Senior Firmware Engineer with Security Clearance

System One Holdings, LLCTaunton, MA🇺🇸United StatesPosted Oct 20, 2026

Why This Role Stands Out

This hybrid role offers significant career growth as a Senior Firmware Engineer, allowing you to leverage your expertise in C and microcontrollers to develop innovative solutions for complex systems, supported by competitive hourly compensation. You'll thrive here if you possess a strong engineering background, a Secret security clearance, and a passion for cutting-edge technology, making this an excellent opportunity to make a real impact. Apply today to join a dynamic team and advance your skills in a rewarding environment.

Quick Overview

Salary

$64 - $74/hr

Seniority

Mid Senior

Employment type

Temporary/Casual

Work mode

Hybrid

Location

Taunton, MA, United States

Posted

Yesterday

Job Description

Job Title: Senior Firmware Engineer
Location: Taunton, MA
Type: Contract 2+ years
Compensation: $64.00 - $74.00/hr
Clearance Required: Secret Responsibilities Design and implement bare-metal firmware in C for ARM Cortex-M and other microcontroller architectures
Develop drivers and low-level interfaces for peripherals including SPI, I2C, UART, GPIO, ADC, PWM, and timer modules
Profile and optimize code for performance, power consumption, and memory constraints
Work closely with hardware engineers, systems architects, and product teams to translate requirements into firmware solutions
Use oscilloscopes, logic analyzers, debuggers (SWD, JTAG), and embedded testing frameworks to validate firmware functionality Requirements Bachelor's degree in Electrical Engineering, or a related Science, Engineering or Mathematics field, plus a minimum of 8 years of relevant experience; or Master's degree plus a minimum of 6 years of relevant experience
Department of Defense Secret security clearance is required at time of hire; U.S. citizenship is mandatory due to the nature of work
Experience with designing and implementing firmware for autonomous undersea systems or similar complex projects
Strong collaboration and communication skills, with a proven ability to lead design teams
Knowledge of R&D processes, with a focus on innovation and applying AI for continuous improvement