Job Description

CNC Machinist

Salary: $53-$83K

Location: Valencia, California 91355

Industry: Aerospace

Job Summary

The Tool Room Machinist supports production by designing, fabricating, and maintaining tooling and fixtures to meet precise specifications. This role requires advanced proficiency in operating a wide range of machining equipment, including HAAS CNC machines, lathes, EDM systems, and other precision tools. The machinist ensures all tooling is user-friendly, accurate, and delivered on time while maintaining high standards of quality and safety.

Primary Responsibilities

• Set up, program, and operate CNC mills, lathes, EDM machines, grinders, and other shop equipment.
• Interpret complex engineering drawings, blueprints, and GD&T specifications to produce components to exact tolerances.
• Design and fabricate tooling, dies, jigs, and fixtures; verify functionality and compliance with specifications.
• Perform precision measurements using micrometers, calipers, and other inspection tools to ensure quality.
• Optimize machining processes for efficiency and accuracy, including tool selection and fixture design.
• Troubleshoot and resolve machining issues independently to minimize downtime.
• Maintain and organize tool room inventory, including consumables and raw materials; prepare purchase requisitions as needed.
• Ensure proper housekeeping and adherence to safety protocols in the tool room and shop environment.
• Communicate tooling capabilities and provide real-time support to operations; deliver accurate job completion estimates.

Requirements

• High school diploma or equivalent.
• Minimum 5 years of experience as a machinist, including tool and die design, fabrication, and repair.
• Proven ability to operate CNC mills, lathes, EDM machines, and related equipment.
• Proficiency in common software programs, Such as MasterCam, CATIA or Solid Works.
• Strong knowledge of machining principles, materials, cutting speeds, feeds, and heat treatment processes.
• Proficiency in reading and interpreting technical drawings and specifications.
• Skilled in shop mathematics, including geometry and trigonometry.
• Ability to machine aluminum, steel, and titanium alloys to tight tolerances.
• Competence in using precision measuring instruments for dimensional verification.
• Ability to work independently, make decisions on tooling design and quality, and support continuous improvement initiatives.
• Machinist certification preferred (NIMS, MSSC, or Haas CNC).

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