CNC Machinist - Part Time 2nd Shift

Who We Are

Founded in 1959 by Ed Miller near Chicago, Prince Industries has grown from a one-man shop into a global manufacturing partner. With seven facilities across the U.S. and China, we serve industries from hydraulics to aerospace, handling everything from just-in-time components to high-volume assemblies.

At Prince, we don’t just make parts—we solve complex supply chain challenges. We are a strategic partner, focused on helping clients improve products, reduce costs, and simplify operations. Certified to ISO 9001:2015, ISO 13485, and AS9100 standards, we combine quality, innovation, and growth-minded thinking to deliver real value.

Job Summary

The CNC Machinist to set up, prove out, and run complex machined parts. Milling machines, secondary equipment, and grinders, to machine metallic and nonmetallic workpieces by performing a variety of duties

Second Shift Part Time Schedule: Monday through Thursday, 3:30 PM to 8:30 PM

Essential Duties and Responsibilities

• Set up and operate 5-axis CNC mills equipped with Siemens controls, including fixtures, tools, work offsets, and probing routines.
• Read drawings, specifications, setup sheets, and CNC programs to plan each setup.
• Load and prove out programs using safe practices, including simulation, single block, and controlled first runs as appropriate.
• Measure first pieces and in-process parts using calipers, micrometers, indicators, height gauges, and other inspection equipment.
• Make tool offset and approved program adjustments to maintain dimensions and improve consistency.
• Identify and resolve setup, tooling, work holding, program, and machining issues.
• Document setup details, tool changes, and process improvements for repeat jobs.
• Work with quality, Supervisor and production to address problems and keep jobs moving.
• Maintain a clean, safe work area and care for machines, tooling, and fixtures.
• Additional responsibilities assigned by the supervisor may include department transfers to meet production needs.

Required Skills & Attributes

• Demonstrated experience setting up and proving out 5-axis CNC machining centers.
• Hands-on experience with Siemens CNC controls.
• Strong ability to read complex blueprints and understand GD&T.
• Experience selecting tools, establishing work offsets, and troubleshooting machining processes.
• Ability to inspect parts accurately and work independently from setup through first-piece approval.
• Experience in machining tight-tolerance parts; aerospace manufacturing experience is preferred.
• Strong work ethic: Willing to work OT to meet tight deadlines as needed

Education & Experience

• High school diploma or GED.
• 3+ years of experience
• Machining apprenticeship, technical certificate, or associate degree in machining or manufacturing technology preferred, but equivalent hands-on experience is accepted.
• Training or demonstrated experience with Siemens CNC controls required (preferably 840D or Sinumerik One).
• Additional training in 5-axis machining, blueprint reading, GD&T, and inspection methods is a plus.
• Tolerance: Ability to machine parts to +/- 0.0005”.
• Ability to read and interpret GD&T blueprints to the needed specification in creating a part.

Physical Job Requirements

• Regularly required to stand and reach the duration of shift, 8-10 hours.
• Occasionally required to walk, sit, stoop, kneel, crouch, or bend.
• Frequently required to perform repetitive or short-cycle work.
• Regularly lift, push, or pull up to 10 pounds and occasionally up to 50 pounds.
• Understands and observes all necessary safety procedures: safety glasses, shoes, ear protection, machine interlocks, lifting guidelines, etc. as designated in specific work area assigned.

Compensation: $28 - $34/hr plus shift differential. The final rate will be determined based on experience and a successful interview process.

Due to ITAR regulations, only U.S. persons—defined as U.S. citizens, lawful permanent residents (Green Card holders), and U.S. nationals—are eligible for this position.

*We are an Equal Employment Opportunity ("EEO") Employer. Applicants can learn more about Prince's status as an equal opportunity employer by viewing the federal "EEO is the Law" poster ( https://www.eeoc.gov/employers )

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