Senior Staff Engineer - Battery Cell Stack

Archer Aviation is a pioneering aerospace company headquartered in San Jose, California, focused on developing an innovative all-electric vertical takeoff and landing (eVTOL) aircraft. Our mission is to propel the future of sustainable air mobility by creating aircraft that transport four passengers with minimal noise and environmental impact.We are committed to engaging in challenging engineering problems and fostering a diverse workplace that enhances our ability to innovate. We believe inclusivity is essential for success, and we strive to create an environment where every team member's unique perspectives are valued and celebrated.Key Responsibilities:Conduct aerodynamic design and simulations for Archer's eVTOL aircraft utilizing Computational Fluid Dynamics (CFD).Perform aerodynamic shape optimizations for various components of Archer vehicles.Develop and uphold high-fidelity models for Archer's eVTOL aircraft.Create high-quality surfaces for Outer Mold Line (OML) definition.Validate CFD simulation results against lower-fidelity simulations, flight test data, and wind tunnel experiments.Assist in the aerodynamic vehicle design process throughout all project phases, from conceptualization to certification.

Archer Aviation Inc., based in San Jose, California, develops all-electric vertical takeoff and landing (eVTOL) aircraft. The company focuses on sustainable air mobility, designing aircraft that carry four passengers while minimizing noise. This team values diverse perspectives and strives for excellence in solving complex aerospace challenges. Archer fosters an inclusive environment where each team member's contributions are recognized and celebrated. Role overview The Senior CFD Engineer will focus on aerodynamic design and simulation for fixed-wing eVTOL aircraft. This role centers on using Computational Fluid Dynamics (CFD) to advance Archer’s vehicle performance and design. What you will do Conduct aerodynamic design and simulations for Archer eVTOL aircraft using CFD tools Optimize aerodynamic shapes for various vehicle components Develop and maintain high-fidelity models of the aircraft Create high-quality surfaces for Outer Mold Line (OML) definition Correlate and validate CFD results with lower-fidelity simulations, flight test data, and wind tunnel experiments Support aerodynamic design throughout all phases, from concept to certification

Join Archer Aviation, an innovative aerospace firm headquartered in San Jose, California, dedicated to revolutionizing air travel through the development of an all-electric vertical takeoff and landing aircraft. Our vision is to enhance sustainable air mobility by creating a vehicle that not only carries four passengers but does so with minimal noise impact.We are committed to high aspirations and tackling complex challenges, believing that a diverse workforce is key to our success. Archer fosters an inclusive environment where every team member's uniqueness is valued and celebrated.Key Responsibilities:Lead the mechanical design and development of interior and exterior closures.Create detailed 3D models and technical drawings.Develop technical specifications and requirements for closures, seals, and mechanical systems.Conduct structural analysis and optimization using FEA tools.Collaborate with cross-functional teams, including Industrial Design, Airframe, Manufacturing, Supply Chain, Certification, and Suppliers.Manage multiple projects concurrently while adhering to program milestones and deadlines.Ensure designs comply with safety regulations.Support certification activities and documentation.Engage in design reviews and technical discussions.

Etched develops AI inference systems optimized for transformer architectures. The company’s ASIC technology is designed to deliver significantly higher performance and lower latency than traditional solutions, supporting applications like real-time video generation and parallel reasoning agents. Etched is backed by major venture capital firms and led by an experienced engineering team. Role overview The Advanced IC Packaging Team in San Jose is seeking a Thermo-Mechanical & CFD Simulation Engineering Intern. This internship centers on Chip-on-Wafer-on-Substrate (CoWoS) package development for high-performance computing systems. The role involves hands-on simulation work using ANSYS Mechanical APDL and ANSYS FLUENT. What you will do Create Finite Element Analysis (FEA) models for CoWoS integrated circuit packages in ANSYS Mechanical APDL. Conduct thermo-mechanical stress and strain analyses, including thermal cycling simulations. Evaluate package warpage, solder joint reliability, and interconnect stress. Develop Computational Fluid Dynamics (CFD) models in ANSYS FLUENT to simulate solder reflow. Collaborate with design engineering teams throughout package development.

About Archer Aviation Archer Aviation is based in San Jose, California, and develops all-electric vertical takeoff and landing (eVTOL) aircraft. The company focuses on sustainable air mobility, designing and building quiet, eco-friendly aircraft that can transport four passengers. Archer values ambitious thinking and welcomes complex challenges. The team draws strength from a diverse and inclusive workplace, where collaboration and support help drive progress and shared achievement.

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.

Archer Aviation, headquartered in San Jose, California, is at the forefront of aerospace innovation, developing an all-electric vertical takeoff and landing aircraft. Our mission is to revolutionize sustainable air mobility, creating a future where flying is quiet and eco-friendly. Our aircraft are designed to transport four passengers while minimizing noise pollution, making air travel accessible and sustainable.We aim to tackle ambitious challenges, believing that a diverse workforce enhances our problem-solving capabilities and drives us toward success. Archer is committed to fostering an equitable and inclusive workplace that values and celebrates individual differences, ensuring every team member feels supported and empowered.

Archer Aviation designs and manufactures all-electric vertical takeoff and landing aircraft in San Jose, California. The company focuses on sustainable air mobility, developing aircraft that carry four passengers with minimal noise. Archer emphasizes diversity and aims to foster an inclusive workplace where all team members feel supported and respected. Role overview The Senior Industrial Engineer will join the Industrial Engineering group within the Manufacturing Technology team. This group works closely with Advanced Manufacturing Engineering and Equipment Design, aiming to improve how products, materials, and people move through Archer's manufacturing systems. The position centers on building and maintaining simulation models of the factory, analyzing production flows, and supporting decisions related to factory design. The main objective is to validate manufacturing strategies using data before implementing changes on the production floor, helping Archer scale production efficiently as the company grows. Key responsibilities Develop and update simulation models to assess production throughput, capacity, and scaling plans. Model the end-to-end manufacturing process, including: Receiving and inventory staging Production operations Quality assurance processes

Archer Aviation, based in San Jose, California, is at the forefront of aerospace innovation, developing an all-electric vertical takeoff and landing (eVTOL) aircraft. Our mission is to propel sustainable air mobility forward, creating a quieter, greener future for urban transportation. Our aircraft is designed to accommodate four passengers while minimizing noise pollution.We set ambitious goals and tackle complex challenges, believing that a diverse workplace enhances our creativity and insights, ultimately leading to greater success. We are committed to fostering an equitable and inclusive environment that embraces our differences and celebrates every team member.Key Responsibilities:Develop and assess engineering drawings, establish project plans, and source necessary components, materials, and equipment.Oversee suppliers in the design of test fixtures and the execution of testing protocols.Define instrumentation requirements, carry out calibration, and facilitate installation of instrumentation.Lead small test teams to ensure project milestones are achieved.Work collaboratively with cross-functional teams, including design, loads, materials & processes, and analysis, to define tests that confirm design specifications.Create and review company and FAA test plans and reports for static and fatigue testing.Gather and analyze data obtained from testing.Design test stands, fixtures, and data acquisition systems.Establish testing procedures, standard operating procedures, and best practices.Promote safety and adherence to testing protocols in the structural test lab.

Archer is an innovative aerospace company located in San Jose, California, dedicated to pioneering an all-electric vertical takeoff and landing aircraft aimed at enhancing sustainable air mobility. Our mission is to design, manufacture, and operate an electric aircraft capable of transporting four passengers while maintaining minimal noise pollution.We are committed to tackling challenging problems with high aspirations, believing that a diverse workplace enriches our insights and drives collective success. Our focus is on fostering an equitable and inclusive environment that celebrates the unique contributions of all team members.Key Responsibilities:Ensure compliance of airframe, components, assemblies, and systems with design, quality, safety, regulatory, and industry standards.Collaborate with design and manufacturing engineers to facilitate seamless transitions from design to production, providing expert guidance on quality-related matters.Support the deployment of Advanced Product Quality Planning methodologies, including PFMEAs, control plans, and SPC.Lead the development of comprehensive inspection plans.Conduct or assist with First Article Inspections in accordance with SAE AS9102.Participate in Material Review Board activities and dispositions.Identify and champion continuous improvement initiatives within airframe manufacturing, employing root cause analysis and CAPA methodologies.Generate detailed reports on quality performance, findings, and recommendations for corrective actions.Create metrics and KPIs to evaluate the health of manufacturing systems, driving ongoing improvement efforts.Detect potential risks, collaborating with cross-functional teams to mitigate these risks and formulate contingency plans.Facilitate the training of team members and stakeholders on quality standards, practices, and tools.Assist in planning and processes for FAA and company conformity inspections and certification initiatives.

Archer Aviation, headquartered in San Jose, California, is on a groundbreaking mission to revolutionize air travel with our all-electric vertical takeoff and landing aircraft. Our innovative designs aim to deliver sustainable air mobility solutions that carry four passengers while minimizing noise pollution.At Archer, we embrace ambitious challenges and believe that fostering a diverse workplace enhances our intelligence, drives better insights, and contributes to collective success. We are committed to creating an equitable and inclusive environment that values our unique differences and empowers every team member.Key Responsibilities:Design and develop safety-critical software components for our Powertrain software team, including battery management systems, motor controllers, and core/platform systems.Engage in the full software development lifecycle, including planning, design, coding, and testing.Collaborate with system engineers to translate requirements into high-level and low-level software specifications in accordance with DO-178C.Work alongside multidisciplinary teams to develop and integrate complex hardware/software systems.Conduct software requirements decomposition, analysis, definition, and traceability.Implement requirements-based testing and structural coverage analysis.Contribute to process improvements aimed at enhancing safety and operational efficiency.

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 is a pioneering aerospace company located in San Jose, California, dedicated to developing an all-electric vertical takeoff and landing aircraft. Our mission is to enhance sustainable air mobility, designing, manufacturing, and operating aircraft that can transport four passengers with minimal noise.At Archer, we set ambitious goals, tackling complex challenges with a commitment to diversity and inclusion. We believe that a diverse workforce drives smarter solutions and insights, lifting our collective success. We are devoted to creating an equitable environment that values our differences and celebrates each team member's contributions.We are in search of innovative Software Engineers eager to join our team in constructing Archer’s Airline Operations Software Ecosystem. We welcome applications from engineers proficient in multiple disciplines and languages, including Full-Stack, Back-End, Web, and Mobile development.As we aspire to unlock the skies with our aircraft Midnight and the comprehensive software infrastructure for a sophisticated airline operation, you will play a pivotal role in shaping the future of urban air mobility. The software you develop will be crucial for Archer’s operations during the LA2028 Olympics and will support logistics, routing, performance, and aircraft dispatch for years to come.Our Airline Software team embodies a startup culture, seeking engineers who flourish in autonomous settings where you can make impactful decisions regarding product design and architecture. This lean team structure offers career-defining opportunities to create and scale applications that will influence millions of passengers annually.Key Responsibilities:Develop Exceptional Software: Transform product requirements into high-quality web and mobile applications.Lead Product Development: Take full ownership of the software development lifecycle from technical execution to deployment.Design System Architecture: Architect and implement a robust tech stack to support our platform, ensuring scalability, speed, and reliability.Influence the Roadmap: Conceptualize, plan, and prototype tools for aircraft performance and dispatch operations.Collaborate Across Teams: Partner with design, data science, and aviation experts to enhance product features and functionality.

At Archer Aviation, based in the heart of San Jose, California, we are pioneering the development of an all-electric vertical takeoff and landing (eVTOL) aircraft. Our mission is to promote sustainable air mobility by creating a revolutionary aircraft capable of transporting four passengers for up to 60 miles at speeds reaching 150 mph, all while maintaining a low noise footprint.Our ambitious vision drives us to tackle complex challenges, and we believe that a diverse workplace is key to fostering innovation, enhancing insights, and achieving collective success. We are committed to nurturing an equitable and inclusive environment that celebrates our differences and supports all team members.As the Program Manager for Aircraft Integration, you will oversee the performance and delivery of our integrated aircraft vehicles. This role requires close collaboration with multidisciplinary teams, including Engineering, Software, Quality, and Testing, to ensure the successful execution of our eVTOL aircraft program.

Archer Aviation, based in San Jose, California, is at the forefront of aerospace innovation, creating an all-electric vertical takeoff and landing (eVTOL) aircraft aimed at revolutionizing sustainable air mobility. Our aircraft, designed to transport four passengers, sets a new standard for quiet, eco-friendly flight.We aspire to tackle ambitious challenges and recognize that a diverse workforce fuels creativity, enhances problem-solving, and contributes to our collective success. Archer is committed to fostering an equitable and inclusive atmosphere that values all perspectives and celebrates our diverse team members.

Archer Aviation is at the forefront of aerospace innovation, based in San Jose, California. We are pioneering the development of an all-electric vertical takeoff and landing aircraft, with a commitment to enhancing sustainable air mobility. Our aircraft design focuses on transporting four passengers while minimizing noise pollution.We aim high and tackle challenging problems, believing that workplace diversity fuels our intelligence, enhances insights, and propels our collective success. Our commitment to fostering an equitable and inclusive environment ensures that we celebrate and support the unique contributions of all team members.Key Responsibilities:As a Senior BMS Hardware Systems Engineer, you will spearhead the development and execution of airborne electronic hardware systems for Archer's high voltage Battery Management System (BMS). Your expertise will ensure compliance with rigorous safety, reliability, and certification standards essential for eVTOL aircraft. You'll be tasked with creating and managing detailed electronic hardware requirements and design documentation, directly influencing the certification and safe operation of Archer's battery systems that power the future of urban air mobility.Collaborate across engineering disciplines to support the implementation of high-reliability, safety-critical systems for aircraft design.Develop comprehensive hardware requirements and traceability matrices aligned with system and certification standards (DO-254, ARP4754A).Define and decompose hardware system requirements, ensuring traceability through the overall system architecture.Create robust system/subsystem interface definitions.Coordinate with regulatory bodies and Designated Engineering Representatives (DERs) during the development and review of AEH certification substantiation artifacts.Work closely with the electrical design team to ensure product alignment with business requirements.Engage in design reviews, hardware qualification, and root cause analysis to guarantee robust and certifiable hardware performance.

Archer Aviation is a pioneering aerospace company headquartered in San Jose, California, focused on developing all-electric vertical takeoff and landing (eVTOL) aircraft. Our mission is to revolutionize sustainable air mobility by designing, manufacturing, and operating an electric aircraft capable of transporting four passengers with minimal noise pollution.We are committed to fostering a diverse and inclusive workplace that empowers all team members to contribute unique perspectives, driving innovation and success together.Key Responsibilities:We are looking for a talented and experienced Senior Aerothermal Engineer to join our Thermal Management Team within the Flight Sciences division. This is a hands-on position that plays a vital role in the development and implementation of thermal management strategies for a hybrid propulsion system in one of our aircraft programs. The successful candidate will collaborate closely with the Powertrain and vehicle architecture teams, focusing on the thermal design and analysis of essential aircraft components, including the design and optimization of inlet and outlet duct shapes for air-breathing engines, and heat exchangers for electric engines and battery systems. This role demands a combination of theoretical expertise, practical experience, and advanced simulation skills to guarantee optimal performance and reliability throughout the aircraft.Design, analyze, and optimize thermal management systems for both air-breathing and electric engines, ensuring effective integration into the aircraft platform.Lead the definition of the outer mold line (OML) for inlet and outlet ducts of air-breathing engines, optimizing their shapes to minimize installation impacts on the aircraft.Conduct analysis of internal flows through convective heat exchange units for electric engine and battery cooling.Define, validate, and verify requirements for thermal management systems, including mass flow and pressure drop parameters through convective heat exchange units.Utilize Computational Fluid Dynamics (CFD) to predict mass flows and pressure drops across the operational envelope of the vehicle.Employ advanced CFD and Finite Element Analysis (FEA) tools to perform detailed thermal assessments, forecast system performance, and identify potential thermal challenges.Assist in the planning and execution of test campaigns at component, system, and aircraft levels to gather data for thermal model correlation and validation.Participate in design reviews and document analysis results effectively.

Archer Aviation, based in San Jose, California, develops all-electric vertical takeoff and landing aircraft. The company focuses on advancing sustainable air mobility, designing vehicles that carry four passengers and operate with low noise. Archer values a diverse team and aims to create an inclusive workplace where different perspectives drive better solutions. The company encourages collaboration and respects the unique contributions of every employee. Role Overview The Senior Battery Design Engineer will lead efforts to design high voltage battery pack components for multiple aircraft programs, including both commercial and defense projects. This role covers the full design process, from initial concept through completion. What You Will Do Lead design of high voltage battery pack components across various aircraft programs, from concept to final product. Collaborate with CAE engineers, quality assurance, testing, supply chain, and manufacturing teams to ensure strong design and product quality. Provide hands-on support for prototyping, assembly, and troubleshooting throughout the design cycle. Work with integration and certification teams to meet all FAA certification requirements. Develop innovative battery designs tailored to the demands of aerospace applications.

Archer, an innovative aerospace company located in San Jose, California, is pioneering the development of an all-electric vertical takeoff and landing aircraft. Our mission is to enhance sustainable air mobility, designing and manufacturing aircraft capable of carrying four passengers with minimal noise pollution.We set ambitious goals and tackle complex challenges, believing that a diverse workplace fosters smarter solutions and deeper insights, driving our collective success. We are committed to creating an equitable and inclusive environment that values our differences and supports all team members.What You’ll DoLead and execute comprehensive abuse testing for cells, modules, and battery packs, focusing on Thermal Runaway, Short Circuit, Over-Temperature, Overcharge, and Overdischarge scenarios.Conduct thorough data analysis and compile detailed reports.Design and develop sub-scale and full-scale test rigs for Safety/Abuse tests, including PCBA/hardware and software integration.Create and deploy custom thermal abuse test equipment and controllers.Develop bespoke test equipment and automation software to facilitate cross-functional battery R&D testing.Utilize NX CAD software for the mechanical design of test rigs.Enhance test development using LabVIEW, Python, and other relevant tools.Assist in the assembly of small-scale buck and prototype builds.Provide support for troubleshooting and preventative maintenance of battery testing equipment and setups.Contribute to failure review processes.Work alongside the battery engineering team on cell, buck, and pack teardown procedures.Innovate and implement new test procedures, executing them effectively.Generate reports for submission to the FAA.