Aerospace CNC Lead Machinist — Lead, Optimize & Mentor

100Hires, Inc.; Placentia (CA); On-site; USD 90,000 - 120,000; Full time

Job summary

100Hires, Inc. in Placentia, CA is seeking a CNC Machinist A Lead to guide machinists and machine operators, ensuring alignment with production priorities and aerospace-grade standards.

You will set up and run CNC and manual equipment, collaborate with programmers to prove out and optimize components, and mentor teammates to hit safety, quality, and delivery goals across shifts. You'll coordinate with quality to verify key dimensions using SPC and plan tomorrow's priorities including small

Qualifications

• 5–8 years of hands-on machine shop experience in a manufacturing environment.
• Proven lead-level experience guiding machinists or operators.
• Ability to read and interpret engineering drawings and follow detailed technical instructions.
• Working knowledge of SPC and modern CNC machining practices.
• Clear, collaborative communication with production, tooling, and quality teams.

Responsibilities

• Direct daily assignments for machinists and machine operators to align with production priorities.
• Set up and run CNC and manual equipment to manufacture precision parts to blueprint and spec.
• Partner with programming to set up, prove out, and optimize both new and existing components.
• Perform routine maintenance and oversee in-process quality checks to ensure conformance.
• Balance workloads across shifts to maintain steady flow and meet delivery targets.

Skills

Lead machinist

CNC programming

Blueprint reading

SPC

Team mentoring

Machine setup

Quality coordination

Tools

CNC milling

Manual machining

Job description

100Hires, Inc. in Placentia, CA is seeking a CNC Machinist A Lead to guide machinists and machine operators, ensuring alignment with production priorities and aerospace-grade standards.

You will set up and run CNC and manual equipment, collaborate with programmers to prove out and optimize components, and mentor teammates to hit safety, quality, and delivery goals across shifts. You'll coordinate with quality to verify key dimensions using SPC and plan tomorrow's priorities including small