Mechanical Engineer III

Kurt J. Lesker Company (KJLC) is seeking an  experienced Mechanical Engineer  to drive the design and development of advanced mechanical systems, including vacuum chambers and subassemblies. In this  high-impact  role, you’ll take ownership of projects from  concept  through  production  applying sound engineering judgment across fabrication, installation, operation, and optimization. You’ll have the  autonomy  to solve complex problems,  influence technical direction , and lead initiatives where needed. 

Partnering closely with Sales, Product Management,  R&D , Engineering, Manufacturing, and Assembly/Test, you’ll play a key role in shaping  next-generation  deposition equipment. 

• Title: Mechanical Engineer III
• Type of Employment: Full-Time
• Location: Jefferson Hills, PA
• Division/Department: Process Equipment Division /Engineering
• Reports To: Engineering Manager

Key Job Elements: 

• Take ownership of projects—planning timelines, budgets, and deliverables  
• Design and detail mechanical components for KJLC products in line with established standards  
• Develop and manage Bills of Material (BOMs) within the ERP system  
• Partner with Sales, Product Management, and R&D to translate requirements into practical designs  
• Collaborate with internal machine shop and external vendors to optimize manufacturability and cost  
• Build, assemble, and test prototypes and subassemblies  
• Drive cost reduction and improve production efficiency and delivery performance  
• Support manufacturing through design for cost, quality, and scalability  
• Travel domestically as needed 

Qualifications: 

Required 

• Bachelor’s degree in Mechanical Engineering  
• Strong 3D CAD experience 
• Expert level GD&T skills 
• Minimum five (5) years experience in mechanical design 

Preferred 

• Two (2) years experience with Solid Edge or other mid-range modeling package 
• Three (3) years PVD, CVD, or ALD vacuum system design experience 

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
• 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 [email protected] or (412) 387‑9200.
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