CNC Machinist

Job Description Job Description As a CNC Machinist at Kurt J. Lesker Company , you’ll manufacture precision , engineered‑to‑order components where accuracy, craftsmanship , and problem‑solving matter. In this hands‑on role, you’ll set up and operate vertical and horizontal CNC milling machines , machining complex metallic and non‑metallic parts to tight tolerances .
This position is ideal for an experienced CNC Machinist who enjoys challenging work, collaborating with engineering, and producing high‑quality custom parts in a low‑volume, high‑mix manufacturing environment .

Take a minute to hear from our team about life in our machine shop : Machine Shop Testimonials.

Job Details:
Shift: 1st, 2nd & 3rd (Monday - Friday)
Type of Employment: Full-time
Location: Jefferson Hills, PA
Division/Department: Manufacturing/Machine Shop
Reports to: CNC Supervisor
Key Responsibilities:
Perform complex machining operations on CNC milling machines (vertical and horizontal)
Read, understand, and troubleshoot G‑code
Mentor and support other machinists in resolving complex machining challenges
Apply extensive knowledge of Geometric Dimensioning & Tolerancing (GD&T)
Produce quality parts efficiently while meeting production schedules
Verify conformance of finished parts using precision measuring instruments
Collaborate with Machinists, Engineers, and Project Managers to solve problems and improve processes
Safely operate overhead cranes and lifting equipment
Maintain compliance with safety, quality, and shop standards
Perform other duties as assigned
Qualifications Required :
4 + years of CNC machining experience in a machine shop environment
OR completion of Journeyman papers plus 2 years of experience
Advanced knowledge of CNC machining techniques and milling practices
Strong machinist math skills, including trigonometry and geometry
Proficient in reading and interpreting blueprints, shop drawings, and GD&T
Proficient with precision measuring tools
Ability to bend, stoop, squat, twist, and lift up to 60 lbs unassisted
High School Diploma or GED
Preferred:
Experience with 3+2 axis machining
Experience using Mastercam
CNC programming experience or capability
Associate’s degree in a related technical field
Benefits and Awards:
Insurance & Financial: Comprehensive Medical, Vision, Dental, Life, and Disability Insurance; 401K Match; Flexible Spending Plan
Work-Life Balance: Paid Time Off; Employee Engagement and Sustainability Programs
Recognition: PBT’s Best Places to Work; Business Ethics Award; Advanced Manufacturing Award
Compensation: Competitive Wages
Why Kurt J. Lesker Company:
Kurt J. Lesker Company is a global leader in vacuum technology and advanced manufacturing, supporting critical industries such as semiconductor, aerospace, medical, and optical. With more than 70 years of innovation, we offer employees the opportunity to contribute to cutting‑edge technologies in a collaborative, mission‑driven environment.

We offer: Competitive compensation
Comprehensive medical, dental, vision, life, and disability insurance
401(k) with employer match
Paid time off and employee recognition programs
On‑site gym, wellness programs, and walking trails
Electric vehicle charging stations and sustainability initiatives
A collaborative, people‑first culture
Kurt J. Lesker Company is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. KJLC is committed to providing reasonable accommodations for persons with disabilities unless doing so would result in undue hardship. If you need a reasonable accommodation for any part of the employment process, please contact Human Resources at View email address on click.appcast.io or View phone number on click.appcast.io.

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