Embedded Firmware Engineer
Electric Hydrogen
San Jose, CA · $154k–$181k a year · Posted September 4, 2026
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About the job
Electric Hydrogen’s mission is to decarbonize our world! Our outstanding people deliver creative decarbonization energy solutions to our customers.
We are seeking an Embedded Firmware Engineer to develop real-time firmware for our power electronics products as well as auxiliary (non-power) electronics. This role will work across the full embedded development lifecycle, from board bring-up and driver development through control algorithm implementation and system communications.
This position will work closely with electrical, power electronics, controls, and systems engineering teams to develop reliable embedded solutions for Electric Hydrogen’s products.
Primary Responsibilities
Develop and debug low-level, real-time, low-latency firmware in C
Perform board bring-up, debugging, testing, and code optimization
Develop and maintain device drivers and hardware interfaces
Implement control algorithms for power electronics products and auxiliary electronics
Design and implement protocols for system communications
Troubleshoot firmware and hardware interactions using oscilloscopes, logic analyzers, and other laboratory equipment
Write and maintain software specifications, design documentation, and technical documentation
Collaborate with electrical, power electronics, controls, and systems engineers throughout product development and testing
Qualifications
BS or MS in Electrical Engineering, Computer Engineering, Computer Science, or a related technical field, or equivalent practical experience
For mid-level candidates, 3+ years of professional firmware or embedded software development experience; strong academic, project, or internship experience in embedded systems will be considered for junior-level candidates
Experience developing low-level embedded firmware in C
Experience with embedded systems development tools, including compilers, debuggers, and IDEs
Experience with version control and issue-tracking tools such as Git and Jira
Experience with communication protocols such as CAN, Modbus, and Ethernet
Experience developing device drivers using hardware interfaces such as ADC, GPIO, PWM, UART, SPI, and I2C
Hands-on experience with oscilloscopes, logic analyzers, and similar laboratory equipment
Knowledge of automated build systems is a plus
Knowledge of the design and implementation of power electronics control loops is a plus
Basic knowledge of Linux environments is a plus, particularly for development toolchains, GUIs, build systems, logging, and testing tools
#LI-Hybrid
Compensation and Benefits | P3
San Jose Zone $154,000 — $181,000 USD
Actual base salary offered to the hired applicant will be determined based on their work location, level, qualifications, job-related skills, as well as relevant education or training and experience.
Base salary is just one part of Electric Hydrogen’s total rewards package. We feel strongly that our team should not have to worry about having quality healthcare. In addition to the base salary offered, the hired applicant may receive:
an equity grant
time off programs
a $75/month cell phone allowance
a 4% employer 401(k) match
access to competitive medical, dental, vision, life insurance, short-term & long-term disability plans
a discretionary bonus
Electric Hydrogen’s benefits programs are subject to eligibility requirements.
About Electric Hydrogen
Electric Hydrogen is a team of the world's experts in scaling technologies for the post-carbon world, with a proven record in transforming the grid and transportation sectors. Backed by some of the world's top venture capital firms, we design and manufacture electrolytic hydrogen systems matched to renewable power sources to create green hydrogen by splitting water. We are building a cost-effective and transformative path between renewable energy and multiple large industrial sectors. Abundant and low-cost renewable energy sources will power the world, and Electric Hydrogen technology will use this energy to decarbonize industry through sustainable materials. We were founded in 2020 and are based in California and Massachusetts.
Electric Hydrogen is proud to be an equal opportunity employer. We are dedicated to building a diverse, inclusive, and authentic workplace for all to belong. We are aware that people from historically underrepresented groups are less likely to apply if they don't meet 100% of the job requirements. We are actively working on efforts to change this social norm. If you are excited about this role, we encourage you to apply !