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CNC Machinist (Mill)- 1st Shift
Oxnard, CAMarch 26th, 2026
CNC Machinist (Mill)- 1st ShiftWe are looking for an experienced CNC Mill Machinist to set up and operate CNC milling machines in a fast-paced production environment. This position is responsible for executing precise milling operations, editing programs, setting tooling, and inspecting complex parts with tight tolerances. The ideal candidate is self-sufficient, mechanically inclined, and focused on maintaining consistent quality and productivity.Key Responsibilities• Set up and run CNC mills based on job specifications • Read and interpret blueprints, layouts, and setup documentation to determine part requirements • Select appropriate tooling, set tool offsets, and verify part dimensions using precision measuring instruments • Make minor edits to CNC programs to ensure optimal machining results • Inspect first-run and in-process parts to confirm dimensional accuracy and compliance • Troubleshoot machining issues and implement corrective actions as needed • Maintain a clean and safe work environment in accordance with company policies • Assist with developing and refining milling processes and setup sheets for repeat jobs • Communicate with engineers, supervisors, and other team members to meet production goalsQualifications• 5+ years of experience operating and setting up CNC milling machines • Ability to read G-code and make minor program edits • Strong understanding of milling principles, fixtures, and tooling • Ability to read complex engineering drawings and interpret tolerances • Experience in a job shop or high-mix production environment is preferred • Strong inspection skills using calipers, micrometers, and other measuring tools • Must be able to lift up to 45 lbs and work on your feet for long periods • High school diploma or equivalent required; additional machining coursework is a plusAt AST, we believe in fostering a work environment where employees can thrive both personally and professionally. We offer a competitive benefits package, including: Medical, Dental, and Vision Insurance 401(k) Savings Plan Company-Sponsored Life Insurance Short-term and Long-term Disability Coverage* Paid Holidays* Paid Vacation and Sick LeaveJob Type & Pay Job Type: 2nd Shift 3:30 pm – 12:00 pm, Full-Time, In-Person Pay Range: $25 – $45 per hour (commensurate with experience)Hours & Schedule Schedule: Monday – Friday (8-hour shift) Expected Hours: 40+ hours per week (plus flexibility as needed)If you are a highly skilled machinist with a passion for precision, we encourage you to apply. AST is committed to maintaining a fair and respectful workplace for all employees.Advanced Structural Technologies (AST) is a leading manufacturer specializing in forged, spin/flow formed, and machined products for the space, defense, and automotive industries. With over 25 years of experience, AST has built a strong reputation for precision engineering, innovation, and high-quality manufacturing.Located in Oxnard, California, AST operates out of a cutting-edge facility spanning over 250,000 sq. ft., including our newest expansion completed in 2024. AST employs approximately 170 skilled professionals across multi-shift operations, ensuring efficiency, precision, and timely delivery for mission-critical industries.
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