CNC 5 Axis Mill lll

Opti Staffing Group; Tigard (OR); On-site; USD 48,000 - 55,000; Full time

Job summary

Opti Staffing's client in Tigard/Tualatin area is seeking a Mill Operator III to set up and run 5-axis CNC mills, producing high-tolerance plastic components and assemblies. You will read drawings, load programs, fixtures, and tooling, and measure parts to tight tolerances.

You will collaborate with engineers on design issues, mentor less-experienced machinists, and lead process improvements while performing routine maintenance and documenting changes.

Qualifications

• Set up and operate 5-axis CNC mills to tight tolerances.
• Read engineered drawings including metric, decimal, and fractional.
• Load programs, tooling, fixtures, and tool offsets accurately.
• Use precision inspection equipment to verify dimensions.
• Mentor and train junior machinists and communicate issues.

Responsibilities

• Set up and operate 5-Axis CNC mills to produce parts to precise specs.
• Read drawings and interpret measurements to maintain tolerance.
• Load programs, tooling, fixtures, and offsets for production.
• Mentor Machinists I, II, and III and collaborate with engineers.
• Perform preventive maintenance and document process changes.

Skills

5-Axis CNC milling experience

Reading drawings & blueprints

Tooling & fixture setup

Precision measurement

Mentoring machinists

Job description

Mill Operator III - 5-Axis CNC Location: Tigard/Tualatin Area Pay: $35-$40/hr. DOE Schedule: Full-Time | Day Shift Friday to Sunday 5am-5:30pm

About us:

Our client is a highly specialized precision manufacturing company focused primarily on the design, prototyping, and production of high-tolerance, low-volume plastic components and assemblies. They support demanding industries, including the semiconductor sector, and are known for taking on complex projects where precision, problem-solving, and craftsmanship matter. This is an opportunity for an experienced machinist who wants more than simply running production. The right person will have the opportunity to take ownership of complex projects, work directly with engineers, troubleshoot machining challenges, mentor less-experienced machinists, and contribute to process improvements.

What You'll Do

• Set up and operate 5-Axis CNC mills to produce flat, contoured, and formed parts to precise metric and inch specifications
• Set up CNC machines, including loading programs, tooling, fixtures, and tool offsets
• Read and interpret engineered drawings, including metric, decimal, and fractional measurements
• Machine a variety of plastics, including WPP, NPP, FRPP, polycarbonate, PVC, acrylic, UHMW, Delrin, PTFE, PFA, and PVDF, as well as various metals
• Machine parts to tolerances as tight as .005"
• Serve as a technical resource regarding tooling, machining capabilities, and processes
• Evaluate and recommend new tooling and machining processes
• Troubleshoot programming, tooling, material, and machining issues
• Communicate issues related to work orders, programming errors, material shortages, or material discrepancies
• Work directly with engineers regarding part design and provide recommendations for corrective action
• Take ownership of larger projects from setup through completion
• Perform R&D machining work as directed
• Document redlines and process changes as required
• Perform minor preventive maintenance on equipment
• Maintain and inspect tooling and fixtures
• Use precision inspection equipment to measure and verify dimensions to thousandths
• Accurately track labor time for job costing and production purposes
• Mentor and train Machinists I, II, and III
• Demonstrate strong judgment and decision-making when working through complex machining challenges
• Maintain a clean, organized, and safe work area
• Promote and follow all company safe

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