Firmware Engineer

Oho Group; Austin (TX); On-site; USD 110,000 - 151,000; Full time

Benefits offered by this job

Bonus

Equity

Benefits

Job summary

Oho Group, located in Austin, TX, is seeking a Staff Firmware Engineer to develop and validate firmware for next-generation power conversion and inverter systems. The role combines embedded software, real-time control, hardware bring-up, and system-level debugging to deliver robust firmware solutions.

This hands-on position requires leading architecture, collaborating with hardware and controls teams, and mentoring junior engineers while driving automated testing and system validation in a

Qualifications

• BS/MS/PhD in Electrical Engineering, Computer Engineering, Computer Science, or related field.
• 8+ years with BS, 6+ with MS, or 3+ with PhD.
• Expert-level C/C++, with strong software architecture and algorithm fundamentals.
• Deep experience with bare-metal and real-time embedded systems.
• Strong understanding of RTOS, multithreading, and embedded architectures.
• Experience with ARM Cortex-M platforms and peripherals including ADC, PWM, SPI, and GPIO.
• Strong hardware debugging skills using oscilloscopes, protocol analyzers, and similar tools.
• Familiarity with GCC, GDB, CMake, Make, Git, and modern development workflows.
• Experience with CI/CD and containerized development environments.

Responsibilities

• Develop real-time firmware primarily in C/C++.
• Implement and optimize embedded control algorithms.
• Bring up and debug power electronics hardware.
• Perform unit testing, simulation, HIL, and prototype validation.
• Work closely with hardware and controls engineers on firmware/hardware co-design.
• Troubleshoot complex system-level issues.
• Contribute to development infrastructure and automated testing.
• Mentor junior engineers and provide technical leadership.

Skills

C/C++

Bare-metal RTOS

ARM Cortex‑M

Hardware debugging

GCC/GDB

Git/CM

CI/CD

Education

BS/MS/PhD in EE/CE/CS

Tools

GCC

GDB

CMake

Make

Git

Job description

$110K–$151K base + bonus, equity & benefits

A fast-growing energy technology company is seeking a Staff Firmware Engineer to develop and validate firmware for next-generation power conversion and inverter systems.

This is a hands-on role combining embedded software, real-time control, hardware bring-up, and system-level debugging.

What You'll Do

• Develop real-time firmware primarily in C/C++
• Implement and optimize embedded control algorithms
• Bring up and debug power electronics hardware
• Perform unit testing, simulation, HIL, and prototype validation
• Work closely with hardware and controls engineers on firmware/hardware co-design
• Troubleshoot complex system-level issues
• Contribute to development infrastructure and automated testing
• Mentor junior engineers and provide technical leadership

What You Bring

• BS/MS/PhD in Electrical Engineering, Computer Engineering, Computer Science, or related field
• 8+ years relevant experience with BS, 6+ with MS, or 3+ with PhD
• Expert-level C/C++, with strong software architecture and algorithm fundamentals
• Deep experience with bare-metal and real-time embedded systems
• Strong understanding of RTOS, multithreading, and embedded architectures
• Experience with ARM Cortex-M platforms and peripherals including ADC, PWM, SPI, and GPIO
• Strong hardware debugging skills using oscilloscopes, protocol analyzers, and similar tools
• Familiarity with GCC, GDB, CMake, Make, Git, and modern development workflows
• Experience with CI/CD and containerized development environments

Nice to Have

• PID/control loops and digital signal processing
• CAN or other industrial communications
• Embedded or desktop Linux
• Grid simulators and programmable loads

Why This Role

Join a highly technical team working on next-generation power electronics and control systems, with significant ownership over firmware architecture, real-time controls, and hardware integration.

Austin, TX | Occasional domestic travel | US work authorization required