TRAK Machine Tools
CNC Lathe Machinist III
Full-Time | Onsite Rancho Dominguez, CA $24.00 – $32.40 per hour
About TRAK Machine Tools (TMT)
TRAK Machine Tools (TMT) is a leading manufacturer of TRAK CNC machines and ProtoTRAK 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.
Position Overview
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.
Key Responsibilities
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 workholding 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
Qualifications & Experience
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 workholding
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
Why Join TMT?
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
Full-Time | Onsite Rancho Dominguez, CA $24.00 – $32.40 per hour
About TRAK Machine Tools (TMT)
TRAK Machine Tools (TMT) is a leading manufacturer of TRAK CNC machines and ProtoTRAK 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.
Position Overview
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.
Key Responsibilities
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 workholding 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
Qualifications & Experience
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 workholding
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
Why Join TMT?
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