Senior CNC Programmer – Aerospace Precision

MASTER RESEARCH/MANUFACTURING INC; Norwalk (CA); On-site; USD 120,000 - 160,000; Full time

Job summary

MASTER RESEARCH/MANUFACTURING INC is seeking a Lead CNC Programmer to assume technical leadership in our programming department for aerospace components. You will develop and optimize complex 3-, 4-, and 5-axis programs from drawings and 3D models, collaborating with Engineering, Quality, and Planning to ensure first-pass success.

You will mentor junior programmers, review programs, and drive improvements in cycle time, tool life, and part quality while maintaining AS9100/FAI compliance and

Qualifications

• 5+ years CNC programming experience in aerospace or high-precision manufacturing.
• Experience programming 3-axis, 4-axis, and 5-axis mills/centers.
• Experience with CAM software CATIA, Mastercam, NX, GibbsCAM or Fusion 360 (CATIA V5/V6 preferred).
• Advanced ability to read and interpret complex drawings, blueprints, 3D models, and GD&T.
• Strong knowledge of aerospace materials (Al, Ti, SS, Inconel, high-temp alloys).
• Experience with CNC simulation, verification software, probing, in-machine inspection, and post-processor optimization.
• Understanding of CNC processes, tooling, fixtures, feeds & speeds, and high-speed machining.
• Ability to troubleshoot programs, setups, and dimensional non-conformances.
• Knowledge of AS9100 and FAI processes.
• Leadership to mentor junior programmers and manage workloads.

Responsibilities

• Develop CNC programs for 3-, 4-, and 5-axis machines.
• Program from drawings, 3D models, customer data, and GD&T.
• Create efficient toolpaths and machining strategies for tight tolerances.
• Select cutting tools, fixtures, and feeds/speeds.
• Simulate, verify, and optimize toolpaths to improve cycle time and quality.
• Review programs for manufacturability and compliance with procedures.
• Support setup personnel during first runs and challenging setups.
• Troubleshoot programming, tooling, and dimensional issues on the floor.
• Update programs based on inspection results or new requirements.
• Collaborate with Quality on AS9100/FAI and with Planning on production estimates.
• Develop fixtures and tooling with Manufacturing.
• Establish and maintain standardized programming practices and controls.
• Provide technical leadership and mentorship to CNC programmers and machinists.
• Review and approve programs from other programmers; prioritize work to schedules.
• Identify opportunities for process improvements and high-speed machining.

Skills

CNC programming

Leadership / mentoring

Reading drawings & GD&T

Problem solving on shop floor

Tools

CATIA

Mastercam

NX

GibbsCAM

Fusion 360

Job description

MASTER RESEARCH/MANUFACTURING INC is seeking a Lead CNC Programmer to assume technical leadership in our programming department for aerospace components. You will develop and optimize complex 3-, 4-, and 5-axis programs from drawings and 3D models, collaborating with Engineering, Quality, and Planning to ensure first-pass success.

You will mentor junior programmers, review programs, and drive improvements in cycle time, tool life, and part quality while maintaining AS9100/FAI compliance and