Senior CNC Machine Programmer

Job Description

Position Summary:

• The Senior CNC Machine Programmer supports aerospace production operations by developing, optimizing, and maintaining CNC programs using Mastercam and/or Siemens NX. This position ensures precision machining of complex aerospace components to meet stringent quality, tolerance, and process control requirements. The ideal candidate combines deep CNC programming expertise with hands-on problem-solving skills and a strong understanding of aerospace materials and manufacturing standards.

Key Responsibilities:

• Program and optimize 3-, 4-, and 5-axis machining operations for aerospace components using Mastercam and/or Siemens NX.

• Support production teams by troubleshooting machining issues, validating tool paths, and implementing program updates that enhance quality, tool life, and efficiency.

• Interpret complex aerospace drawings, 3D CAD data, and GD&T specifications in accordance with ASME Y14.5 and AS9100 quality standards.

• Develop tool paths tailored for aerospace-grade materials such as titanium, Inconel, stainless steels, and aluminum alloys.

• Collaborate closely with machinists, setup personnel, and manufacturing engineers to ensure consistent production performance and minimize downtime.

• Conduct post-processing, toolpath simulation, and verification to ensure collision-free, production-ready programs.

• Maintain organized program files, setup instructions, and tool lists for repeat or legacy part production.

• Assist in tooling and fixture design reviews, recommending process improvements that reduce cycle times and ensure repeatable accuracy.

• Serve as a programming technical resource, mentoring peers and operators on machining techniques and best practices.

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/.

Skills and Requirements

• Associate's or Bachelor's degree in Manufacturing Technology, Mechanical Engineering, or related field (or equivalent technical experience).

• Minimum of 7+ years of CNC programming experience in a precision aerospace manufacturing environment.

• Advanced proficiency in Mastercam and/or Siemens NX CAM, including multi-axis programming and post processor management.

• Expertise in machining aerospace materials (e.g., titanium, nickel alloys, hardened steels) or machining composites with proven capability maintaining tight tolerances

• Excellent troubleshooting, collaboration, and communication skills with a focus on supporting fast-paced production demands. - Hands-on experience setting up and proving out multi-axis CNC jobs.

• Strong understanding of AS9100, aerospace documentation control, and first article inspection requirements (FAI per AS9102).

• Knowledge of lean manufacturing and process improvement initiatives (Kaizen, 5S, root cause analysis).

• Experience with in-process probing, adaptive machining strategies, and tool life management systems.