Firmware Contractor Jobs (NOW HIRING)

We're ALTEN Technology USA, an engineering company helping clients bring groundbreaking ideas to life-from advancing space exploration and life-saving medical devices to building autonomous electric vehicles. With 3,000+ experts across North America, we partner with leading companies in aerospace, medical devices, robotics, automotive, commercial vehicles, EVs, rail, and more.
As part of the global ALTEN Group-57,000+ engineers in 30 countries-we deliver across the entire product development cycle, from consulting to full project outsourcing.
When you join ALTEN Technology USA, you'll collaborate on some of the world's toughest engineering challenges, supported by mentorship, career growth opportunities, and comprehensive benefits. We take pride in fostering a culture where employees feel valued, supported, and inspired to grow.
Workplace: On-site, 5 days per week
Location: Mountain View, CA
We are seeking an Embedded Firmware Test Engineer to join our growing engineering team developing next-generation power electronics and energy storage products. You'll become part of a collaborative team of experienced and junior engineers supporting multiple active development programs. This role is ideal for an engineer who enjoys working at the intersection of embedded firmware, hardware validation, and data analytics. You'll leverage established test plans and procedures to validate embedded systems, automate testing using Python, and analyze test results to ensure products meet performance, reliability, and regulatory requirements.
Responsibilities
• Execute firmware and hardware validation testing for embedded power electronics and inverter systems using established test plans and procedures.
• Perform board-level validation of embedded systems and microcontroller-based hardware.
• Validate products against industry standards and certification requirements, including ISO 17025 laboratory processes.
• Conduct hands-on testing in a fully equipped onsite laboratory environment.
• Collect, analyze, and interpret large volumes of test data to identify trends, anomalies, and product performance issues.
• Develop clear, detailed validation reports and maintain comprehensive engineering documentation.
• Develop and maintain Python scripts to automate test execution, data collection, analysis, and reporting.
• Debug firmware and hardware issues using Python and standard laboratory instrumentation.
• Support component-level testing, including electrical fault and short-circuit evaluations.
• Collaborate with firmware, hardware, and systems engineering teams to investigate failures and drive root cause analysis.
• Continuously improve automated test frameworks, validation processes, and laboratory efficiency.
Required Qualifications
• Bachelor's degree in Electrical Engineering, Computer Engineering, Embedded Systems, or a related engineering discipline.
• 4+ years of experience testing embedded firmware systems and microcontroller-based products.
• Strong understanding of embedded firmware validation and board-level testing.
• Experience with microcontroller architectures and embedded logic.
• Experience testing power electronics, inverters, or related electrical systems.
• Strong Python programming skills for scripting, debugging, and test automation.
• Experience with data collection, data analysis, and interpretation of validation results.
• Experience documenting validation activities, test results, and engineering reports.
• Strong troubleshooting and root cause analysis skills.
• Excellent attention to detail and documentation practices.
Preferred Qualifications
• Experience working in an ISO 17025 accredited laboratory.
• Experience with Battery Energy Storage Systems (BESS), renewable energy products, EV charging systems, or inverter technologies.
• Familiarity with laboratory equipment such as oscilloscopes, logic analyzers, power analyzers, DAQ systems, programmable power supplies, and electronic loads.
• Experience validating embedded firmware running on ARM, STM32, TI, NXP, Microchip, or similar microcontroller platforms.
• Experience with communication protocols such as UART, SPI, I²C, CAN, or Modbus.
• Experience building automated test frameworks for embedded hardware and firmware validation.
Salary Range
• $110,000-130,000
• The actual salary offered is dependent on various factors including, but not limited to, location, the candidate's combination of job-related knowledge, qualifications, skills, education, training, and experience
All qualified applicants will receive consideration for employment and will not be discriminated against on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, age, genetic information, or pregnancy.
Please beware of job seeker scams and see this important notice on our careers page for more information about our recruiting process.
Compliance Notice: Alten USA is a federal contractor subject to the requirements of the Vietnam Era Veterans' Readjustment Assistance Act (VEVRAA) and Executive Order 11246. We are an Equal Opportunity Employer and consider all qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.
Drug Screening Requirement: As a federal contractor, Alten USA maintains a drug-free workplace. All candidates selected for employment will be required to successfully complete a pre-employment drug screening as a condition of hire.