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Mainspring Energy1 week ago

Senior Staff Mechanical Engineer - Structures & Alignment

On-site · Menlo Park, California, United States

Type
Full Time
Level
Senior Level
Education
Bachelors Degree
Company size
Unknown

Job Summary

Senior Staff Mechanical Engineer – Structures & Alignment responsible for leading structural design and alignment strategy for critical components, designing and validating bolted joints under cyclic and thermal loading, and developing GD&T/tolerance strategies. Owns 3D CAD (SolidWorks) and structural FEA (ANSYS or equivalent), models structural behavior under vibration and thermal gradients, plans durability testing, and translates test/field data into improved design standards. Partners with Electrical, Controls, and Manufacturing to ensure scalable robustness. Located in Menlo Park, CA, with a focus on high-vibration, high-cycle environments and cross-functional collaboration to deliver robust mechanical systems for the Mainspring Linear Generator. Key qualifications include a Mechanical Engineering degree with BS + 12 years or MS + 10 years experience, proficiency in SolidWorks, FEA/CFD skills, experience with manufacturing processes, and a track record of leading design lifecycles and root-cause investigations. Commitment to clean energy and sustainable solutions.

Required Qualifications

  • Degree in Mechanical Engineering or a similar engineering field from an accredited institution
  • Minimum: BS + 12 years experience or MS + 10 years experience
  • Delivered products as a technical lead through 3+ full design lifecycles from concept to manufacturing support
  • Experience with high vibration environments and large cyclic loading
  • Expertise in bolted joints, thermal effects on structures, and vibration environments
  • Fluent in SolidWorks or similar CAD; CAD version control with PDM preferred
  • Hands-on mechanical prototyping, testing, and engineering analysis (FEA, CFD, thermal analysis, tolerance stack-ups)
  • Knowledge of materials, manufacturing processes (sheet metal, welding, casting), and DFM
  • Strong problem-solving, communication, and cross-functional collaboration skills
  • Ability to work independently, manage multiple projects, and mentor others
  • Passion for clean energy and sustainability
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Mainspring Energy

Senior Staff Mechanical Engineer - Structures & Alignment

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