Senior GNC Engineer

Archer is a pioneering aerospace company located in San Jose, California, dedicated to developing an innovative all-electric vertical takeoff and landing aircraft. Our mission is to enhance the advantages of sustainable air mobility through cutting-edge design, manufacturing, and operation of aircraft that can transport four passengers with minimal noise imp…

Archer Aviation is an innovative aerospace firm located in San Jose, California, focused on developing an all-electric vertical takeoff and landing aircraft. Our mission is to enhance sustainable air mobility, creating the future of transportation. We're engineering an aircraft designed to carry four passengers at an incredibly low noise level.At Archer, we aim high and tackle complex challenges. We believe that a diverse workforce enriches our insights and drives our success. We're committed to fostering an inclusive environment that values unique perspectives and supports all team members.Your Responsibilities:Implement large-scale closed-loop simulations on cloud computing platforms.Create tools for effective analysis and visualization of results from large batch simulations.Establish and manage infrastructure to facilitate Model-Based Design for flight software and simulation models.Collaborate with Avionics engineers to define code interfaces for GNC software.Oversee and enhance the Continuous Integration system, including Model-In-Loop, Software-In-Loop, and Hardware-In-Loop testing.Develop tools for interfacing with data pipelines to process simulation and flight test data.Build internal capabilities for rapid data analysis from multiple flights.Develop infrastructure to support certification activities, including requirement traceability, automated testing activities, and documentation generation.Create and maintain AI tools (skills, Agents, workflows) to boost productivity.This position is remote-friendly, requiring approximately 10% travel as needed.Qualifications:Bachelor's degree in Aerospace Engineering, Electrical/Computer Engineering, Software Engineering, or a related field.4+ years of relevant professional experience.Proficiency in building software tools (design, implementation, maintenance).Strong expertise in Python programming.Familiarity with Continuous Integration tools (e.g., TeamCity, Jenkins).Experience with Model-Based Design workflows, including code generation with Simulink.Familiarity with scalable computational infrastructure.Knowledge of AI workflows is a plus.

Join Archer Aviation, a pioneering aerospace company located in San Jose, California, dedicated to revolutionizing sustainable air mobility through our innovative all-electric vertical takeoff and landing aircraft. Our mission is to provide efficient, eco-friendly air travel, capable of carrying four passengers with minimal noise.At Archer, we aim high and tackle complex challenges. We believe that a diverse workforce enhances creativity and leads to better solutions. We are committed to fostering an equitable and inclusive workplace that values our differences and supports every team member's growth.Responsibilities:Design and develop Flight Simulation Physics Models for VTOL aircraft powered by electric and hybrid electric powertrains.Conduct vehicle-level trade studies to assess various design alternatives.Refine kinematic multi-body flight physics models, including aerodynamics, powertrain, aircraft systems, electrical, thermal, and performance model fidelity, ensuring alignment with lab and flight test data for vehicle certification.Collaborate with internal and external suppliers to seamlessly integrate their systems into our comprehensive vehicle simulation.Perform vehicle-level simulations and performance analyses using Python and MATLAB/Simulink environments.Model potential vehicle failure modes and evaluate their impact on mission objectives.Assist in design and analysis tasks to ensure high confidence in meeting business and regulatory requirements.Conduct simulations for a variety of internal engineering applications, including aircraft loads, structural design, propeller dynamics, and powertrain duty cycles.Generate performance estimates for the aircraft to be incorporated into the aircraft flight manual, flight management systems, and airline operations.

Archer Aviation Inc., located in San Jose, California, is pioneering the future of sustainable air mobility with the development of an all-electric vertical takeoff and landing (eVTOL) aircraft. Our mission is to revolutionize urban transportation while minimizing noise pollution and environmental impact. We are committed to creating a diverse and inclusive workplace that fosters innovative thinking and collaboration, driving us towards collective success.Join us in our ambitious journey as we build groundbreaking technologies to redefine air travel.What You Will Do:Engineer and implement advanced flight control algorithms for innovative VTOL aircraft.Conceive and execute inventive methods to efficiently verify intricate systems and software.Develop simulations to validate and confirm system specifications.Conduct trade studies to guide aircraft design and system architecture decisions.Collaborate with the Flight Test team to devise tests that safely assess vehicle capabilities.Enhance the precision and functionalities of our vehicle and environmental simulation models.Analyze both full-scale and sub-scale flight data to refine our models.Create software requirements and test cases that inform the design of the GNC software.Partner with Systems Engineering to accurately break down high-level requirements.Work alongside Systems Safety and Systems Engineering to identify and rectify any issues within the Flight Control System.

Archer Aviation Inc. is developing all-electric vertical takeoff and landing (eVTOL) aircraft in San Jose, California. The company aims to advance sustainable air mobility by producing and operating a four-passenger aircraft designed to lower noise pollution. Archer values ambitious engineering, welcomes complex technical challenges, and fosters an inclusive, equitable workplace where every team member's input matters. Role overview The Staff Engineer, Flight Modeling & Simulation, will focus on developing and refining simulation models that support the design, certification, and operation of Archer’s eVTOL aircraft. Key responsibilities Develop advanced flight simulation physics models tailored for eVTOL aircraft. Conduct vehicle-level trade studies to inform design decisions. Enhance electrical, thermal, and performance model accuracy by incorporating lab and flight test data to support vehicle certification. Collaborate with internal teams and external suppliers to integrate their systems into the overall vehicle simulation framework. Contribute to design and analysis efforts to help meet both business and regulatory requirements with a high degree of confidence.

Archer Aviation develops all-electric vertical takeoff and landing (eVTOL) aircraft for four passengers, with an emphasis on low noise and sustainable air travel. Based in San Jose, California, the company is committed to making environmentally friendly mobility more accessible. Archer values diverse perspectives and aims to create an inclusive workplace where everyone can thrive. Role overview The Staff Modeling & Simulation Engineer will advance vehicle modeling, simulation, and analysis for Archer's eVTOL aircraft. This role supports technical development and works across teams to help ensure vehicle performance and safety. Main responsibilities Vehicle performance & modeling: Develop and refine vehicle performance models, conduct trade studies at the vehicle level, and set and validate performance requirements. Handling & maneuvering: Assess flying and handling qualities, determine maneuvering parameters, and verify the aircraft meets responsiveness and safety standards. Dynamics & aeromechanics: Carry out system identification and linearization of complex vehicle dynamics. Analyze aeromechanics and aeroelasticity to support stability. Flight controls support: Support flight control system design, including notch filter development and defining operational envelopes. Simulation & hazard analysis: Characterize aircraft performance and capabilities through simulation, supporting Functional Hazard Analyses (FHAs) at the vehicle level. Data analysis & model validation: Analyze flight test data, identify sources of inaccuracies in models, and improve vehicle physics models. Systems integration: Collaborate with internal and external suppliers to integrate systems into vehicle simulations, including dynamics, powertrain, actuation, sensors, and environmental modeling.

FloQast is an innovative and rapidly expanding SaaS company revolutionizing the financial closing process for accounting teams. Our mission is to eliminate manual, error-prone tasks during financial close, empowering teams with cutting-edge tools to enhance collaboration, automate processes, and scale efficiently. Trusted by thousands of accounting professionals, including some of the most renowned brands globally, we're committed to excellence.We are seeking a talented Staff DevOps Engineer to spearhead the technical vision, architecture, and reliability of our secure, scalable, and high-performance SaaS platform. In this pivotal role, you will lead efforts to solve intricate engineering challenges, mentor fellow engineers, and shape the technical strategy of the organization. If you are enthusiastic about building and scaling reliable, cloud-native systems and enjoy tackling multifaceted problems across teams, we encourage you to apply.This position is hybrid, requiring three days a week in our San Jose office.Please note that visa sponsorship is not available for this role at this time.

Archer Aviation is a pioneering aerospace company headquartered in San Jose, California, dedicated to developing innovative all-electric vertical takeoff and landing aircraft. Our mission is to enhance sustainable air mobility, providing a quiet and eco-friendly air travel solution for four passengers.We embrace challenges with high aspirations and strongly believe that a diverse workplace enriches our insights and drives success. Committed to fostering an equitable and inclusive environment, we celebrate the unique contributions of all our team members.Senior DevOps EngineerThe RoleAs a Senior DevOps Engineer, you will play a crucial role in shaping our infrastructure strategy, prioritizing automation, reliability, and performance within both cloud and on-premise settings. Your expertise will guide best practices in CI/CD, configuration management, and monitoring, with a targeted emphasis on enhancing the deployment and operation of large language models (LLMs) and associated technologies.ResponsibilitiesArchitect, deploy, and oversee scalable infrastructure utilizing Kubernetes and Docker across public cloud platforms (such as AWS, GCP, Azure) and on-premise data centers.Craft and maintain robust Configuration Management solutions (e.g., Ansible, Terraform) to ensure consistent environment provisioning and oversight.Establish and manage CI/CD pipelines to support quick, dependable, and automated software releases.Administer and troubleshoot operating systems, including both Linux and Windows environments.Enhance observability practices with monitoring tools like Datadog for effective logging, tracing, and alerting.Lead the operational deployment, scaling, and maintenance of LLM infrastructure, utilizing tools such as LiteLLM, OpenRouter, or similar LLM orchestration technologies.Automate routine tasks and system operations through scripting languages, predominantly Bash and Python.Collaborate closely with development, MLOps, and security teams to ensure infrastructure aligns with product requirements and compliance standards.Participate in an on-call rotation to maintain service reliability and responsiveness.

Archer is an innovative aerospace firm located in San Jose, California, dedicated to creating an all-electric vertical takeoff and landing aircraft. Our goal is to enhance sustainable air mobility, designing, manufacturing, and operating an aircraft capable of transporting four passengers with minimal noise production.We aim high and tackle challenging problems, believing that a diverse workforce fosters smarter solutions, deeper insights, and collective success. Archer is committed to nurturing an inclusive and equitable environment that values differences and supports every member of our team.What you will do:Manage Archer's integrated lab environments to support validation and verification processes, including quality assessments, human factors evaluations, and test pilot training.Work collaboratively across internal teams and with suppliers to integrate, instrument, and maintain the configuration of simulation models within a real-time hardware-in-the-loop environment.Develop simulation models of various systems and integrate them into the overarching framework.Create and implement graphical user interfaces to facilitate control of the real-time simulation environment.Support the execution of test plans and automation of testing procedures.

Archer Aviation is a pioneering aerospace company located in San Jose, California, dedicated to the development of an innovative all-electric vertical takeoff and landing (eVTOL) aircraft. Our mission is to revolutionize sustainable air mobility, providing an exceptional travel experience while minimizing environmental impact.At Archer, we are driven by high aspirations and challenging objectives. We recognize that a diverse workforce enhances creativity and innovation, leading us to greater success. We are committed to fostering an inclusive and equitable workplace that embraces our unique perspectives and celebrates the contributions of every team member.Key Responsibilities:Design and develop advanced flight simulation physics models for eVTOL aircraft.Conduct vehicle-level trade studies to inform design decisions.Enhance the fidelity of system electrical, thermal, and performance models using data from lab and flight tests to facilitate vehicle certification.Collaborate with both internal and external suppliers to integrate their systems into our comprehensive vehicle simulation framework.Assist in design and analysis activities to ensure compliance with business and regulatory requirements at a high confidence level.

About UsAt ChipStack, we stand at the forefront of the technological revolution, aiming to transform the design of silicon chips which are pivotal in today's tech-centric landscape. While their complexity has surged due to rising performance requirements from applications such as AI, the methods used for their design have remained stagnant for decades. We are determined to innovate and lead this change.Our team is dynamic, highly skilled, and operates with agility. We are comprised of experts with experience at leading technology companies including Qualcomm, Nvidia, Google, Meta, and the Allen Institute for AI. Supported by premier investors such as Khosla Ventures, Cerberus, and Clear Ventures, we have already partnered with over 10 pioneering clients, ranging from Fortune 100 giants to ground-breaking AI silicon startups.About This RoleThis position offers an exceptional opportunity to join the founding team at ChipStack, where we are redefining the approach to modern silicon chip design. Collaborating with seasoned chip designers, machine learning scientists who have successfully trained large language models (LLMs) at scale, and top-tier infrastructure and software engineers, you will leverage your expertise in ML and data infrastructure to tackle some of the most challenging problems in chip design.About YouYou thrive in a startup environment, drawn by the energy and dynamism it provides. You are committed to delivering outstanding customer experiences, willing to go the extra mile to ensure satisfaction. Self-motivated and driven, you possess a strong sense of urgency and the ability to work independently with minimal guidance. You welcome complex problems and relish the opportunity to explore uncharted territories.This RoleWe seek a skilled and experienced ML Infrastructure Engineer to join our founding team. The ideal candidate will have a solid background in designing and scaling ML infrastructure and training pipelines. Your primary responsibility will be to construct the foundational infrastructure that supports the training, fine-tuning, evaluation, and deployment of LLMs in both cloud and on-premise environments. Your contributions will significantly enhance our product capabilities and accelerate our iteration processes.

Company Overview:TENEX is a pioneering provider of Managed Detection and Response (MDR) services, characterized by an AI-native and automation-first approach designed for scalability. As a strategic partner for defenders, we empower organizations to strengthen their cybersecurity posture through cutting-edge threat detection, swift response, and ongoing protection. Our team is made up of seasoned industry professionals with extensive expertise in cybersecurity, automation, and AI-driven solutions. Supported by prominent investors, we are in a phase of rapid growth and are eager to attract top-tier talent to join us in transforming the MDR landscape.As a Senior DevOps Engineer at TENEX, you will be instrumental in architecting, deploying, and fine-tuning our cloud infrastructure and deployment pipelines. You will collaborate closely with both engineering and security teams to ensure that our systems are scalable, robust, and secure.

Join Western Digital as a Mechanical Simulation Engineer, where you will have the opportunity to work on cutting-edge technology in a dynamic and collaborative environment. As part of our team, you will contribute to the development of advanced mechanical systems, utilizing simulation tools to optimize designs and ensure product performance.

Efficient Computer is pioneering the development of the world's most energy-efficient general-purpose computer processor. Our innovative, patented technology consumes 100 times less energy than the leading ultra-low-power processors available on the market. With the capability to be programmed using standard high-level programming languages and AI/ML frameworks, our groundbreaking efficiency allows IoT devices to operate AI/ML continuously on a single AA battery for 5-10 years. This exceptional performance empowers devices to intelligently gather and curate first-party data, driving a new computing revolution.We are currently looking for a CAD Hardware-Software Infrastructure Engineer to take ownership of and expand our hardware design and software build/CI infrastructure. This hybrid role merges CAD infrastructure management with DevOps responsibilities. You will ensure the smooth operation of software systems for our compiler and runtime teams while overseeing the hardware toolchain essential for ASIC development, including PDK installations, EDA licensing, and third-party IP integration.If you thrive on enhancing engineer productivity, enjoy diagnosing and solving intricate build issues, and are not deterred by the occasional 2 AM encounter with a vendor license server, then this opportunity is perfect for you. Join us in shaping the future of computing at the edge and beyond!

Archer Aviation Inc., located in San Jose, California, is revolutionizing the aerospace industry with our all-electric vertical takeoff and landing aircraft. Our mission is to enhance sustainable air mobility by designing, manufacturing, and operating a state-of-the-art aircraft capable of carrying four passengers while ensuring minimal noise output.At Archer, we aspire to achieve remarkable heights, tackling challenging problems while fostering a diverse and inclusive workplace that drives innovation and collective success. We are committed to creating an equitable environment that values our differences and supports every team member.What You’ll DoExecute Worst Case Circuit Analysis (WCCA) and margin analysis on critical control and measurement circuits, including microcontrollers, resolver interfaces, PMICs, power trees, voltage/current sensors, and digital communication protocols (CAN, SPI, etc.).Conduct circuit simulations using SPICE and MATLAB to evaluate designs under varying component tolerances, temperature extremes, and voltage fluctuations.Lead Design Failure Mode and Effects Analysis (DFMEA) for control and sensor boards, collaborating with Safety and Reliability teams to identify and mitigate potential risks.Analyze the impact of single-event upsets and latch-ups on essential system functionalities.Perform electrical stress analysis and component derating assessments.Assist the design team with analytical validation of power management architectures, sensor interfaces, and MCU-based control circuits.Work closely with hardware, controls, firmware, safety, and reliability teams to ensure compliance with aerospace performance and certification standards.Generate technical documentation and analysis reports to support design reviews and adhere to DO-254/DO-160 compliance.

About the RoleBonsai Robotics is on the lookout for a talented Senior Robotics Software Engineer specializing in simulation. In this key role, you will be responsible for developing and managing our sophisticated simulation infrastructure. The successful candidate will design high-fidelity virtual environments that facilitate quick development, testing, and validation of our autonomy stack, thereby minimizing reliance on physical field testing and speeding up iterations across perception, planning, and control systems.What You'll DoDevelop and maintain simulation environments that accurately replicate real-world conditions, including orchards, row crops, uneven terrain, and varying lighting and weather.Create SIL/HIL testing frameworks that ensure comprehensive testing of the full autonomy stack.Establish and sustain high-fidelity sensor models (cameras, GPS/RTK, IMUs, LiDAR) that are calibrated against actual hardware.Develop tools for automated scenario generation, regression testing, and CI integration.Work collaboratively with perception, controls, and platform teams to define simulation needs and bridge the sim-to-real gap.Model vehicle dynamics and terrain interactions for a variety of robotic form factors.

Join Tessera Labs as a Cloud Infrastructure/DevOps Engineer, where you will play a pivotal role in designing and maintaining scalable cloud solutions. You will collaborate with cross-functional teams to enhance our cloud architecture, ensuring high availability and performance. Your expertise in Oracle Cloud will guide our cloud strategy and implementation.

Archer Aviation is a pioneering aerospace company located in San Jose, California, dedicated to the development of an all-electric vertical takeoff and landing (eVTOL) aircraft. Our mission is to enhance sustainable air mobility by creating aircraft that can transport four passengers with minimal noise and environmental impact.We are driven by ambitious goals and complex challenges, and we believe that a diverse workforce fosters innovation, enhances insights, and propels us toward collective success. Our commitment to an equitable and inclusive environment celebrates the unique contributions of each team member.What You Will Do:Conduct low, mid, and high-fidelity aerodynamic simulations for Archer's eVTOL aircraft.Develop linear and non-linear aerodynamic models to forecast aircraft behavior and performance across the flight envelope.Analyze experimental data from flight tests or wind tunnel experiments to identify model error sources, validate, and enhance aerodynamic models.Create efficient methodologies to integrate flight test data into aerodynamic simulation models of varied fidelity and complexity.Contribute to the advancement of Archer's aerodynamic software stack, optimizing methods and workflows.Collaborate with cross-functional teams and pilots for updates to flight simulator aerodynamic modeling and issue resolution.

Collaboration Fuels Innovation. Join Roku in Revolutionizing Television.As the leading TV streaming platform across the U.S., Canada, and Mexico, Roku is on a mission to enhance every television experience worldwide. We pioneered the streaming revolution, connecting viewers with the content they adore, empowering publishers to engage vast audiences, and offering advertisers unique opportunities to reach consumers effectively.From day one at Roku, you will play a crucial role in our success. We're a rapidly growing public company where every individual is empowered to contribute. Here, you will have the chance to delight millions of TV streamers globally while gaining invaluable experience across various disciplines. About the TeamOur DevOps/SRE team operates a robust, multi-cloud platform across AWS and GCP, ensuring that our mission-critical systems remain highly available, secure, and optimized for performance at internet scale. We prioritize reliability and automation, engineering systems that excel under pressure and evolve continuously. Our engineers take ownership of outcomes from start to finish, managing priorities, maintaining clear communication with both technical and non-technical stakeholders, and delivering impactful results organization-wide. If you thrive on architecting solutions at scale, automating processes, and converting complex infrastructure into reliable systems, you'll find a welcoming home here. About the RoleWe are on the lookout for an accomplished DevOps/SRE (Site Reliability Engineering) Senior Software Engineer to strengthen our dynamic team. The ideal candidate will possess a solid background in DevOps practices, cloud infrastructure management, and automation, along with strong team leadership capabilities. If you have a proven history of designing and constructing large-scale systems, relish tackling challenging system issues at internet scale, and have a blend of learning, organizing, and building skills, this position could be an exceptional fit for you! For California Only: The estimated annual salary for this position ranges from $280,000 to $380,000. Compensation packages vary based on individual candidate factors, including expertise and experience.