CNC MILL MACHINIST lll

APM Manufacturing•Orange, CA

6d•$35 - $45•Onsite

About The Position

The Mill Machinist III is a senior-level machinist responsible for complex CNC and/or manual milling setups, advanced troubleshooting, and manufacturing high-precision aerospace components. This position operates with minimal supervision and serves as a technical resource and mentor to junior machinists while ensuring compliance with aerospace quality and regulatory standards.

Requirements

Advanced knowledge of CNC controls (e.g., Fanuc, Haas, Mazak).
Strong proficiency in GD&T and complex blueprint interpretation.
Experience with multi-axis machining (4-axis/5-axis preferred).
Demonstrated ability to troubleshoot and optimize machining processes.
High level of proficiency with precision measurement tools and inspection techniques.
5–8+ years of milling experience in a precision manufacturing environment; aerospace experience strongly preferred

Nice To Haves

technical degree or apprenticeship preferred

Responsibilities

Independently set up, operate, and optimize complex CNC and/or multi-axis milling machines.
Interpret complex engineering drawings, blueprints, and GD&T requirements.
Develop setup strategies, select tooling, and design/modify fixtures as needed.
Perform first article inspections (FAI), in-process, and final inspections in accordance with AS9100 and customer specifications.
Hold tight tolerances (±.0002”–±.0005” typical in aerospace applications).
Troubleshoot advanced machining, tooling, and process issues to improve efficiency and reduce scrap.
Make program edits at the machine (G-code) and recommend process improvements.
Collaborate with Manufacturing Engineering on process development and continuous improvement initiatives.
Train and mentor Mill Machinist I and II team members.
Ensure compliance with safety standards, quality systems, and regulatory requirements (e.g., ITAR if applicable).
Maintain accurate production, inspection, and traceability documentation.