Senior CNC Programmer: 3–5 Axis Mastercam Expert

Randstad USA; Hayward (CA); On-site; USD 125,000 - 146,000; Full time

Job summary

Randstad USA is seeking a Senior CNC Programmer for our Hayward facility. You will own high-complexity CNC programming and machining execution, focusing on multi-axis milling using Mastercam.

Drive process architecture, prove-outs, and tooling strategies while leading new product introductions from print to final inspection. The role requires 3+ years of senior CNC programming experience in tight-tolerance industries, Mastercam mastery (2026 preferred), and familiarity with Haas/Fanuc controls.

Qualifications

• 3+ years of senior CNC programming experience in high-precision, tight-tolerance industries (Semiconductor, Aerospace, or Medical Device).
• Extensive hands-on Mastercam experience (Mastercam 2026 preferred) and CAD tools such as SolidWorks or AutoCAD.
• Fluent setup and programming on Haas and Fanuc controls with tight tolerances across Aluminum, Stainless Steel, Titanium, Inconel, and Engineering Plastics.

Responsibilities

• Mastercam CAM Programming: design, develop, and refine complex 3-, 4-, and 5-axis programs using Mastercam (2026 preferred).
• Process Engineering & Prove-Out: establish machining methodologies, perform dry runs, lead initial part prove-outs for flawless production.
• Fixture Design & Tooling Strategy: model workholding and fixtures in SolidWorks/CAD; select cutting tools, speeds, and feeds for efficiency and tool life.
• GD&T Expertise: interpret drawings and ASME Y14.5 to plan operation sequences.
• Optimization & Continuous Improvement: analyze G-code, cycle times, and toolpaths to maximize spindle utilization.
• Shop Floor Leadership: mentor setup machinists and operators, provide macro/control troubleshooting and setup support.

Skills

CNC

MasterCam

Education

High School

Tools

Mastercam

SolidWorks

AutoCAD

Job description

Randstad USA is seeking a Senior CNC Programmer for our Hayward facility. You will own high-complexity CNC programming and machining execution, focusing on multi-axis milling using Mastercam.

Drive process architecture, prove-outs, and tooling strategies while leading new product introductions from print to final inspection. The role requires 3+ years of senior CNC programming experience in tight-tolerance industries, Mastercam mastery (2026 preferred), and familiarity with Haas/Fanuc controls.