Principal Embedded Firmware Engineer Real-Time Systems

Enphase Energy, Inc.; Austin (TX); On-site; USD 110,000 - 183,000; Full time

Benefits offered by this job

Bonus

Equity

Benefits

Job summary

Enphase Energy, Inc. is seeking an experienced Staff/Senior Staff/Principal level engineer to design and ship embedded firmware for SST platforms. Role involves real-time C/C++ on multi-processor systems, Zephyr RTOS, and hardware bring-up with cross-functional teams. Senior roles include architecture ownership and mentoring.

You will work in Austin, TX, with base pay range $110k–$183k, plus bonus, equity, and benefits. CI/CD and testing are part of the job lifecycle.

Qualifications

• Design and ship firmware for real-time embedded systems in C/C++.
• Develop board- and system-level firmware across multi-processor/core platforms (bare-metal, Zephyr RTOS).
• Integrate real-time control loops with application and control processors.
• Co-define HW/SW boundaries and drive systems bring-up with hardware and power electronics teams.
• Drive end-to-end validation — unit tests, HIL, and prototype testing.
• Collaborate cross-functionally through DVT, factory test, and field quality.
• At senior levels: own platform architecture, lead reviews, mentor engineers, and drive hiring.

Responsibilities

• Design and ship firmware for real-time embedded systems in C/C++.
• Develop board- and system-level firmware across multi-processor/core platforms (bare-metal, Zephyr RTOS).
• Integrate real-time control loops with application and control processors.
• Co-define HW/SW boundaries and drive systems bring-up with hardware and power electronics teams.
• Drive end-to-end validation — unit tests, HIL, and prototype testing.
• Collaborate cross-functionally through DVT, factory test, and field quality.
• At senior levels: own platform architecture, lead reviews, mentor engineers, and drive hiring.

Skills

C/C++

Bare-metal

Zephyr RTOS

ARM Cortex-M/R

Real-time embedded

Python scripting

System architecture

Mentoring

Hardware bring-up

Education

BS degree

MS degree

PhD

Tools

Docker

GCC

GDB

VS Code

GNU Make

CMake

GitHub Actions

Bitbucket Pipelines

Yocto

Job description

Enphase Energy, Inc. is seeking an experienced Staff/Senior Staff/Principal level engineer to design and ship embedded firmware for SST platforms. Role involves real-time C/C++ on multi-processor systems, Zephyr RTOS, and hardware bring-up with cross-functional teams. Senior roles include architecture ownership and mentoring.

You will work in Austin, TX, with base pay range $110k–$183k, plus bonus, equity, and benefits. CI/CD and testing are part of the job lifecycle.