Manufacturing Engineer
6 days ago
Walnut
Job Title: Senior CAD/CAM Programmer - Aerospace & Defense Manufacturing Location: Anaheim or Walnut, CA On-site | Full-Time Overview We are seeking an exceptional CAD/CAM Programmer with deep expertise in SolidWorks and Mastercam to support elite CNC manufacturing operations producing high-precision Aerospace and Defense components. This role supports critical programs for Boeing, Northrop Grumman, and Lockheed Martin, where accuracy, repeatability, and process discipline are non-negotiable. The ideal candidate thrives in a high-stakes, zero-defect environment, programming complex parts machined on large-scale CNC gantry machines with extremely tight tolerances and advanced materials. Key Responsibilities • Develop, program, and optimize complex CNC machining operations using Mastercam for large-format gantry machines (3-, 4-, and 5-axis)., • Create and modify 3D models and manufacturing data in SolidWorks, ensuring full alignment with engineering intent., • Translate Aerospace & Defense engineering drawings, GD&T, and specifications into robust, efficient CNC programs., • Program for high-precision, tight-tolerance components, often ±0.0005" or tighter., • Optimize toolpaths for accuracy, surface finish, tool life, and cycle time while maintaining strict quality requirements., • Collaborate closely with Manufacturing Engineering, Quality, and CNC Machinists to ensure flawless execution., • Support first-article development, prove-outs, and production ramp-ups., • Apply best practices for fixture design, work holding, probing strategies, and in-process inspection., • Ensure all programming meets AS9100, customer-specific, and internal quality standards., • Troubleshoot machining challenges and continuously improve processes., • Maintain organized documentation for programs, setups, and revisions. Required Qualifications • \n7+ years of CAD/CAM programming experience in Aerospace or Defense manufacturing., • Expert-level proficiency in Mastercam (multi-axis, complex surfacing)., • Strong working knowledge of SolidWorks for part modeling and design interpretation., • Extensive experience programming large CNC gantry machines., • Proven success machining tight-tolerance, high-precision aerospace components., • Deep understanding of GD&T, aerospace drawings, and inspection requirements., • Experience with exotic and aerospace-grade materials (e.g., aluminum alloys, titanium, Invar, composites)., • Strong knowledge of cutting tools, feeds, speeds, and advanced machining strategies., • Ability to work independently in a high-accountability, mission-critical environment. Preferred Qualifications • Experience supporting programs for Boeing, Northrop Grumman, Lockheed Martin, or similar OEMs., • Familiarity with probing systems, SPC, and CMM workflows., • Experience with large, complex structural aerospace parts., • Knowledge of post-processor customization and CNC control optimization., • Background in lean manufacturing or continuous improvement initiatives. What We Offer • Opportunity to work on cutting-edge Aerospace & Defense programs., • A high-performance manufacturing environment with advanced CNC technology., • Competitive compensation based on experience and expertise., • Long-term stability supporting major defense and aerospace platforms., • A culture that values precision, craftsmanship, and engineering excellence.