Senior Machinist — Aerospace AS9100 Expert

AMERICAN PRECISION TOOL & ENGINEERING, INC.; California, United States; On-site; USD 90,000 - 120,000; Full time

Job summary

American Precision Tool & Engineering, Inc. in Pacoima, California, is seeking a Senior Machinist for an AS9100 aerospace shop. You will set up and operate CNC mills and lathes and review engineering drawings.

The role requires 10+ years of machining, strong CNC setup skills, GD&T expertise, and a track record of tight-tolerance aerospace work.

This on-site position offers competitive compensation based on experience and the chance to contribute to high-precision aerospace manufacturing.

Qualifications

• Minimum 10 years of machining experience.
• Strong CNC setup experience.
• Ability to read and interpret complex engineering drawings.
• Solid understanding of GD&T.
• Experience holding close-tolerance aerospace components.
• Strong problem-solving and troubleshooting skills.
• Ability to work independently with minimal supervision.
• Excellent attention to detail and commitment to quality.

Responsibilities

• Set up and operate CNC mills and lathes
• Review engineering drawings and specifications
• Work closely with CNC programmers to develop machining strategies and operation sequences
• Determine first, second, and final operation processes
• Recommend tooling, fixturing, and workholding solutions
• Troubleshoot machining and production issues
• Verify dimensional accuracy and maintain tight tolerances
• Support first article inspections and quality requirements
• Assist in improving manufacturing efficiency and reducing setup times
• Help maintain a clean, organized, and professional work environment

Skills

CNC setup

GD&T

Engineering drawings

Machining experience

Aerospace components

Problem solving

Independent work

Attention to detail

Tools

Mastercam

Job description

American Precision Tool & Engineering, Inc. in Pacoima, California, is seeking a Senior Machinist for an AS9100 aerospace shop. You will set up and operate CNC mills and lathes and review engineering drawings.

The role requires 10+ years of machining, strong CNC setup skills, GD&T expertise, and a track record of tight-tolerance aerospace work.

This on-site position offers competitive compensation based on experience and the chance to contribute to high-precision aerospace manufacturing.