CNC Apprentice Trainer

The CNC Apprentice Trainer  is responsible for training Machinist Apprentices in the fundamentals of machining through hands-on instruction and mentorship. The CNC Apprentice Trainer  will guide apprentices in the setup and operation of manual and CNC machine tools, the inspection and measurement of finished components, and the completion of NIMS certification projects. Through practical, real-world training, apprentices will develop the skills needed to manufacture precision parts while building a strong foundation in machining best practices and quality standards. 

Key Job Elements: 

• Train and mentor Machinist Apprentices in machining fundamentals, safe work practices, blueprint reading, G-code interpretation, and the production of quality machined components 
• Develop apprentice knowledge and proficiency in manual machining operations, CNC machining, and related manufacturing processes
• Provide instruction on geometric dimensioning and tolerancing (GD&T) and ensure its proper application in manufacturing operations
• Support apprentices in troubleshooting machining issues, identifying root causes, and implementing process improvements
• Promote and enforce KJLC safety standards, including the safe and proper use of overhead cranes and lifting equipment
• Ensure compliance with all company policies, procedures, quality standards, and safety requirements
• Communicate effectively and provide clear verbal and written guidance to apprentices and team members
• Foster a culture of continuous learning, craftsmanship, quality, and operational excellence within the machine shop
• Perform other duties as assigned

Qualifications: 

Required 

• Advanced Mathematical skills 
• Ability to teach entry level machinist apprentice how to read and understand measuring devices 
• Ability to teach entry level machinist apprentice how to understand blueprints and shop drawings 
• Ability to teach entry level machinist apprentice proper procedures and safety 

Preferred 

• 8 to 15 years of on-the-job experience as a machinist 

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 lesker.applytojob.com or Show phone number. 

 

 
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