Power Electronics Intern

Astranis is at the forefront of satellite innovation, designing and building advanced satellites for high orbits that expand humanity’s reach into the solar system. Our satellites deliver dedicated, secure networks to sophisticated clients globally, including large enterprises, sovereign governments, and the US military. With five satellites currently in orb…

About the TeamJoin OpenAI’s Hardware organization, where we develop cutting-edge silicon and system-level solutions tailored to the high demands of advanced AI workloads. Our team is dedicated to creating the next generation of AI-native silicon in collaboration with software and research partners, ensuring hardware is seamlessly integrated with AI models. We are not just about delivering production-grade silicon for OpenAI’s supercomputing infrastructure; we also innovate custom design tools and methodologies that enhance hardware capabilities specifically for AI.About the RoleAs a Component and Product Quality Engineer focusing on interconnects, you will oversee the quality of high-speed interconnect hardware through every phase of the product lifecycle. This includes early design input, supplier readiness, qualification, ramp-up, and ongoing fleet quality in lab and data center settings.In this crucial role, you will lead the quality initiatives for advanced interconnect components and assemblies, such as high-speed copper cables, cable cartridges, patch panels, backplane solutions, high-speed connectors, and related electro-mechanical interfaces. Collaboration with electrical, mechanical, system integration, reliability, and operations teams, as well as external vendors, will be key to preventing quality escapes and implementing data-driven corrective actions swiftly.Your Responsibilities Include:Managing quality for advanced interconnect components and assemblies, including high-speed connectors, copper cables, cable cartridges, patch panels, and backplane solutions.Advancing quality-by-design practices by participating in design reviews, DFM/DFx, and tolerance analysis to minimize variation and field failures.Defining and monitoring quality and reliability metrics for interconnects throughout NPI and mass production.Creating and executing qualification strategies for cables, connectors, and patch panels, ensuring rigorous testing and clear criteria for success.Collaborating with engineering and operations to ensure a smooth ramp-up, conducting risk assessments, and applying lessons learned from pilot builds.

Welcome to Planet. We harness the power of space to enhance life on Earth.At Planet, we design, build, and operate the world’s largest constellation of imaging satellites, delivering an unparalleled dataset through our innovative cloud-based platform. This initiative supports a diverse array of industries including commercial, environmental, and humanitarian sectors, positioning us as both a space and data enterprise.Our clients worldwide leverage Planet's data to pioneer new technologies, generate revenue, conduct research, and tackle some of the planet's most pressing challenges.With complete control over hardware design, manufacturing, data processing, and software engineering, our team is an inspiring blend of experts from various fields.We prioritize a people-centric culture and community, continuously evolving to put our team members first as we prepare for growth. Join us at Planet and be part of our mission to transform global perspectives.Planet operates globally, with a flexible working environment that includes remote employees and offices in San Francisco, Washington DC, Germany, Austria, Slovenia, and The Netherlands.About the Role:The Mechanical Engineering team at Planet seeks a skilled Senior Mechanical Engineer to lead the design of critical spacecraft subsystems for our fleet of Earth-imaging satellites. Your role will encompass overseeing spacecraft design initiatives, from subsystem to full spacecraft level. The ideal candidate will be an experienced mechanical designer with a proven track record in leading mechanical subsystem development through all phases, from conceptualization to manufacturing, testing, and flight integration. As a vital member of the Mechanical Engineering team within Planet’s Space Systems division, you will collaborate closely with various teams to drive our agile approach to spacecraft design.This is a full-time position based at our San Francisco headquarters, requiring in-office attendance five days a week.

Echo Neurotechnologies builds Brain-Computer Interface (BCI) hardware and artificial intelligence solutions in San Francisco. The team’s work centers on developing technology that supports greater independence and quality of life for people with disabilities. At Echo Neurotechnologies, a small and skilled group collaborates closely. Team members often contribute across different functions, and each person’s input shapes the direction of projects. The environment values hands-on work, learning, and growth, giving everyone a real chance to influence outcomes. Role overview This Senior Electronics Technician position is hands-on and emphasizes careful craftsmanship. The role suits someone who takes pride in precision and wants to see their work directly impact medical technology. Practical experience matters more than formal degrees for this position. Key responsibilities Solder and rework printed circuit boards (PCBs), including 0201 discretes and fine-pitch BGAs, using magnification tools Modify boards, troubleshoot issues, and support rapid design changes Follow detailed work instructions, schematics, and testing protocols accurately Test both incoming and assembled hardware, recording results clearly Inspect incoming hardware to ensure quality standards are met Help organize and maintain the lab, including equipment upkeep and basic management tasks Calibrate and maintain test equipment, and coordinate with outside vendors as needed Work closely with engineers to solve problems and improve designs Requirements Strong hands-on experience with fine-pitch soldering and PCB rework Comfort working under magnification with small, fragile components

Join our dynamic team at plaud as an Electronic Engineer. In this role, you will be responsible for designing, developing, and testing electronic systems and components. Your innovative solutions will help drive our projects forward, ensuring we remain at the forefront of technology.

About the TeamFounded in 2018, DoorDash Labs is the innovation engine of DoorDash, dedicated to pioneering automation and robotics solutions that enhance last-mile logistics. Our mission is to develop technologies that empower human networks, driving efficiency for Dashers, merchants, and consumers. With a focus on impactful business solutions, our highly experienced team is composed of industry leaders from various robotics fields. As we look towards the future, we aim to improve upon our achievement of 10 billion deliveries by 2025.About the RoleWe are looking for a Senior Electrical Engineer to join our dynamic, multidisciplinary team, specializing in the creation of production-grade electrical systems for consumer and enterprise hardware platforms, including tablets, POS systems, peripherals, and connected devices.This role requires a robust background in mixed-signal board design, power systems, wireless integration, and high-volume product development. The ideal candidate is passionate about designing and delivering reliable hardware at scale, thriving in an environment that demands technical expertise and high-quality execution across multiple concurrent projects.You’re excited about this opportunity because you will…Architect and implement electrical subsystems, including:Power systems: battery management, charging, DC/DC converters, power distribution, and protection.Digital and mixed-signal board design: application processors, MCUs, high-speed interfaces (USB, PCIe, MIPI, etc.), memory, and sensor integration.Wireless systems: WiFi, BLE, LTE, antennas, and EMI/EMC-conscious layout and integration.Peripheral and display integration: touch interfaces, display subsystems, and external connectivity.Key ResponsibilitiesOwn the full lifecycle of electrical hardware from concept through schematic capture, layout review, bring-up, validation, certification, and production.

Astranis is at the forefront of developing cutting-edge satellites for high orbits, paving the way for humanity's exploration of the solar system. Our satellites currently deliver dedicated, secure networks to sophisticated clients around the world, including large corporations, government entities, and the U.S. military. With five satellites already in orbit and numerous launches planned, we are addressing a robust backlog of over $1 billion in commercial contracts.Astranis stands as the trusted satellite communications partner for those who demand high standards in uptime, data security, network visibility, and customization. Having secured over $750 million in funding from top-tier investors like Andreessen Horowitz, Blackrock, and Fidelity, we proudly employ a team of 450 skilled engineers and entrepreneurs. Our operations are based out of a state-of-the-art 153,000 sq. ft. headquarters in Northern California, USA.Electronics Engineering ManagerAs the Electronics Engineering Manager, you will lead and inspire a team of skilled electronics engineers. Your leadership will be crucial in defining the future of our satellite technology, pushing the limits of innovation, and delivering unparalleled performance that redefines industry benchmarks.Role ResponsibilitiesDirectly manage, mentor, and grow a diverse team of junior and senior electronics engineers.Collaborate with a multidisciplinary team to design and architect our next-generation electronic systems.Oversee the lifecycle of electronic hardware from design and development to implementation and verification.Create and manage a detailed project schedule to ensure hardware development aligns with program timelines.Drive the design process, including specifications, component selection, circuit board design, and system-level integration.Lead hands-on debugging, board bring-up, and system validation processes.Participate in recruiting, interviewing, and onboarding new talent to support our rapid expansion.Provide expert support to production and operations teams for the effective deployment and utilization of our hardware.Encourage a culture of innovation and excellence within the team.

Senior Electrical Engineer, Power Electronics South San Francisco, CA | Ground Systems | Full Time Are you ready to make a significant impact on the world? Zipline is on a mission to revolutionize the logistics of delivery. We’re dedicated to addressing the world’s most pressing access challenges by developing the first instantaneous delivery system that treats all humans equally, no matter their location. From facilitating the national blood delivery network in Rwanda and distributing COVID-19 vaccines in Ghana, to providing on-demand home delivery for Walmart, and enabling healthcare providers to bring services directly to homes across the U.S., we’re reshaping the landscape of logistics for businesses, governments, and consumers alike. Our technology is sophisticated, but the concept is straightforward: a teleportation service that delivers what you need, when you need it. Through our robotics and autonomy platforms, we aim to decarbonize delivery, alleviate road congestion, and enhance access to essential goods globally. About the Role Zipline is in search of a seasoned electrical engineer to spearhead the design and development of high-performance power electronics systems supporting our drone charging and docking infrastructure. As a member of our Ground Systems team, you will be instrumental in managing all ground-based infrastructures that facilitate our autonomous delivery drones, including automatic docking, battery charging, thermal management, ground communication, and preflight checks. This position is key to advancing our next generation of drone logistics by addressing intricate challenges in power distribution, conversion, battery charging, high-performance microprocessor integration, high-speed network communication, and overall system integration. Your extensive technical expertise in power electronics will play a crucial role in shaping Zipline’s global infrastructure as we expand. Additionally, you will collaborate closely with cross-functional engineering teams to oversee the electrical system development from concept to production. This hands-on engineering position is ideal for candidates who aspire to push the boundaries of hardware in practical applications.

Join Our Innovative Team at Atomic SemiAt Atomic Semi, we are pioneering the future of semiconductor manufacturing with our state-of-the-art, compact fabrication facilities.Our approach leverages current technologies and innovative simplifications, enabling us to create our own tools for rapid iteration and enhancement.We are assembling a select group of exceptional engineers—mechanical, electrical, hardware, computer, and process specialists—who will take ownership of the entire stack from atomic structures to architectural designs. Our optimistic team is dedicated to advancing technology boundaries.We believe that smaller, faster, and self-built solutions are the key to success.Our facility is equipped with 3D printers, a variety of microscopes, e-beam writers, and general fabrication equipment. If there’s something we need, we’ll innovate to create it.Founded by Sam Zeloof and Jim Keller, our team combines practical chip-making experience with decades of industry leadership.Role OverviewAs an Electronic Hardware Design Engineer, you will collaborate with a talented team to design cutting-edge lithography systems, deposition tools, vacuum chambers, and high-precision motion control systems. You will tackle challenges, prototype innovative solutions, and bring your designs to production, contributing to transformative advancements in integrated circuit manufacturing.Your projects may involve high-voltage low-noise converters, motor drivers, attofarad sensors, and millikelvin temperature controllers—all in a single initiative.

Join Our Team at Marathon FusionMarathon Fusion is at the forefront of engineering technologies, transforming fusion from experimental breakthroughs into functional power plants. While the industry focuses on innovating new fusion devices, we are dedicated to practical systems that enable fusion energy to operate at a scale that is relevant to climate change.Our team crafts essential fuel cycle and plant-level technologies that support stable isotope production, fuel cycle closure, and advanced blanket systems, facilitating energy generation along with high-value co-products.Founded in 2023, we are committed to constructing the components and systems necessary for making fusion a practical, sustainable, and dependable energy source for the 21st century.Our Company CultureAt Marathon Fusion, we foster a startup culture that values focus, adaptability, and prioritization in a dynamic landscape. Success in our environment hinges on proactive communication, building trust among team members, and a continuous willingness to learn and grow professionally. We highly value self-direction in all team members.Your Role as an Electrical EngineerAs an Electrical Engineer with Marathon Fusion, you will collaborate with our R&D team, which consists of mechanical engineers, physicists, and technicians, to prototype, test, and implement solutions that enhance fusion fuel cycles. Your contributions will be crucial in developing robust power electronics for our Plasma Centrifuge and Transmutation research and development initiatives.Key ResponsibilitiesDesign and develop power electronics subsystems, including capacitor banks, battery systems, power conversion, and switching.Prototype and test printed circuit boards (PCBs) for experimental systems.Integrate power electronics into high-voltage and high-current systems at the platform level.Collaborate closely with mechanical engineers, controls engineers, physicists, and technicians to build and integrate electrical systems into experimental platforms.Conduct testing, validation, and troubleshooting of hardware in laboratory settings.Promote safe design practices for high-energy systems.QualificationsWe welcome applications from candidates with various levels of experience. Ideal candidates will possess:Proven experience in power electronics design.Strong problem-solving skills and the ability to work collaboratively in a team environment.A proactive approach to learning new technologies and methodologies.

Astranis is at the forefront of satellite technology, crafting innovative satellites for high orbits, thereby broadening humanity's exploration of the solar system. Our cutting-edge satellites deliver dedicated, secure networks to a diverse clientele, including large enterprises, sovereign governments, and the U.S. military. With five satellites currently in orbit and numerous launches on the horizon, we are addressing a commercial contracts backlog exceeding $1 billion.As the go-to partner in satellite communications, Astranis is dedicated to fulfilling the stringent requirements of our clients regarding uptime, data security, network visibility, and customization. Backed by over $750 million in funding from top-tier investors, including Andreessen Horowitz, Blackrock, and Fidelity, our team of 450 engineers and entrepreneurs thrives in our 153,000 sq. ft. headquarters located in Northern California, USA.Power Electronics Team LeadIn your pivotal role as the Team Lead for the Power Electronics Engineering Team, you will spearhead the development and leadership of a talented group of Power Electronics engineers. Your support will be key in pushing the limits of what is achievable in geo-synchronous spacecraft design, enabling unprecedented performance in space.

About Redwood MaterialsRedwood is pioneering a localized battery supply chain that integrates recovery, reuse, and recycling—ensuring critical minerals remain in circulation and facilitating the energy transition. Established in 2017, we are at the forefront of delivering affordable, large-scale energy storage while producing battery materials in the U.S. for the first time, utilizing batteries we already possess. The Redwood Vision: Modernizing the GridEnvision being at the forefront of a significant industrial transformation. Just as the electric vehicle revolution redefined automobiles as software-driven entities, Redwood Materials is revolutionizing the global energy grid. We go beyond merely managing batteries; we are constructing the "nervous system" for a sustainable energy economy.Our R&D team in San Francisco is spearheading the shift from outdated, hardware-centric infrastructures to agile, software-driven ecosystems. We are demonstrating that a sustainable, 100% renewable grid is not just a goal—it’s a technical reality fueled by advanced control intelligence. We seek the "architects of the electron" to help us phase out fossil-fuel peaker plants.Position: Senior Power Electronics Controls EngineerIn this role, you will spearhead the design and implementation of the intelligent control systems for our cutting-edge Battery Energy Storage Systems (BESS) and mixed-asset energy sites. You will oversee the entire lifecycle of our control systems—from initial conceptualization and advanced modeling to assessing real-world grid impacts. Your contributions will ensure that both recycled and new battery assets work in unison to stabilize the grid and maximize high-power conversion at an industrial scale.

Astranis is at the forefront of advancing satellite technology, crafting sophisticated satellites designed for high orbits that extend humanity's reach within the solar system. Our satellites currently deliver secure and dedicated networks to a diverse clientele, including large corporations, government entities, and the US military. With five satellites already operational and numerous launches on the horizon, we are addressing a robust backlog exceeding $1 billion in commercial agreements.As the trusted partner in satellite communications, Astranis meets the stringent demands for uptime, data security, network visibility, and customization from our clients. We have successfully raised over $750 million from leading investors such as Andreessen Horowitz, Blackrock, and Fidelity. Our dedicated team of 450 engineers and innovators is based in our expansive 153,000 sq. ft. headquarters in Northern California, USA.Senior Avionics EngineerIn this pivotal role as a Senior Electrical Engineer on our Avionics team, you will take charge of designing sub-systems that underpin the internal communication, power distribution, sensor aggregation, and flight computer systems of our satellites. You will be the architect of our avionics systems, facilitating critical design discussions and collaborating with engineers across various disciplines to develop cutting-edge solutions that challenge the limits of satellite technology.

About Redwood MaterialsAt Redwood, we are pioneering a sustainable battery supply chain that integrates recovery, reuse, and recycling, effectively keeping critical minerals in circulation and accelerating the energy transition. Established in 2017, we are committed to delivering low-cost, large-scale energy storage solutions and producing battery materials in the U.S. for the first time, all sourced from existing batteries. Power Electronics Engineer, Energy Storage Key Responsibilities:As an integral member of our product design team, you will engage in the detailed design, prototyping, and high-volume production launch of cutting-edge power converters that are efficient, cost-effective, and highly manufacturable.With expertise in high voltage (up to ~1,000 – 2,000VDC and 480VAC) and high power (~10 – 200kW) power converters, you will quantitatively assess and select topologies, control algorithms, semiconductors, and magnetics while adhering to engineering constraints such as efficiency, cost, reliability, and simplicity. Your understanding of both hard- and soft-switched topologies will be essential.

Electronics TechnicianJoin Specter, a pioneering company dedicated to developing a software-defined control plane for the physical world. We are on a mission to enhance the security of American businesses by providing comprehensive visibility over their physical assets.At Specter, we are building an innovative hardware-software ecosystem utilizing multi-modal wireless mesh sensing technology. This approach significantly reduces the cost and time needed for sensor deployment, enabling us to create a perception engine that offers real-time visibility and management of physical operations.Our founders, Xerxes and Philip, are committed to equipping our partners for the future of physical AI and robotics. Our dynamic, rapidly-growing team comprises experts from Anduril, Tesla, Rivian, Uber, and the U.S. Special Forces.Role + Responsibilities:We are looking for an R&D Electronics Technician to join our impactful team in accelerating the development and enhancement of our core hardware. You will play a pivotal role in executing complex PCBA rework and harness repairs while working in close collaboration with our engineering team to transform innovative concepts into tangible products.Key Responsibilities include:Conduct intricate soldering and rework on through-hole and SMT components, adhering to IPC and JSTD standards.Facilitate the swift iteration of electronic components and harnesses, acting as a bridge between engineering designs and functional prototypes.Carry out mechanical and electrical assembly of PCBAs into finished products and integrated systems.Oversee specialized coating processes, including conformal coating application, masking, and epoxy application.Interpret technical documentation, engineering drawings, and schematics to ensure build accuracy.Assist in the development of production processes for initial production runs, establishing standards for future scalability.Work closely with the engineering team to troubleshoot hardware and provide hands-on feedback to enhance design manufacturability.Monitor work progress against area benchmarks to ensure timely delivery of critical R&D milestones.

Astranis is revolutionizing satellite technology, crafting advanced satellites designed for high orbits to extend humanity's presence into outer space. Our satellites are currently providing dedicated, secure communication networks to esteemed clients worldwide, including large corporations, government entities, and the U.S. military. With five satellites already in orbit and numerous launches on the horizon, we are managing a robust pipeline exceeding $1 billion in commercial contracts.Astranis stands out as the preferred partner for satellite communications, catering to clients with strict demands for reliability, data protection, network insight, and bespoke solutions. Backed by over $750 million in funding from top-tier investors, including Andreessen Horowitz, Blackrock, and Fidelity, we have a dynamic team of 450 engineers and innovators. Our operations are based in Northern California, within our expansive 153,000 sq. ft. headquarters.Senior RF Design EngineerIn the role of RF Engineer, you will lead the design, qualification, and procurement of active RF electronics (frequency converters, SSPAs, LNAs, PLLs, etc.) integral to the RF front-end of satellite payloads. Collaboration will be key as you'll work alongside mechanical, payload systems, electrical, and software engineers to ensure your designs meet comprehensive system requirements.ResponsibilitiesDesign, simulate, implement, and measure both active and passive RF sub-systems operating at microwave frequencies, including SSPAs, LNAs, power amplifiers, up/down converters, oscillators, filters, and more.Oversee hardware designs from initial requirements through to manufacturing, bring-up, and qualification testing.Integrate these systems into spacecraft by closely collaborating with team members.Specify, procure, and integrate third-party vendor hardware.Assist in the recruitment, interviewing, and onboarding of new team members as we expand rapidly.

About Lumafield: Founded in 2019, Lumafield is on a mission to transform the manufacturing landscape. Our team comprises seasoned engineers with extensive experience across the entire product development cycle, from conceptualization to hardware delivery. Frustrated by the prohibitive costs and complexities of contemporary manufacturing, we set out to enhance it.Engineers make critical decisions daily, and they require tools that provide them with profound insights into their products. By delivering unparalleled visibility and AI-driven tools that identify issues and produce quantitative data, Lumafield aims to revolutionize how complex products are designed, manufactured, and utilized across various sectors. We began with industrial CT scanning — a powerful yet underutilized tool that enables rapid, non-destructive inspection of vital components.We have reengineered the entire system—from X-ray capture to computer vision analysis and web-based collaboration—making advanced manufacturing technology more accessible to all industries. Our company, much like our platform, is designed for continuous upgrades. We are committed to fostering greater intelligence, autonomy, and efficiency, providing deeper insights, operational excellence, and impactful intelligence. And we will continue to innovate.About the Role: Lumafield is seeking a Customer Success Manager (CSM) to collaborate closely with our clients, advocate for their needs internally, and manage accounts to drive business outcomes and revenue growth. The CSM will oversee the entire customer lifecycle, from post-sale onboarding to renewals and expansions, acting as a trusted advisor for stakeholders. Your role will involve fostering advocacy within client accounts and ensuring that customers derive significant business value from our solutions. Operating at the crossroads of cutting-edge industrial technology and customer strategy, CSMs will conduct business reviews, develop and implement joint customer success plans, and enhance net revenue retention through strategic account growth.This position requires technical proficiency to comprehend engineering analyses, alongside business acumen to convert technical success into tangible business value while engaging in discussions with executive stakeholders at client organizations.

About Atomic SemiAtomic Semi is revolutionizing the semiconductor industry with a compact, high-speed fabrication facility.Using cutting-edge technology and innovative simplifications, we are committed to building our own tools for rapid prototyping and improvement.Our dedicated team of skilled engineers spans various disciplines, including mechanical, electrical, hardware, and process engineering. We take ownership of the entire stack, from atomic-level design to architectural implementation. Our forward-thinking team is passionate about pushing technological boundaries.We believe in the mantra: smaller is better, faster is better, and building it ourselves is essential.With a well-equipped lab featuring 3D printers, advanced microscopes, e-beam writers, and general fabrication tools, we are ready to invent what we need as we progress.Founded by Sam Zeloof and Jim Keller, Atomic Semi combines Sam's unique experience of creating chips in a garage with Jim's extensive 40-year history in the semiconductor field.About the InternshipWe are seeking a passionate RF Power Engineering Intern for the fall semester, starting in September. This internship offers a preferred commitment of 4 to 8 months. You will be directly involved in rebuilding our chip fabrication processes, allowing you to engage in impactful projects. You’ll rapidly develop and test compact RF systems for our fabrication tools, identify challenges, prototype innovative solutions, and turn those prototypes into final products that reshape IC manufacturing.Our swift-paced environment prioritizes getting projects built and tested within days or weeks, rather than months. To apply, please submit a portfolio showcasing your previous work, particularly any medium-to-high complexity systems you've developed through personal projects or internships.Key ResponsibilitiesDesign and develop complete RF power systems, from architecture through schematic to layout.Perform accurate RF power diagnostics and metrology.Collaborate with engineering teams to enhance system performance and reliability.Participate in the prototyping and testing phases of RF systems.Document findings and present results to the team.

About TacitTacit is an innovative, early-stage deep tech startup located in San Francisco, focused on developing groundbreaking hardware to redefine human-computer interactions. With support from prominent investors such as General Catalyst, Khosla Ventures, and Greylock Partners, our founding team brings expertise from renowned institutions including Stanford, BrainGate, Oculus, and Tesla. While we are not ready to disclose our projects fully, we are committed to solving complex engineering challenges to launch revolutionary products.Position OverviewWe are seeking a talented Senior Electrical Engineer to lead the architecture, design, and deployment of next-generation neurotechnology hardware products. As a pivotal member of our expanding hardware team, you will take ownership of significant components of our electrical systems from initial design stages to mass production, playing a crucial role in the realization of sophisticated consumer electronics.Key ResponsibilitiesElectrical System Design & DevelopmentLead the electrical architecture and board-level design for mixed-signal consumer hardware systems from concept to production.Oversee schematic design and guide the development process through EVT, DVT, PVT, and mass production stages.Define system partitioning, interfaces, and component selection across computing, sensors, connectivity, and power subsystems.Conduct rigorous design reviews and establish robust electrical design and manufacturing standards.Collaborate closely with mechanical, firmware, and software teams to enhance performance, size, thermal behavior, and reliability.Effectively navigate a startup environment where engineers manage substantial parts of the hardware stack.High-Speed and High-Density Hardware DesignDesign high-density, multi-layer PCBAs employing HDI techniques, fine-pitch BGAs, and controlled-impedance routing.Implement high-speed digital interfaces such as USB, Quad-SPI, MIPI, CSI/DSI, DDR, or similar buses.Create analog and mixed-signal circuits, including amplifiers, filters, sensor interfaces, and ADC/DAC connections.Optimize PCB layout for signal integrity, power integrity, and low-noise performance.Power Electronics & Battery SystemsDesign and implement power electronics and battery management systems for our devices.Ensure compliance with safety and regulatory standards while optimizing performance and efficiency.

About Us:Aurelius Systems is an innovative, VC-backed defense technology startup focused on developing autonomous, edge-deployed robotics systems utilizing directed energy for counter-unmanned aerial systems (UAS).Our mission is to create laser weapon systems capable of neutralizing drones effectively.With a compact team of around ten engineers, ex-US military personnel, and subject matter experts, we are at the forefront of advancing America's capabilities in directed energy. Our aim is to deliver the first cost-effective, reliable, and robust laser weapon system.Inspired by the principles of Marcus Aurelius, we embrace a culture of relentless effort, with a commitment to delivering exceptional results without excuses. We operate in a flexible environment, leveraging our San Francisco lab and office, alongside our Detroit manufacturing hub, and conduct weekly field tests on our expansive 400-acre private range.If you're an engineer who prefers to witness your work in action rather than confined to a lab, we invite you to continue reading.The Opportunity:As the Power Electronics Engineer, you will lead the development of the power subsystem for our directed energy weapon systems.Your role entails being the technical lead on all aspects ranging from battery pack architecture to laser diode integration. You will not merely implement existing designs; instead, you will define the architecture, make critical decisions, and take ownership of your system during range tests.You will collaborate closely with the electrical engineer on the team, focusing on a depth of knowledge rather than breadth. Your responsibilities will include battery management system (BMS) architecture, high-voltage conversion, fault protection, and power delivery under various field conditions. When a power system issue arises during a range test, you will be the go-to expert, identifying the problem and implementing a solution promptly.Your Responsibilities:Design, develop, and validate battery management systems for high-voltage battery packs, ensuring safe charge/discharge cycles, cell balancing, thermal management, and fault protection.Engineer high-voltage DC/DC converters, rectifiers, inverters, and diode driver electronics for optimal laser power delivery.Create robust wire harnesses for high-power laser and motor systems, focusing on connector selection, routing, shielding, and environmental resilience.Engage in hands-on prototyping, assembly, and testing on our expansive range.Conduct rigorous electrical, environmental, vibration, shock, and robustness testing to ensure system reliability.