Firmware Developer

Phoenix Staff, Inc.; Phoenix (AZ); Hybrid; USD 90,000 - 120,000; Full time

Job summary

Phoenix Staff, Inc. is seeking a Firmware Developer (Embedded C/C++) to develop and maintain embedded firmware. The role involves working with custom boards, debugging issues, and collaborating with engineering teams.

The ideal candidate has strong experience in embedded C/C++ programming and is comfortable with low-level hardware interactions. This position offers a hybrid work model in Phoenix, AZ.

Qualifications

• Experience with embedded C or C++ programming.
• Hands-on exposure to microcontrollers or single-board computers.
• Ability to understand schematics and basic hardware concepts.

Responsibilities

• Develop and maintain embedded firmware in C/C++.
• Debug hardware and firmware issues using instrumentation.
• Collaborate with teams to support and improve codebases.

Skills

Embedded C programming

Embedded C++ programming

Debugging skills

Microcontroller experience

Tools

Oscilloscopes

Logic analyzers

Multimeters

Job description

Job Title: Firmware Developer (Embedded C/C++)

Location: Phoenix, AZ (Hybrid)

Employment Type: Full-Time Permanent

What You’ll Do

• Develop, maintain, upgrade, and patch embedded firmware written in C or C++.
• Work directly on custom boards and microcontrollers, including low‑level hardware bring‑up.
• Debug hardware and firmware issues using tools such as oscilloscopes, logic analyzers, and related instrumentation.
• Collaborate with engineering teams to support existing codebases and implement updates or improvements.
• Assist in validating and testing firmware on new or revised hardware.
• Operate primarily onsite while gaining familiarity with systems and hardware.

What You Bring

• Experience with embedded C or C++ programming.
• Hands‑on exposure to microcontrollers or single‑board computers (e.g., Arduino, Raspberry Pi, Pico, STM32, ESP32).
• Comfort working at the bare‑metal or low‑level layer of embedded systems.
• Ability to understand schematics and basic hardware concepts (formal electrical engineering degree not required).
• Familiarity with hardware debugging tools such as oscilloscopes or multimeters.
• Curiosity, willingness to “get close to the hardware,” and ability to troubleshoot in real time.

Nice to Have

• Experience in the following industries is beneficial but not required: Aerospace, Automative, Defense