Job Description

At Greene, Tweed, you'll find the cutting-edge technology, world-class polymer expertise and endless advancement opportunities you'd expect from a multi-national industry leader. You'll find them all in an environment that embraces diversity in people and opinions, moves decision making to the point of impact, and celebrates your success.

If you enjoy continuous learning and are excited about working with and creating technological solutions, explore career opportunities with Greene, Tweed.

CNC & Tooling Machining Opportunities: Union Positions
Location: Kulpsville, PA
Shifts Available:

• 2nd Shift: Typically 2:30 PM–11:00 PM (varies by department)

• 3rd Shift: Typically 10:30 PM–7:00 AM (varies by department)

CNC Lathe Machinist — 2nd & 3rd Shift

• Perform lathe machining from customer/GT drawings with minimal supervision.

• Edit and generate machine code; utilize subprograms and edge-break calculations.

• Troubleshoot issues, make rapid adjustments, and run multiple lathes concurrently.

• Inspect with OGP, Keyence, optical comparator, and other metrology.

• Preferred: thermoplastic machining (PBI, PEEK/ARLON, nylon, acetal, UHMWPE, PTFE).

CNC Mill Machinist — 2nd Shift

• Set up and run CNC machining centers; support semi‑auto/manual machines and Prototrak lathes.

• Edit programs and run more complex geometries (grooves, notches, deep pockets).

• Machine thermoplastics and metals.

• Assist with programming, first articles, and metrology.

• Rotate across milling equipment as needed.

• Contribute updated setup info for CNC programming documentation.

Toolmaker — 2nd Shift

• Build, repair, and maintain molds, dies, fixtures, gauges, cutting tools, cores/sleeves, and elastomer tooling.

• Read G‑code and operate CNC, manual, and wire EDM equipment.

• Perform precision toolroom work: polishing, refinish, flat grinding, thread repair, aligning/diagnosing interlocks, and ensuring form/fit/function.

• Lead 5S activities; mentor Tool Maintenance Machinists.

• Provide design feedback to Tool Designers to improve manufacturability.

Composites CNC Machinist — 3rd Shift

• Set up and run 5‑axis CNC machines to produce complex and prototype components.
• Perform program downloads, fixture setup, offset adjustments, and program edits at the machine.
• Interpret and apply GD&T.
• Complete first articles and all dimensional inspection using CMM/OGP and other devices.
• Degate, finish, and visually inspect composite parts.

Experience Requirements by Role

• CNC Lathe Machinist: Minimum 1 year of CNC lathe experience in production (setup, troubleshooting, NC program editing).

• CNC Mill Machinist: Minimum 3 years of CNC machining center experience (setup, troubleshooting, NC program knowledge).

• Toolmaker: Minimum 2 years of tooling experience

• Composites CNC Machinist: Experience with 5-axis CNC machining and GD&T; composite machining preferred.

Required Minimum Qualifications

• This position requires U.S. Person status as defined by applicable law for authorized access to data controlled under the International Traffic in Arms Regulations (ITAR). A U.S. Person includes U.S. Citizens, U.S. Nationals, lawful permanent residents, and workers granted refugee or asylum status in the United States.

Note: This Job Description in no way states or implies that these are the only duties to be performed by the employee occupying this position. Employees will be required to follow any other job-related instructions and to perform any other job-related duties requested by the Supervisor. All requirements are subject to change and updates.

We also provide eligible employees with a competitive benefits package that includes health insurance, flexible spending accounts, health savings account, 401k savings plan, life and disability insurance, tuition assistance and more, to meet the diverse needs of all employees and their family members.

Equal Opportunity Employer:

Greene, Tweed is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, gender, sexual orientation, gender identity, national origin, age, physical or mental disability, veteran status, or any other federally protected class.

Drug Free Workplace:

Greene, Tweed is a Drug Free Workplace. Employment is contingent upon successful completion of a pre-employment drug screening and background investigation subject to federal, state, and local laws.

NOTE: Greene, Tweed is not seeking assistance or accepting unsolicited resumes from search firms for employment opportunities, unless they have a written agreement for the position they are contacting us about. Regardless of past practice, all resumes submitted by search firms to any employee at GT without a valid written search agreement in place for that position will be deemed the sole property of Greene, Tweed, and no fee will be paid in the event the candidate is hired by Greene, Tweed as a result of the referral or through other means.