Demo

CNC Machinist

Kurt J. Lesker Company
Pittsburgh, PA Full Time
POSTED ON 10/8/2026
AVAILABLE BEFORE 2/3/2027

CNC Mill Machinist

1st, 2nd & 3rd Shift Opportunities | Custom Manufacturing | Tight-Tolerances | Low-Volume | High-Mix Environment

Build Parts That Matter

At Kurt J. Lesker Company, you'll machine precision components used in semiconductor, aerospace, medical, and advanced technology applications around the world. This isn't high-volume production work. Our machinists tackle challenging setups, complex geometries, and custom-engineered parts where skill, accuracy, and problem-solving make a real impact.

How You'll Make an Impact

As a CNC Mill Machinist, you'll set up and operate vertical and horizontal CNC milling machines, machine tight-tolerance metallic and non-metallic components, troubleshoot machining challenges, and collaborate closely with engineers and fellow machinists to deliver exceptional quality parts.

What You'll Do

  • Set up and operate CNC vertical and horizontal milling machines
  • Machine complex parts to tight tolerances
  • Read, interpret, and troubleshoot G-code
  • Apply advanced GD&T knowledge
  • Verify quality using precision inspection tools
  • Collaborate with Engineering, Project Management, and Manufacturing teams
  • Mentor and support less experienced machinists
  • Safely operate overhead cranes and lifting equipment
  • Contribute to process improvements and problem-solving initiatives
  • Other duties involved

Why Machinists Choose KJLC

  • Complex, custom-machined components rather than repetitive production runs
  • Low-volume, high-mix manufacturing environment
  • Opportunity to work on challenging, highly engineered parts
  • Strong collaboration with engineers and project teams
  • Modern machining technologies and tooling
  • Stable, growing company with over 70 years of success
  • Opportunities to develop programming and advanced machining skills
  • Clean, safety-focused manufacturing environment

Our Shop

Our machinists work with:

  • Vertical and Horizontal CNC Mills
  • 3 2 Axis Machining Applications
  • Mastercam Software
  • Tight-Tolerance Precision Components
  • Metallic and Non-Metallic Materials
  • Prototype, Custom, and Low-Volume Production Work

Qualifications

Required

  • 4 years of CNC machining experience in a machine shop environment OR Journeyman certification plus 2 years of machining experience
  • Strong blueprint reading and interpretation skills
  • Advanced understanding of machining principles and milling practices
  • Experience with GD&T
  • Strong math skills including geometry and trigonometry
  • Experience using precision measuring equipment
  • High School Diploma or GED

Preferred

  • 3 2 Axis machining experience
  • Mastercam experience
  • CNC programming experience
  • Associate degree in a related technical field

Hear directly from our machinists about life in our machine shop:
https://youtu.be/nRmcodhB2Gc

Why Kurt J. Lesker Company?

For more than 70 years, Kurt J. Lesker Company has been a global leader in vacuum technology and advanced manufacturing. Our products help enable innovations in semiconductor, aerospace, medical, energy, and research industries worldwide. Here, you'll join a team that values craftsmanship, technical excellence, continuous improvement, and collaboration.

Benefits

  • Medical, Dental, Vision, Life, and Disability Insurance
  • 401(k) with Company Match
  • Paid Time Off
  • Flexible Spending Accounts
  • Employee Recognition Programs
  • On-site Fitness Center
  • Walking Trails and Wellness Programs
  • Electric Vehicle Charging Stations

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 hr@lesker.com or (412) 387‑9200.
#LI-Onsite

Benefits:

  • 401(k)
  • 401(k) matching
  • Dental insurance
  • Employee assistance program
  • Flexible spending account
  • Health insurance
  • Health savings account
  • Life insurance
  • Paid time off
  • Parental leave
  • Referral program
  • Retirement plan
  • Vision insurance

Application Question(s):

  • What is your desired compensation?

Work Location: In person

Salary : $47,167 - $64,199

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