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Contractual Microcontroller Jobs (NOW HIRING)

Leidos

Firmware Systems Manager

Lynnwood, WA · On-site

$131K - $237K/yr

Maintain expert-level understanding of microcontroller-based systems, including STM32-class devices ... Ensure firmware deliverables meet customer, regulatory, and contractual requirements. * Proactively ...

Leidos

Firmware Systems Manager

Lynnwood, WA

$131K - $237K/yr

Maintain expert-level understanding of microcontroller-based systems, including STM32-class devices ... Ensure firmware deliverables meet customer, regulatory, and contractual requirements. * Proactively ...

Leidos

Firmware Systems Manager

Lynnwood, WA · On-site

$131K - $237K/yr

Maintain expert-level understanding of microcontroller-based systems, including STM32-class devices ... Ensure firmware deliverables meet customer, regulatory, and contractual requirements. * Proactively ...

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As of Sep 11, 2026, the average hourly pay for contractual microcontroller in the United States is $48.93, according to ZipRecruiter salary data. Most workers in this role earn between $41.11 and $50.72 per hour, depending on experience, location, and employer.

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Infographic showing various Contractual Microcontroller job openings in the United States as of August 2026, with employment types broken down into 88% Full Time, 10% Part Time, and 2% Contract. Highlights an 91% Physical, 3% Hybrid, and 6% Remote job distribution, with an average salary of $101,781 per year, or $48.9 per hour.

Firmware/Software Design Engineer 2

Piney Flats, TN • On-site

Diversified Power International LLC
11 - 50 employees
Learn more about Diversified Power International LLCexternal

Full-time

Re-posted 13 days ago

Job description

Diversified Power International LLC, a Piney Flats TN based business is seeking a seasoned Firmware Design Engineer responsible for the development, maintenance and organization of firmware used in Cortex-M microcontrollers embedded processor product designs.
Demonstrable experience should include:
  • Development of microcontroller firmware using various tools including ANSI-C, C++, assembler, Python, JTAG and IDE programs
  • 3yrs hands on experience with Free-RTOS, ARM CORTEX and STMicro IDE tools
  • Design, prototype, debug digital circuitry with PWM and analog A/D inputs
  • Demonstrate strong motor controller or power distribution firmware related design
  • Work with a team of mechanical/electrical engineers to plan product development
  • Drive selection and integration of I/O interface hardware, chipsets, and communication protocols including but not limited to RS323/485, I2C, SPI, Wireless
  • Manage and document code, code revisions, code development plans
  • Provide management with weekly progress reports and improvement updates

Requirements
  • Completion of a post-secondary education in Software/Computer and/or Electrical Engineering
  • Proven background working with communication protocols including I2C, SPI, CAN, UART
  • Demonstrable analytical, electrical and embedded design skills
  • Strong/demonstrable Real-Time MCU debugging skills
  • Demonstrable communications, project and people management skills
  • Strong oral and written communication skills
  • Electrical Circuitry knowledge/background is a definite asset
  • Digital Control of Power Supply design knowledge/background a definite asset
  • Working experience with DAVE and Keil, an asset
  • Working experience with STM32Cube IDE environment a must
  • iPhone and Android App Development is a definite asset
  • Experience with Even/Task driven software development, Linux, Shell/Python and software control such as GIT, Java, definite asset
  • Minimum of 3 years programming experience

Please submit resume when responding
Must Live in or agree to relocate to Tri-Cities, eastern TN area
May consider temporary work from remote on contractual basis
Job Type: Contractual, Full-time

Apply