CNC Lathe Machinist

CNC Lathe Machinist III

Full-Time | Onsite
📍 Rancho Dominguez, CA
💲 $24.00 – $32.40 per hour

TRAK Machine Tools (TMT) is a leading manufacturer of TRAK CNC machines and Proto

TRAK CNC controls, trusted by machinists worldwide. Headquartered in Rancho Dominguez, CA, with an additional facility in Henderson, NV, TMT supports customers through direct and distributor sales and service organizations across America and Europe, with continued global expansion.

TRAK Machine Tools is seeking a highly skilled CNC Lathe Machinist III to join our advanced machine shop team. This senior-level role is designed for an expert machinist who can independently manage jobs from programming through final inspection, machine high-precision components to ±0.0001", and provide technical leadership to junior machinists.

You’ll work on proprietary TRAK equipment and Mazak CNC machines, collaborate closely with engineering, and play a key role in process improvement and quality excellence.

• Program, set up, and operate CNC lathes for production and prototype work
• Develop CNC programs and perform complex, multi-step setups
• Design and fabricate custom fixtures, jaws, and work holding solutions
• Machine high-precision components to ±0.0001" tolerances
• Perform first-article inspections and in-process adjustments
• Train, mentor, and support CNC Machinist Levels I & II
• Partner with engineering on design-for-manufacturability (DFM) feedback
• Recommend and implement improvements in tooling, processes, and methods
• Independently manage assigned jobs from start to finish
• Create and maintain digital job folders, including setup, operation, and inspection documentation
• Maintain a clean, organized, and safety-focused work environment

• 8+ years of CNC machining experience, including advanced programming and setups
• Proficiency with CAM software and/or conversational controls
  • Siemens Sinumerik (including Sinumerik One)
  • ProtoTRAK
  • Mazak
• Strong knowledge of cutting tools, feeds/speeds, materials, and precision work holding
• Expert ability to read and interpret engineering drawings and GD&T
• Demonstrated success machining to ±0.0001" tolerances
• Proven leadership, mentoring, and communication skills
• Ability to independently troubleshoot and resolve machining challenges
• Experience in prototype and low-volume production environments
• Hands‑on experience machining aluminum, cast iron, and various steels
• Familiarity with lean manufacturing or continuous improvement initiatives

• Work with industry-leading CNC technology
• Take on a true senior machinist role with leadership impact
• Collaborate with engineering on innovative, precision-driven projects
• Stable, growing company with global reach
• Competitive hourly pay and a professional, quality-focused shop environment