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Overview
Principal

Principal Embedded Firmware Engineer

Confirmed live in the last 24 hours

Re:Build Manufacturing

Re:Build Manufacturing

Compensation

$160,000 - $220,000/year

Wilmington, MA
On-site
Posted April 15, 2026

Job Description

Who is Fikst?

Re:Build Fikst, LLC (Fikst), a Re:Build Manufacturing, LLC (Re:Build) company is a growing product design and engineering consulting firm located in Wilmington, MA. We work with pioneering clients to develop their technology, design their products, and bring those products to production. Fikst's areas of expertise include biomedical instruments and consumables, microfluidics, specialty plastic design, optics, industrial automation, and design for manufacturing. We have extensive in-house laboratory and rapid prototyping capability including CNCs, 3D printers and laser cutters, all of which helps facilitate our ability to prototype and innovate fast.

Who is Re:Build Manufacturing?

Re:Build Manufacturing is a growing family of industrial and engineering businesses combining enabling technologies, operational superiority, and strategic M&A to build America’s next generation industrial company. At Re:Build we deploy deep expertise in engineering, operations management, and technology to supercharge the performance of our member companies. We leverage deep professional expertise and a candid, principled operating culture to drive differentiated outcomes. Ours is a fast-paced environment where individuals can stretch and be challenged to pursue their fullest potential.

Re:Build was founded to pioneer a profitable model for the revitalization of US manufacturing. We’ve assembled a powerful set of complimentary capabilities and lines of business that enable us to pursue a wide range of end markets. Our acquired businesses are grounded in build-to-print and by-the-hour engineering and design services, and we’re leveraging their combined expertise to migrate to increasingly sophisticated program development and production, as well as the generation of our own products. Our unique set of capabilities lend themselves to highly complex systems and products, and we offer customers a range of services including product and systems design, automation, fabrication, assembly, and large volume contract manufacturing. Our customers span a wide array of industries including aerospace, defense, mobility, healthcare, pharma, biotech, clean tech, chemicals, energy, lifestyle, food production, and industrial equipment.

Who we are looking for

  • A player-coach who is passionate about teaching complex embedded systems concepts and product development to less experienced engineers.
  • A product development engineer who enjoys the fast paced environment of consulting and is experienced with complex technical projects.
  • An engaging leader who can connect scientific theory with engineering design to create novel products and define the technical roadmap for our firmware team.
  • An exceptional listener and communicator able to interpret client needs, represent a sound development methodology, and articulate a clear technical vision to both technical and non-technical stakeholders.
  • A strategic problem solver who can jump into an unfamiliar field, identify core firmware issues, and quickly contribute to solutions.
  • A collaborative mentor who enjoys working with and elevating teams of scientists, engineers, manufacturing partners, and industrial designers.
  • A hands-on architect and system thinker who can design robust and scalable firmware solutions, build refined prototypes, and provide high-level technical oversight.

What you'll get to do

  • Firmware Development: Have direct responsibility for the implementation of embedded software solutions for client projects from ideation, through design, development, and into production.
  • Lead and Mentor: Act as a player-coach for our engineering team. You will support and mentor product development teams to advance new technologies and bring new products to market. Coach engineers on essential professional skills like project management and project scoping.
  • Provide Technical Leadership: Serve as a technical backstop, providing expert guidance and oversight for embedded firmware solutions, and actively mentor junior engineers to foster their growth and technical excellence.
  • Pioneer Best Practices: Champion and implement cutting-edge best practices across the firmware development lifecycle, including advanced source code management, robust version control, streamlined DevOps, and comprehensive automated testing strategies.
  • Solve Complex Challenges: Conduct in-depth electrical characterization and debugging using advanced test equipment (e.g., o
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