The Role
Develops board-level and system-level embedded firmware for commercial and industrial battery storage, solar, and inverter products. Responsibilities include requirements development, firmware architecture, coding in C, Python automation, hardware and software testing, troubleshooting, validation, driver development, control algorithms, documentation, product launches, and field issue resolution. The role collaborates with hardware and systems teams and mentors junior engineers while working onsite in Austin five days per week.
Summary Generated by Built In
Enphase Energy is a global energy technology company and a leading provider of solar, battery, and electric vehicle charging products. Founded in 2006, our innovative microinverter technology revolutionized solar power, making it a safer, more reliable, and scalable energy source. Today, the Enphase Energy System enables users to make, use, save, and sell their own power. Enphase is also one of the most successful and innovative clean energy companies in the world, with more than 80 million products shipped across 160 countries.
Join our dynamic teams designing and developing next-gen energy technologies and help drive a sustainable future!
This role at Enphase requires working onsite only
About the role:
This position is part of the core Engineering R&D group, which focuses on launching Commercial/Industrial storage products. Our team is responsible for designing, prototyping, and launching Storage Systems at scale — cutting edge solutions that integrate Enphase’s core technologies like IQ series microinverters, home energy ecosystem of EV chargers, combiners, and more that are best in the market to deliver complete solutions for our consumers. We’re looking for a motivated individual who thrives in a fast-paced environment and can collaborate closely with the team to develop and deliver innovative solutions.
What you will do:
- Developing requirements, code for system integration, batteries and inverters
- Develop board level and system/product level embedded software for solar and battery-based products.
- Work with hardware and system engineers to conceptualize and document the firmware design architecture for implementation.
- Leverage AI usage to perform EVT (engineering validation testing) and to verify sanity
- Work with cross function teams like SDVT (system design validation testing) engineers to test and troubleshoot prototype designs.
- Mentor junior engineers and be able to work on commercial product domains seamlessly
Who you are and what you bring:
- B. E/ B. Tech in Electrical Engineering or Computer Engineering or Computer Science, 8+ years’ experience in a similar (non-academic) role as an embedded software or firmware engineer
- M.S/ M. Tech with 6+ years' of experience
- Proficiency scripting language Python to automate software development workflows.
- Expertise in C for real-time applications.
- Solid experience with bare metal and real-time operating systems (RTOS). Experience in zephyr is ideal.
- Being curious and ability to troubleshoot firmware related issues within complex systems. Relentless pursuit of problem-solving skills.
- Ability to test code and hardware both with and without external test equipment such as oscilloscopes, power meters, etc.
- Familiarity with software development processes, Atlassian cloud suite (Confluence, JIRA), Git configuration management.
- Familiarity with development tools such as GCC, GDB, Eclipse, GNU Make, etc.
- Familiarity with developing drivers for sensors and closed-loop control algorithms.
- Ability to carry a design task from concept to implementation and verify.
- Ability to document engineering requirements (like JAMA, Polarion, DOORs), document solutions, and test new firmware designs.
- Experience with launching products on production scale to see through customer or field issues for learnings.
- Familiarity with ARM Cortex-M4/7, STM32 or similar microcontroller architectures is a plus.
- Zephyr RTOS experience is a plus.
- Familiarity with bootloader design and implementation is a plus.
- Familiarity with AC grid simulators and DC to AC inverters is a plus.
- Familiarity with developing controls for cooling systems like fans, chillers, pumps etc is a plus.
- Familiarity and experience with Battery Management System (BMS) is a plus.
- Knowledge in worldwide (UL and IEC standards) electrical advanced grid functions and faults conditions is a plus.
Work Location
This role requires being on-site at our Austin, Texas office 5 days per week.
The base pay range for this position is $100,000 to $151,000 per year. This salary range may be modified in the future. The successful candidate’s starting pay will be determined based on job-related skills, experience, education or training, work location, and market conditions. This position is also eligible for bonus, RSU stocks in equity, premium health insurance and 401k matching benefits.
Skills Required
- Bachelor's degree in Electrical Engineering, Computer Engineering, or Computer Science with 8 or more years of relevant non-academic embedded software or firmware experience
- Master's degree in Electrical Engineering, Computer Engineering, or Computer Science with 6 or more years of relevant experience
- Proficiency in Python for automating software development workflows
- Expertise in C for real-time applications
- Experience with bare-metal programming and real-time operating systems
- Ability to troubleshoot firmware issues within complex systems
- Ability to test code and hardware with and without external test equipment, including oscilloscopes and power meters
- Familiarity with software development processes, Confluence, JIRA, and Git configuration management
- Familiarity with GCC, GDB, Eclipse, and GNU Make
- Familiarity with sensor driver development and closed-loop control algorithms
- Ability to carry designs from concept through implementation and verification
- Ability to document engineering requirements, solutions, and firmware testing using tools such as JAMA, Polarion, or DOORS
- Experience launching products at production scale and resolving customer or field issues
- Experience with ARM Cortex-M4/M7, STM32, or similar microcontroller architectures
- Experience with Zephyr RTOS
- Familiarity with bootloader design and implementation
- Familiarity with AC grid simulators and DC-to-AC inverters
- Familiarity with cooling-system controls for fans, chillers, or pumps
- Familiarity with Battery Management Systems
- Knowledge of worldwide UL and IEC electrical standards, advanced grid functions, and fault conditions
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The Company
What We Do
Enphase Energy is a global energy technology company and the world’s leading supplier of microinverter-based solar and battery systems. We are advancing a sustainable future for all!
