Senior CNC Machinist III — Advanced Setups & Mentorship

United Precision Corp.; California; On-site; USD 41,000 - 46,000; Full time

Benefits offered by this job

Health insurance

Life insurance

Disability insurance

FSA/Dependent care

401(k) with Safe Harbor matching

Paid time off

Employee assistance program

Job summary

United Precision Corp. in Chatsworth, CA, is seeking a skilled CNC Machinist III to perform advanced machine setups, troubleshoot processes, and support production with high-quality output.

The role emphasizes GD&T-driven inspection, tooling qualification, and mentoring junior machinists in a manufacturing environment. Ideal candidates have 5+ years of CNC experience, advanced blueprint reading skills, and familiarity with fixturing and ERP/MRP systems.

Qualifications

• 5+ years of CNC machining experience.
• Advanced setup experience on CNC lathes and mills.
• Advanced blueprint reading with strong working knowledge of GD&T.
• Advanced knowledge of fixturing and tooling for complex setups.

Responsibilities

• Perform complete machine setups on CNC lathes and mills.
• Install, qualify, and troubleshoot tooling.
• Interpret complex blueprints and specifications.
• Apply GD&T principles during setup and inspection activities.
• Perform root cause analysis for machining issues.
• Optimize cycle times and machining processes.
• Train and mentor lower-level machinists.
• Support new product introductions and process validations.
• Assist engineering and quality teams with process improvements.
• Ensure compliance with customer and regulatory requirements.
• Other duties as assigned

Skills

CNC machining

GD&T proficiency

Blueprint reading

Tooling & fixturing

ERP/MRP experience

Education

Trade school certification in machining

Tools

ERP/MRP systems

Job description

United Precision Corp. in Chatsworth, CA, is seeking a skilled CNC Machinist III to perform advanced machine setups, troubleshoot processes, and support production with high-quality output.

The role emphasizes GD&T-driven inspection, tooling qualification, and mentoring junior machinists in a manufacturing environment. Ideal candidates have 5+ years of CNC experience, advanced blueprint reading skills, and familiarity with fixturing and ERP/MRP systems.