Lead Mechanical Engineer, Defense & Industrial Hardware

NPAworldwide; Foxborough (MA); On-site; USD 125,000 - 145,000; Full time

Benefits offered by this job

Health, dental, vision insurance

401(k) and paid time off

Bonus eligibility

Job summary

NPAworldwide is seeking a Mechanical Engineer to own enclosure, chassis, and thermal design for rugged military-grade hardware in the Greater Boston area. You will lead mechanical development from concept through production, collaborating with electrical, firmware, manufacturing, and QA teams to ensure robust, field-ready solutions.

The role emphasizes hands-on prototyping, rapid iteration, and direct accountability for design decisions that impact performance in harsh environments and military

Qualifications

• Bachelor's degree in Mechanical Engineering or equivalent.
• 5+ years of mechanical design experience, including launch of hardware from prototype to production.
• Strong SolidWorks experience across parts, assemblies, sheet metal and drawings.
• Experience with thermal/structural analysis using FEA tools (SolidWorks Simulation/ANSYS).

Responsibilities

• Own enclosure, chassis, thermal, and cable design for MIL-STD-810/461 tested systems.
• Lead mechanical design on assigned products with cross-functional teams.
• Create production-ready drawings with GD&T and BOMs; support NPD gates and ECOs.
• Apply DFM/DFA, collaborate with vendors and manufacturing to speed development.

Skills

3D CAD

SolidWorks

FEA

Rapid prototyping

GD&T

DFM/DFA

Electronics packaging

EMI/EMC design

Education

Bachelor's degree in Mechanical Engineering

Master's degree in Mechanical Engineering

Tools

Jira

Job description

NPAworldwide is seeking a Mechanical Engineer to own enclosure, chassis, and thermal design for rugged military-grade hardware in the Greater Boston area. You will lead mechanical development from concept through production, collaborating with electrical, firmware, manufacturing, and QA teams to ensure robust, field-ready solutions.

The role emphasizes hands-on prototyping, rapid iteration, and direct accountability for design decisions that impact performance in harsh environments and military