Senior Principal Mechanical Systems Engineer

Build What’s Next in Aerospace

For nearly a century, Simmonds Precision has been helping shape the future of flight from our home in Vergennes, Vermont. Today, our technologies are trusted across hundreds of commercial and military aircraft platforms worldwide, helping aircraft operate safely, reliably, and efficiently.

At Simmonds Precision, we design and manufacture advanced sensing, monitoring, fuel management, and precision control technologies that solve some of aerospace’s most demanding challenges. Behind every solution is a team of talented people who bring together engineering expertise, advanced manufacturing, craftsmanship, and a drive to innovate.

When you join Simmonds Precision, you’re not just taking the next step in your career, you’re contributing to technology that takes flight around the world. Whether your expertise is in engineering, manufacturing, quality, operations, or business support, there’s an opportunity to make your mark.

Find your next opportunity where precision meets possibility—and build your career in aerospace with Simmonds Precision.

Simmonds Precision is seeking a Senior Principal Mechanical Systems Engineer to join our Motion Controls business unit, a leader in high power density Control Actuation Systems for military and aerospace applications. In this role, you will shape next‑generation actuation capabilities, drive technical execution across complex electromechanical systems, and serve as a key influencer of product strategy.

Key Responsibilities

• Provide technical leadership across multi-disciplinary engineering teams with responsibility for cost, schedule, and technical performance

• Partner with the Engineering Director to shape product strategy, technology roadmaps, and long‑term system architecture approaches

• Ensure engineering rigor and technical integrity throughout development, verification, and production

• Technical point of contact with senior customer counterparts, internal program management, and engineering leadership

• Influence and align internal and external customers on the technical capabilities, requirements, and technical risks and opportunities

• Support the capture of new business and influence technical and product line roadmaps, ensuring they are reflected in program planning and execution

• Lead introduction of system upgrades and incremental capability improvements

• Drive solutions to improve yield for current production equipment

• Provide mentorship, technical training, and guidance across engineering disciplines

• Prepare clear, concise technical and programmatic reports to enable informed decision‑making at leadership levels