×
Register Here to Apply for Jobs or Post Jobs. X

Principal Mechanical Engineer

Job in Irvine, Orange County, California, 92713, USA
Listing for: MKS Inc.
Full Time position
Listed on 2026-09-22
Job specializations:
  • Engineering
    Mechanical Engineer, Product Engineer
Salary/Wage Range or Industry Benchmark: 130000 - 200000 USD Yearly USD 130000.00 200000.00 YEAR
Job Description & How to Apply Below

A Day in Your Life at MKS:

As a Principal Mechanical Engineer at Newport / MKS Instruments, you will partner with;
Irvine Systems Engineering {Product Engineering, Test & Measurement, Project Management, and Product Marketing}, Systems Assembly, NPO {shaping and coating} to; plan, conceptualize, design, document, lead design reviews, ,define, execute, and summarize FEA analysis including Structural-Thermal-Optical Performance and sensitivity, submit Engineering Change Orders, procure and test high precision opto-mechanical products, tooling and fixtures. You will have the opportunity to work with a multi-disciplined team supporting the design and documentation of new and existing products for the semiconductor fabrication industry, as well as deliver robust, repeatable fixturing and tooling used to manufacture high precision optics and optical assemblies.

In this role, you will report to the Irvine Central Mechanical Engineering manager.

A Day in Your Life at MKS:

As a Principal Mechanical Engineer at Newport / MKS Instruments, you will partner with;
Irvine Systems Engineering {Product Engineering, Test & Measurement, Project Management, and Product Marketing}, Systems Assembly, NPO {shaping and coating} to; plan, conceptualize, design, document, lead design reviews, ,define, execute, and summarize FEA analysis including Structural-Thermal-Optical Performance and sensitivity, submit Engineering Change Orders, procure and test high precision opto-mechanical products, tooling and fixtures. You will have the opportunity to work with a multi-disciplined team supporting the design and documentation of new and existing products for the semiconductor fabrication industry, as well as deliver robust, repeatable fixturing and tooling used to manufacture high precision optics and optical assemblies.

In this role, you will report to the Irvine Central Mechanical Engineering manager.

You Will Make an Impact By:
  • Utilizing ANSYS to define, execute, and summarize FEA analysis including Structural-Thermal-Optical Performance (STOP) and sensitivity analysis.
  • Utilizing NX and Solid Works to analyze, design and document mechanical systems, equipment, fixturing, and packaging
  • Conducting feasibility studies and testing new and modified designs including RSS Tolerance analysis and FEA
  • Manage multiple projects supporting different areas of design such as product and production support, fabrication, cleaning, coating, and testing of optics and opto-mechanical assemblies in a high paced production environment
  • Reverse engineer, model, document, procure and assemble production equipment and tooling
  • Lead assigned tasks through the entire process of defining deliverables to implementation
  • May direct support personnel in the preparation of detailed design, design testing, and prototype
  • Travel Requirements: 0-5% of Travel is required.
Skills You Bring:
  • Requires a Bachelor of Science in Engineering degree
  • 7 or more years of related experience in the design of; tooling, fixtures and/or systems incorporating robust and repeatable precision mechanisms.
  • 5 or more years of related experience in FEA analysis with iterative design feedback
  • Competent with ANSYS FEA software as a design analysis tool
  • Familiarity with metal fabrication methods including CNC, lathe, and EDM required.
  • Competent with all aspects of both Solid Works and NX CAD software as design and documentation tools.
  • Ability to perform tolerance analysis to verify fit and function of designs for DFM/DFA.
  • Able to mentor Junior to senior level engineers with engineering analysis, mechanical design, and project deliverables.
Preferred

Skills:
  • Experience with Laser systems and precision optical components in a production environment is a plus.
  • Understanding of optical design and software such as ZEMAX is a plus.
  • Experience with;
    Solid Works PDM vault, Agile, and SAP would be a plus
  • A balance of engineering analytical skills {statics, vibration, material selection, kinematic mounting, combined with hands-on experiences and a proven track record of bringing multiple metrology tools in production environment.
  • Familiarity with motion control, optical power generation, and detection instrumentation is a plus
  • MS degree or equivalent advanced training is a plus
  • Strong communication skills, technical writing skills, project management skills and analytical skills
  • Demonstrated success developing products in cross-functional environments
  • Experience with complex high-precision opto-mechanical components.
  • Strong experience in DFMEA; must be…
To View & Apply for jobs on this site that accept applications from your location or country, tap the button below to make a Search.
(If this job is in fact in your jurisdiction, then you may be using a Proxy or VPN to access this site, and to progress further, you should change your connectivity to another mobile device or PC).
 
 
 
Search for further Jobs Here:
(Try combinations for better Results! Or enter less keywords for broader Results)
Location
Increase/decrease your Search Radius (miles)
0
200
Filters
Education Level
Experience Level (years)
Posted in last:
Salary