CNC Operator — Precision Machining, 2nd Shift

STS Technical Services; Town of Brookfield (WI); On-site; USD 38,000 - 54,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

On-site fitness center

On-site medical clinic

Weekly pay

Climate-controlled environment

Relocation assistance

Safety shoe allowance

Performance merit raises

Free employee coffee

Job summary

STS Technical Services is hiring CNC Operators in Brookfield, Wisconsin for a full-time, 2nd shift role. This position supports Trace-A-Matic, a precision manufacturing partner known for complex machined components and a strong employee‑focused culture.

The CNC Operator will set up and operate machine tools, read blueprints, and ensure parts meet print specifications. Candidates should have machining experience, math skills, and a mechanical aptitude, with a willingness to grow in a fast-paced

Qualifications

• High school diploma required.
• CNC technical diploma preferred.
• 2+ years of machining experience.
• Proficiency with measuring equipment for assigned work.
• Solid math skills.
• Strong mechanical interest and aptitude.
• Willingness to learn and grow.

Responsibilities

• Operate machine tools and perform offset adjustments to ensure parts meet print specifications using written setup instructions.
• Perform repetitive machining tasks with consistency and attention to quality standards.
• Read and interpret basic blueprints.
• Correlate blueprint specifications with inspection protocols and documentation requirements.
• Assist in the setup of machine tools under the guidance of experienced machinists.
• Apply foundational knowledge of machining techniques and control functions to support production operations.
• Run multiple machines simultaneously within a production cell to maximize throughput.
• Utilize GD&T knowledge to support accurate part production.
• Mentor and train operators on repetitive machining tasks to promote skill development and process consistency.
• Perform other duties as assigned to support team and production goals.

Skills

Mechanical aptitude

Math skills

Attention to detail

Education

High school diploma

CNC technical diploma

Tools

Measuring equipment

Job description

STS Technical Services is hiring CNC Operators in Brookfield, Wisconsin for a full-time, 2nd shift role. This position supports Trace-A-Matic, a precision manufacturing partner known for complex machined components and a strong employee‑focused culture.

The CNC Operator will set up and operate machine tools, read blueprints, and ensure parts meet print specifications. Candidates should have machining experience, math skills, and a mechanical aptitude, with a willingness to grow in a fast-paced