603 Manufacturing is a high-reliability cable and harness manufacturer serving space, aerospace, and defense customers. We build mission-critical hardware where workmanship, documentation discipline, and on-time delivery are non-negotiable.
The Production Supervisor leads daily operations on the shop floor, ensuring safe, efficient execution of complex Class 3 and Space Addendum assemblies. This role is hands-on and highly visible. The Supervisor drives schedule adherence, labor efficiency, quality performance, and team development while maintaining strict compliance with AS9100 and customer-specific workmanship standards.
This is not a clipboard supervisor role. This leader is present on the floor, removes barriers, and drives flow.
Key Responsibilities
Execution & Delivery
Quality & Workmanship Discipline
Team Leadership & Development
Continuous Improvement
Compliance & Safety
Required Qualifications
Preferred Qualifications
What Success Looks Like at 603
About 603 Manufacturing
Located in Hudson, NH, 603 Manufacturing, a Trexon company, opened for business in 1998. We are an awarded manufacturer of cable assemblies and electro-mechanical assemblies. 603 Manufacturing is truly a diversified contract manufacturer, servicing the Defense, Aerospace, Industrial, Medical & Commercial industries. We offer a comprehensive benefit package including a 9/80 work schedule.
603 Manufacturing is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status. 603 Manufacturing is an E-Verify Participant. Pre-employment drug/alcohol/background screening is required.

Built through the transformative combination of some of the most innovative specialty connectivity companies in the world, Trexon provides unique connectivity solutions that withstand the toughest environments and the most exacting applications.
The collective strength of Trexon’s brands allows us to provide a wide variety of
high-performance wire and cable solutions.