NC Programming Engineer — Complex Machining (Aerospace & Defense)

Ready to turn complex GD&T into clean, reliable code? TekPro is seeking an NC Programming Engineer for a full-time, direct-hire role with a premier precision manufacturer in the Downers Grove area. This team is recognized for building intricate, high-quality parts for aerospace and defense—and they’re growing.

Is this you?

• Do you enjoy crafting efficient toolpaths for both milling and turning?
• Can you read prints and 3D models and immediately see the best machining strategy?
• Are you comfortable walking to the machine to troubleshoot, verify, and optimize?
• Do you thrive on shaving seconds off cycle time without sacrificing quality?

What you will own

• Programming: Develop, edit, and optimize CNC programs for VMCs and lathes
• Interpretation: Convert blueprints, CAD models, and GD&T into precise toolpaths
• Process engineering: Choose tooling, determine speeds/feeds, and set strategies to maximize efficiency
• Collaboration: Work closely with machinists, engineers, and production to refine processes
• On-machine support: Troubleshoot issues on the floor and validate programs
• Continuous improvement: Reduce cycle times and drive repeatable, high-quality outcomes

Qualifications

• 3+ years of CNC programming experience in a machining environment
• Deep understanding of milling, turning, and multi-axis methods
• Blueprint/GD&T fluency
• Experience with CAM software: Mastercam, NX CAM, Fusion 360, GibbsCAM (or similar)
• Hands-on machining experience strongly preferred
• Strong analytical skills and attention to detail

Technology & equipment you’ll use

• CNC Mill (3–4 axis VMC)
• CNC Lathe (2–4 axis)
• CAM Software

Core proficiencies

• GD&T
• CNC Programming
• Advanced Inspection & Gauge Measurement
• Aerospace Manufacturing

Why join

• Full-time, direct hire with a stable, well-established organization
• Comprehensive benefits (medical, dental, vision)
• 401(k) with company match
• Paid time off and holidays
• Long-term career growth in a high-mix, high-precision environment