CNC Mill Turn Machinist

2nd shift CNC Mill Turn Machinist needed in El Cajon, CA. • 2:30pm-11pm Monday-Friday • $31-$47/hr. DOE • Temp to hire opportunity Responsibilities: • Operate mill-turn CNC machines (e.g., Nakamura, Doosan, Mazak Integrex, DMG MORI NT/NX series, Okuma Multus) to produce high-precision parts. • Interpret complex engineering drawings, 3D models, and GD&T specifications to ensure compliance with dimensional requirements. • Perform in-process and final inspections using precision measurement tools such as micrometers, calipers, height gages, and CMMs to ensure quality. • Select appropriate tooling and fixturing to support multi-operation machining in a single setup. • Work with a variety of metals and exotic materials, including high-strength alloys, stainless steel, and other aerospace-grade materials. • Collaborate with engineers and manufacturing staff to refine machining strategies and improve part flow. • Maintain tight tolerances and surface finishes, especially on concentric and symmetric features requiring both milling and turning. • Minimum 6+ years of experience in precision machining, with at least 3 years operating and programming mill-turn equipment. • Strong proficiency in CNC programming (G-code and conversational) and use of CAD/CAM software for multi-axis operations. • Deep understanding of multi-axis tool paths, work offsets, sub-spindles, and live tooling integration. • Solid knowledge of geometric dimensioning and tolerancing (GD&T) and the ability to work from complex part prints and solid models. • Familiarity with high-performance materials including stainless steel, titanium, Inconel, and other aerospace-grade alloys. • Skilled in using a variety of precision inspection tools, including CMMs. • Excellent troubleshooting skills and ability to optimize cycle times and minimize tool wear. • Strong work ethic, attention to detail, and commitment to delivering defect-free components • Physical ability to lift/move up to 40 lbs, perform repetitive tasks, and stand for extended periods. • Prior experience in defense, aerospace, or RF component manufacturing is a strong plus.