About this opportunity
Enphase Energy lists this Staff Firmware Engineer opportunity in austin, Texas. Review the employer’s description below for duties, qualifications and application requirements.
Job description
Description
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.
Description
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!
About The Role
The Enphase Modeling and Controls team, part of the Office of the CTO, defines prototypes, and supports next-generation control solutions for Enphase inverter products. The team is an integrated group of highly specialized power electronics, controls, and firmware engineers that is fast-moving, working closely with multi-disciplinary teams across the organization, and looking for motivated individuals that can contribute and collaborate closely with the team to deliver innovative solutions. As a member of the Modeling and Controls team, you will solve some of the most exciting problems in power conversion and help shape and implement the control algorithms that govern the dynamic performance of our inverter products. The team's current focus is Enphase's Solid-State Transformer (SST) development for data center power infrastructure, building on deep experience in residential microinverter and battery inverter controls. The Enphase Modeling and Controls team is seeking a Staff Firmware Engineer to develop, integrate, and validate the inverter control firmware at the core of the SST platform.
What You Will Do
Design and implement firmware, primarily in C and C++, for real-time operation and control
Validate firmware through software simulations, hardware-in-the-loop testing, and prototype bench testing to ensure functionality and performance requirements are met
Build and maintain CI/CD pipelines in Bitbucket Pipelines, including automated builds, static analysis, unit testing, and artifact generation
Support power electronics and controls engineers during hardware bring-up by integrating, debugging, and tuning embedded firmware on inverter prototypes
Optimize product solutions with firmware/hardware control co-design
Collaborate with cross-functional teams to define firmware requirements, interfaces, and integration strategies
Mentor junior staff
Who You Are And What You Bring
BS/MS/PhD Computer Science, Computer Engineering, Electrical Engineering, or a closely related discipline
BS and 8+ years / MS and 6+ years / PhD and 3+ years experience in a similar (non- academic) role as an embedded software or firmware engineer
Expert-level C and C++ proficiency, including memory management, linker scripts, bootloader development, and secure boot concepts
Strong debugging and systems analysis skills, including diagnosing stack overflows, memory corruption, and hard faults; evaluating CPU utilization; and tuning task priorities to prevent resource contention and system lockups
Expertise in bare metal and real-time operating systems, including multithreaded programming and multi-core firmware development
Familiarity with ARM Cortex-M4/M7 architecture
Knowledge of microcontroller peripherals such as ADC, GPIO, PWM, SPI, and CAN
Understanding of digital signal processing concepts and ability to implement them in firmware
Experience testing and debugging code and hardware using tools such as J-Link debug probes (SWD), oscilloscopes, and protocol analyzers
Proficiency with embedded toolchains and build systems, including GCC, GNU Make, CMake, and Python-based build and automation scripts
Experience with containerized build environments using Docker
Proficiency with Git version control
Ability to take ownership of development tasks and drive them to completion with high quality
Experience with AI-assisted development tools and workflows, including LLM-integrated coding environments (e.g., Devin, Copilot, or similar)
Desired Skills
Zephyr development experience
Familiarity with control loops and PID controllers
Desktop and embedded Linux experience
Familiarity with AC grid simulators and programmable loads
Travel
Occasional travel domestically
Work location
Austin, TX – Candidates must be authorized to work in the US.
The salary range for this position is $110,000 to $151,000 and may vary based on experience, skills, and location. This position is also eligible for bonus, equity, and benefits, with final compensation determined in accordance with applicable laws and internal equity.
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Worksite address
austin, TX, 78716, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.