Precision CNC Machinist: Setup, Ops & Quality

MacLean Power Systems; Stockton (CA); On-site; USD 34,000 - 39,000; Full time

Job summary

MacLean Power Systems is seeking a CNC Machine Operator to set up, operate, and maintain CNC equipment producing high-precision parts from engineering blueprints. You will verify tooling and offsets, read blueprints, and interpret GD&T while monitoring quality and tool changes.

The role requires 2+ years of CNC experience, proficiency with measuring tools, and basic G-code knowledge. Expect a hands-on position with strong attention to safety and process improvement.

Qualifications

• High school diploma or GED; technical certification or trade school training preferred.
• 2+ years of CNC machining experience in a manufacturing or metalworking environment.
• Proficiency in reading blueprints and understanding machining principles.
• Experience operating CNC machines (HAAS SL-30, HAAS TL-3, Samsung SL25004 and/or Hurco VM20i a plus, or similar controls).
• Ability to use precision measuring tools (micrometers, calipers, height gauges).
• Basic understanding of G-code and machine programming concepts (a plus).

Responsibilities

• Set up and operate CNC machines (e.g., mills, lathes, routers, grinders) according to job orders and engineering drawings.
• Load raw materials and verify correct tooling, fixtures, and offsets.
• Interpret technical drawings, blueprints, and GD&T symbols.
• Monitor machine operations, make adjustments, and perform tool changes as needed.
• Inspect finished parts using calipers, micrometers, gauges, and other precision measuring instruments.
• Maintain accurate production records, including setup sheets and quality documentation.
• Perform routine machine maintenance and report mechanical issues promptly.
• Follow all safety protocols, lockout/tagout procedures, and workplace guidelines.
• Collaborate with engineers, supervisors, and quality control personnel to resolve production issues.
• Identify opportunities to improve machining processes and reduce waste.
• Adhere to 5S standards (e.g., maintain cleanliness of work area, etc.)
• Perform other duties as assigned

Skills

Read blueprints

G-code understanding

Precision measurements

CAD/CAM software

Problem solving

Education

High school diploma or GED

Tools

HAAS SL-30

HAAS TL-3

Samsung SL25004

Hurco VM20i

Job description

MacLean Power Systems is seeking a CNC Machine Operator to set up, operate, and maintain CNC equipment producing high-precision parts from engineering blueprints. You will verify tooling and offsets, read blueprints, and interpret GD&T while monitoring quality and tool changes.

The role requires 2+ years of CNC experience, proficiency with measuring tools, and basic G-code knowledge. Expect a hands-on position with strong attention to safety and process improvement.