Research Engineer - Pioneering Rare-Earth Development

Empowering the Future with Rare-Earth MetalsAt Solcoa, we are dedicated to securing the supply chain for western rare-earth metals, which are crucial for powering advanced technologies such as fighter jets, electric vehicles, wind turbines, smartphones, and generators. As one of the few companies outside of China engaged in the production of rare-earth metal…

Empowering the Future with Rare Earth MetalsAt Solcoa, our mission is to ensure a stable supply chain of western rare-earth metals that are essential for modern technology—ranging from fighter jets and electric vehicles to wind turbines and smartphones. As one of the few companies outside of China engaged in the production of rare-earth metals, we stand out as the only provider delivering a fully U.S. sourced supply of both light and heavy rare earths. Our innovative carbon-zero process efficiently transforms end-of-life magnets into usable metal, thereby advancing energy independence and securing vital global resources.We are a dynamic and well-funded team committed to rapidly increasing the production of rare-earth metals in the West. Join us as we build a top-tier engineering team dedicated to addressing this critical challenge.Your Role as an R&D TechnicianWe are seeking a proactive R&D Technician to manage, enhance, and run our rare-earth metal production line. Your responsibilities will include operating high-temperature and vacuum reactor systems, constructing and assembling components, executing test plans, and ensuring that our plant operates smoothly and safely. You will collaborate closely with engineers and machinists to transform innovative concepts into efficient, repeatable processes.

Join Us in Shaping the Future of Rare-Earth MetalsAt Solcoa, we are on a mission to stabilize the supply chain of rare-earth metals essential for modern technology, powering everything from fighter jets to electric vehicles. As one of the few companies outside China producing these critical metals, and the only one providing a fully U.S. sourced supply of both light and heavy rare earths, we are committed to a carbon-zero process that transforms end-of-life magnets into usable metal. Our innovative approach aims to enhance energy independence while securing vital resources for the future.Join our dynamic and well-funded team as we significantly ramp up Western rare-earth production. We are assembling a top-tier team of engineers to tackle this pressing challenge.Your Role — Mechanical EngineerWe are seeking a proactive Mechanical Engineer to conceptualize, design, and develop the next generation of our rare-earth reactors. You will guide designs from initial concepts to commissioning, collaborating closely with machinists and researchers to transform innovative ideas into functional systems.Key ResponsibilitiesDesign and model reactor subsystems (thermal, vacuum, materials handling) using CAD (Fusion).Select components, tolerances, and materials suitable for high-temperature, corrosive, and vacuum conditions.Develop and refine prototypes; conduct experiments; analyze data to inform design improvements.Create documentation including procedures, test plans, and safety/operating guides.Work with fabrication partners to drive continuous improvement initiatives.QualificationsRequired Skills and ExperienceExpertise in CAD (Fusion).Practical experience with metal machining and use of shop tools.Familiarity with high-temperature systems and/or vacuum hardware.Strong attention to detail and high-quality technical execution.Ability to work autonomously in a fast-paced, build-measure-learn environment.Immediate availability preferred.Preferred QualificationsRelevant coursework or experience in chemistry or physics (thermodynamics, materials science, reaction engineering, or similar fields).Compensation & BenefitsCompetitive base salary.Generous stock options.

Empowering the Future with Rare-Earth MetalsAt Solcoa, we are on a mission to stabilize the supply chain of rare-earth metals essential for modern technologies, including fighter jets, electric vehicles, wind turbines, smartphones, and generators. As one of the few companies outside of China producing these critical materials, we are proud to offer a 100% U.S. supply of both light and heavy rare earths. Our innovative carbon-zero process transforms end-of-life magnets into metals, paving the way for energy independence and safeguarding essential resources.Join our dynamic, well-funded team that is rapidly advancing Western rare-earth production. We are committed to building a world-class team to address this pressing challenge.Your Role: Mechanical Engineering InternAs a Mechanical Engineering Intern, you will collaborate with our hardware team to translate designs into functioning systems. Your responsibilities will include supporting reactor subsystem design in CAD, assisting with prototype assembly and testing, and maintaining precise documentation while working alongside engineers, machinists, and technicians to expedite the transition from concept to operational systems.ResponsibilitiesDevelop and update CAD (Fusion preferred) models/drawings, BOMs, and basic GD&T for thermal, vacuum, and handling subsystems.Assist in the fabrication and assembly of prototypes, including cutting, drilling, tapping, fitting, and basic machining.Aid in selecting components such as valves, fittings, heaters, and sensors for high-temperature and vacuum environments under engineer supervision.Conduct tests, gather and process data, and summarize findings to guide design iterations.Perform leak checks, pressure tests, and maintain well-organized logs.Support vendor communications, pricing requests, and purchasing while keeping parts and tools organized.Foster a safety-first culture and contribute to ongoing improvements on the shop floor.QualificationsRequired:Currently pursuing a BS/MS in Mechanical Engineering or a related discipline.Proficient in CAD (Fusion preferred; SolidWorks acceptable).Hands-on experience with building projects from labs, clubs, internships, or personal endeavors (machine shop tools, 3D printing, or fabrication).Strong attention to detail, organized documentation skills, and reliable follow-through.Comfortable working in a fast-paced, hardware-focused environment and eager to engage in hands-on tasks.Must be available on-site and able to start soon.

Empowering the World with Rare-Earth MetalsAt Solcoa, we are dedicated to stabilizing the supply chain of rare-earth metals in the western world, essential for every fighter jet, electric vehicle, wind turbine, smartphone, and generator. As one of the few companies outside China producing these vital resources, we proudly offer a 100% U.S. supply of both light and heavy rare earths. Our innovative carbon-zero process transforms end-of-life magnets directly into metal, facilitating energy independence and securing critical resources for the future.We are a dynamic, well-funded team committed to rapidly advancing rare-earth production in the West. Join us in building a world-class team to tackle this urgent challenge.The Opportunity — Senior Process EngineerIn this pivotal role, you will spearhead the scale-up of our pilot operations into a demonstration plant, establishing the foundation for subsequent commercial facilities. You will convert research and development outputs into engineered processes, collaborate with external engineering firms and EPCs, and ensure the safe, timely construction and commissioning of our operations.

Position OverviewAs a Research and Development Engineer I at Penumbra, Inc., you will play a pivotal role in the engineering, design, and development of innovative products and enhancements to existing offerings. Your responsibilities will include conducting rigorous testing, implementing engineering modifications, and meticulously documenting changes. You will leverage both theoretical knowledge and practical applications using scientific methods and design experiments to deliver effective solutions.Key Responsibilities• Collaborate on the design, development, and testing of Penumbra, Inc. products.*• Develop comprehensive engineering test protocols.*• Execute and report on engineering tests.*• Design specialized fixtures and tooling to streamline prototype assembly and material testing.• Assess prototypes against established standards and specifications; troubleshoot issues to determine root causes and corrective actions.• Analyze and communicate test results effectively.*• Address practical challenges encountered during development.*• Document findings and propose recommendations.*• Present findings to project managers.*• Comply with the Company's Quality Management System (QMS) as well as applicable domestic and global quality regulations, standards, and procedures.*• Understand and adhere to relevant security, privacy, and compliance regulations applicable to the Company.*• Ensure compliance with QMS and other relevant regulations among team members.*• Perform additional duties as assigned.*Indicates essential functions of the role.

Empowering the Future with Rare-Earth MetalsAt Solcoa, we are dedicated to stabilizing the supply chain of rare-earth metals in the West, which are essential for powering fighter jets, electric vehicles, wind turbines, smartphones, and generators. As one of the few companies outside of China producing these crucial materials, we take pride in being the only provider of a 100% U.S. supply of both light and heavy rare earths. Our innovative carbon-zero process transforms end-of-life magnets directly into metal, contributing to energy independence and securing one of the world’s most vital resources.We are a lean, well-capitalized team that is rapidly advancing rare-earth production in the West. Join us in building a world-class team committed to addressing this critical challenge.Your Role: Fabrication Technician (TIG Welding, Assembly & Fabrication)As a Fabrication Technician, you will play a key role in constructing the hardware that powers our operations. Your responsibilities will include fabricating parts, performing TIG welding on assemblies, operating machine shop tools, and assembling and commissioning reactors and supporting equipment. We are looking for someone who brings discipline, craftsmanship, and a commitment to safety in every task.

Empowering the Future with Rare-Earth MetalsAt Solcoa, we are dedicated to stabilizing the Western rare-earth metal supply chain, essential for powering fighter jets, electric vehicles, wind turbines, smartphones, and generators. As one of the few companies outside of China producing rare-earth metals, we pride ourselves on delivering a 100% U.S. supply of both light and heavy rare earths. Our innovative carbon-zero process transforms end-of-life magnets into usable metals, supporting energy independence and securing vital global resources.Join our dynamic and well-funded team, where we are accelerating the production of Western rare-earth metals and building an exceptional group of engineers committed to solving this critical challenge.Your Role — Plant OperatorWe are seeking skilled Plant Operators to manage and maintain our rare-earth metal production facility. You will oversee the daily operations of our pilot-scale production lines, which include high-temperature reactors, vacuum systems, induction furnaces, and material handling from feedstock preparation to finished metals. Your focus will be on maximizing throughput and uptime while ensuring compliance with the highest safety and quality standards. You will play a critical role as we transition from pilot to commercial production.Key ResponsibilitiesOperate and monitor pilot-scale production equipment such as vacuum induction furnaces, tube furnaces (up to 1700°C), high-vacuum pump systems, and inert-atmosphere gloveboxes.Manage production runs from start to finish, including feedstock preparation, reactor charging, process execution, product recovery, and packaging in inert conditions.Track and log essential process parameters (temperature profiles, vacuum levels, gas flows, cycle times); identify deviations and execute real-time adjustments to maintain specifications.Conduct preventive and first-line corrective maintenance on furnaces, vacuum systems, gas delivery, and material handling equipment; collaborate with engineering teams for major repairs.Prepare samples for analytical testing (ICP-OES, IGF-O/N, SEM-EDS) and understand how results influence process control.Safely operate overhead cranes (2T & 5T), forklifts, and rigging equipment to transport feedstock, crucibles, and finished products.Adhere to strict housekeeping, chemical hygiene, and safety protocols—especially around hot materials, reactive powders, and inert-gas environments.Assist in the commissioning and startup of new production lines and equipment as we scale operations.Collaborate with R&D engineering teams to enhance processes and improve production efficiency.

Silana Nanotechnologies seeks a Materials Development Engineer based in Alameda, CA. This position centers on the design, development, and refinement of advanced materials used in next-generation technology products. What you will do Design and develop new materials to meet performance goals for future products Refine existing materials to enhance their properties and reliability Collaborate with cross-disciplinary teams to support new product initiatives Collaboration Work closely with engineers and specialists from various backgrounds to drive improvements in material performance and ensure alignment with product development goals.

Role Overview The Manufacturing Engineer I – Electronics Development at Penumbra Inc. plays a hands-on role in advancing manufacturing technology and supporting the launch and improvement of new products. Based in Alameda, CA, this position works closely with multiple engineering teams to troubleshoot production challenges and implement solutions that improve manufacturing processes and quality systems. The role offers the chance to build technical skills while contributing to projects that impact Penumbra’s global operations. What You Will Do Identify and resolve production issues using creative problem-solving methods. Conduct thorough root cause analyses and recommend effective solutions. Collaborate with various departments to communicate issues and share solutions. Maintain a detail-oriented approach to troubleshooting and documentation. Support day-to-day production activities, including creating and updating product and process documentation. Monitor equipment and process performance, and initiate improvement activities to boost yield, efficiency, and throughput. Design production fixtures, source tools and equipment, and implement new fixturing on the line, including equipment qualification. Test processes, equipment, raw materials, and finished products; conduct process validations; write testing protocols; and compile reports with findings and recommendations. Plan, schedule, and coordinate detailed phases of engineering work as part of a team or independently. Develop specifications for products, processes, or equipment. Apply statistical methods and engineering knowledge to develop, characterize, and optimize manufacturing processes. Work with suppliers and external partners to develop and implement process improvement plans. Participate in project planning and scheduling activities. Train assemblers, quality control staff, and technicians on processes, equipment, and documentation as needed. Follow Penumbra’s Quality Management System (QMS) and comply with domestic and international quality standards and regulations. Understand and adhere to relevant security, privacy, and compliance regulations applicable to the company.

Renasant Bio is dedicated to developing new therapies for patients with kidney disease, with a particular focus on ADPKD. The team values scientific rigor, creative problem-solving, and collaboration. Employees work together with transparency and adaptability, aiming for meaningful progress and high standards in every project. The company operates from Bakar Labs in Berkeley, CA, and receives additional support from Cambridge, MA. All efforts are directed toward advancing treatments that could improve patient outcomes. Role overview This is a year-long contract position for a Research Associate specializing in in vivo research and preclinical drug discovery. The work centers on studies related to kidney disease, using rodent models to support ongoing research efforts. What you will do Assist with in vivo research projects focused on kidney disease Manage rodent animal colonies, including routine care and monitoring Support daily laboratory operations as needed Location This position is based in Alameda, CA.

E11 Bio is dedicated to pioneering connectomics at a whole brain scale for humans and various mammals. We are a dynamic and collaborative group of scientists and engineers committed to an ambitious neuroscience initiative aimed at developing a groundbreaking technology platform for scalable mammalian brain mapping. As a non-profit research organization under Convergent Research, located in Alameda, California, we strive for innovative neuroscience solutions while maintaining the agility of a tight-knit startup. Explore our technology roadmap.High-quality tissue samples are crucial to our scientific endeavors. We are currently on the lookout for a skilled in vivo Senior Research Associate to take charge of our animal perfusions and in vivo workflows. This position involves executing and refining perfusion, fixation, and injection protocols, as well as preparing perfusates and actively troubleshooting tissue-quality issues. Collaborating closely with experimental scientists, the selected candidate will design, implement, and troubleshoot in vivo labeling experiments, playing a vital role in ensuring the reliability and reproducibility of tissue used in our mission to map the mouse brain.

Join our innovative team at Silana Microelectronics as a Senior Applications Engineer in Concept Development. In this role, you will be at the forefront of developing cutting-edge applications and solutions that drive our technology initiatives. Your expertise will play a crucial role in collaborating with cross-functional teams to translate complex concepts into practical applications, ensuring our products meet market needs and exceed customer expectations.

Join Jitterbit, a leading integration platform, as a Senior Software Engineer. In this pivotal role, you'll design, develop, and implement innovative software solutions that enhance our integration capabilities. Collaborate with cross-functional teams to deliver high-quality products that meet and exceed customer expectations. Your expertise will drive the evolution of our technology stack and contribute to our mission of simplifying integration for businesses worldwide.

About PykaAt Pyka, we are dedicated to revolutionizing transportation with safe, sustainable, and cost-effective autonomous electric aviation solutions.Our innovative approach enables us to apply cutting-edge technology across diverse industries that can benefit from autonomous electric aircraft, starting with the most critical and hazardous tasks. We are committed to developing groundbreaking products at scale that enhance safety, reliability, and the performance of our autonomy engine and electric propulsion systems.Our ecosystem includes proprietary flight control software, advanced avionics, high-density motors, motor controllers, batteries, and custom carbon-fiber composite airframes.Currently, we provide autonomous electric aircraft for cargo transportation and agricultural crop protection, serving clients across four continents and achieving industry-first regulatory approvals from the FAA. Our cargo solutions enhance connectivity and expedite delivery networks, facilitating the rapid and reliable transport of essential goods. Our aircraft for crop protection empowers farmers with safer, more precise aerial application methods, significantly reducing environmental impact. Both aircraft are designed for cost-efficiency and ease of deployment while contributing to a decrease in CO2 emissions.Your contributions at Pyka will enhance lives today and propel the future of electric aviation forward.Role OverviewWe are seeking a talented Senior Software Engineer to join our expert team focused on the full stack of aviation robotics. You will tackle a variety of technical challenges in planning, mapping, object detection, simulation, controls, and more. This role involves scoping, planning, and implementing large-scale features for our autonomous aircraft and its ground infrastructure. Ideal candidates will have proven experience in solving complex, high-level problems and a successful track record of delivering impactful results. As a senior member of our engineering team, you will also have opportunities for technical leadership and mentorship.

THE COMPANYSaildrone is a pioneering maritime defense company and the worldwide leader in autonomous unmanned surface vehicles (USVs). With unmatched ocean operational experience, Saildrone operates combat-deployed systems that support national security and military presence globally, 24/7/365.Our headquarters for manufacturing and R&D are based in Alameda, CA, with business development and sales in Washington, DC, and deployment hubs across Europe and the Middle East. By merging advanced autonomous operations, edge computing, cutting-edge sensing technology, and renewable power, Saildrone is redefining the operational capabilities of the Navy of the future. Become part of a dynamic, mission-oriented team that operates at the cutting edge of maritime security and autonomous technology.THE POSITIONSaildrone is looking for a Technical Lead Manager for our Build Systems Engineering team. In this role, you will report to the Director of Software and be tasked with designing, implementing, and maintaining our software build systems using Bazel. Your goal will be to ensure reliable and efficient build processes for our software projects. Collaborating closely with development teams, DevOps engineers, and various stakeholders, you will optimize our build systems to accelerate the software development and release cycles. This position will involve a combination of hands-on development and leadership responsibilities, overseeing a small engineering team (1-2 individual contributors) to successfully execute a roadmap that aligns with broader software teams and business goals.This role requires you to be onsite in Alameda, CA, three days a week as part of our hybrid model. Remote work is not an option.THE TEAMThe Software Infrastructure & Platform Engineering team is responsible for the systems and tools that enable Saildrone's software teams to build, test, and deploy reliable software at scale. Our focus is on creating robust build and release pipelines that support autonomous systems operating in challenging and high-stakes maritime environments. The work of this team directly influences Saildrone's ability to provide real-time intelligence, maritime domain awareness, and critical capabilities for both government and commercial clients.

About PykaAt Pyka, we are dedicated to revolutionizing transportation through autonomous electric aviation, creating a safer, cleaner, and more cost-effective means of transport.Our innovative approach targets industries where autonomous electric aircraft can make a significant impact, focusing first on the most critical and hazardous sectors. We are committed to developing groundbreaking products that are manufactured at scale, while continuously enhancing the safety, reliability, and performance of our autonomy engine and electric propulsion systems.Our technology ecosystem encompasses proprietary flight control software, advanced avionics, high power density motors, sophisticated motor controllers, batteries, and custom carbon-fiber composite airframes.Currently, we provide autonomous electric aircraft for cargo transport and crop protection to customers across four continents, having achieved industry-leading regulatory approvals from the FAA. Our cargo aircraft enhance connectivity and expedite delivery networks, ensuring swift shipment of essential supplies. Additionally, our crop protection solutions empower agricultural service providers with autonomous tools that promote safer, more accurate aerial applications while minimizing environmental impact. Both aircraft are designed for economic efficiency and ease of deployment, significantly reducing CO2 emissions in their respective fields.The work you do at Pyka will profoundly improve lives today while propelling us toward the future of electric aviation.Role OverviewWe are seeking a Senior Embedded Software Engineer who possesses a strong technical curiosity and a fervor for developing the low-level systems that drive autonomous aircraft. In this pivotal role, you will design and maintain the embedded software for our flight computers, auxiliary hardware, and hardware-in-the-loop (HIL) testing systems—critical components that ensure the safe and reliable operation of our aircraft in real-world scenarios. Collaboration with electrical, avionics, systems, and flight control engineers will be essential as you bring new hardware online, develop robust firmware architectures, and enhance our automated HIL testing capabilities. If your experience includes building embedded systems for robotics, vehicles, or similar real-time applications, you will thrive in contributing to the foundational technology that underpins all Pyka aircraft.

About UsAt Sila, we are pioneering the future of battery materials with a vision to facilitate the world's transition to clean energy. Our innovative approach focuses on creating advanced lithium-ion batteries that are not only more efficient but also smaller and lighter. By enhancing the energy density of batteries, we are driving innovation in consumer electronics and accelerating the shift to electric vehicles, aiming to reduce reliance on fossil fuels. Join us in tackling one of the most pressing challenges of our time and help redefine what’s possible.Who You AreAs a Staff Scientist within our Analytics Team, you are a dynamic and hands-on analytical expert with a strong background in developing and validating analytical methods across various instrumentation. Your passion for analytical chemistry, material characterization, and process control drives your success. You approach complex technical challenges with curiosity and tenacity, maintaining high standards. Your resourcefulness and independence allow you to juggle multiple projects while delivering timely results in a fast-paced and evolving environment. You thrive as a collaborative team member, open to both giving and receiving constructive feedback.Responsibilities and DutiesIn this role, you will independently scope, plan, and execute intricate analytical development projects involving multiple stakeholders to enhance Sila’s measurement capabilities for both R&D and QC. Specifically, you will:Identify and propose solutions that effectively meet business and technical needs, ensuring alignment across functions with engineers and management.Evaluate, select, procure, and install necessary analytical instrumentation.Establish best practices in sample preparation, instrumental analysis, data analysis, and result reporting.Draft Standard Operating Procedures (SOPs), train team members, and conduct thorough Measurement System Analyses (MSA).Prepare validation reports and present technical data to engineering and quality teams.Knowledge and Skill RequirementsA degree in Chemistry, Physics, Material Science, Chemical Engineering, or a related field with a minimum of 8 years of industry experience (Bachelor’s degree), 5 years (Master’s degree), or 3 years (PhD) focusing on analytical method development.Proficiency in analytical techniques and instrumentation.

Role overview Pyka seeks a Senior Software Engineer to develop and support Ground Control Station software at its Alameda headquarters. The position focuses on building applications that enable autonomous aircraft systems, using Qt, C++, and QML. What you will do Design, implement, and maintain software for ground control stations Collaborate with engineers and cross-functional teams to deliver solutions for autonomous aviation Apply technical expertise in Qt, C++, and QML throughout the development cycle Team environment The engineering team at Pyka values collaboration and practical problem solving. Team members work together to advance aviation technology and support each other's growth.

genefab is seeking a Senior Manufacturing Engineer based in Alameda, CA. The role centers on designing, implementing, and refining manufacturing processes. The main goal is to enhance product quality and boost efficiency within the engineering group. Key responsibilities Create manufacturing processes for both new and existing products Drive improvements that increase process efficiency Streamline workflows to help maintain consistent product quality Role impact This position plays a key part in shaping genefab’s manufacturing approach. The Senior Manufacturing Engineer’s knowledge directly supports the company’s mission and ongoing innovation efforts.