USD 170000–209000/yr

Mechanical Engineering Manager - Electromechanical

United StatesUnited States·Edison,Menlo ParkSalarymid
EngineeringOtherManagementMechanical EngineerTrades & Skilled LaborMechanical Engineering Manager
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Quick Summary

Overview

Company Overview Mainspring Energy is revolutionizing power generation with the world’s most flexible and adaptable local power generation technology, the Mainspring Linear Generator.

Technical Tools
mentoring

Mainspring Energy manufactures and delivers fuel-flexible, low-emissions local power solutions that rapidly add new capacity and deliver reliable, affordable, and sustainable electric power. The company began commercial shipments of its Mainspring Linear Generators in 2020 and today has hundreds of megawatts in advanced development and field operations for leading Fortune 500 companies, data centers, and utilities. Mainspring also partners with global energy leaders including AEP, NextEra Energy Resources, Schneider Electric, and more.

The core values that ground our work, guide our decisions, and connect us together:

  • Pragmatic Optimism
  • Excellence without Ego
  • Proactive Collaboration

Mainspring is seeking a Manager with a focus on designing electrical enclosures and cables while improving functionality and system-level performance. This role will involve not only owning engineering development projects but also taking a leadership role in guiding technical decisions and influencing the design process across teams. You will work with cross-functional teams to ensure that key electrical and mechanical subsystems meet challenging technical requirements from concept through manufacturing launch. You will directly manage engineers, providing leadership while ensuring that all team members work towards a cohesive project goal. Ideal candidates will have a strong combination of technical expertise, leadership abilities, and the drive to solve complex problems in a collaborative environment.

  • Lead ideation and design reviews to develop innovative solutions that enhance performance and reduce cost of the Linear Generator and its electrical subsystems
  • Own the structure, layout, optimization, prototyping, testing, and deployment of electrical enclosures and harnesses
  • Partner with Electrical, Reliability, Test, NPI, Manufacturing, and supplier teams to define design direction, validate solutions, and meet project milestones
  • Oversee execution by setting requirements and coordinating across disciplines to maintain cohesive technical direction
  • Manage and mentor engineers, guiding technical decisions, setting priorities, and supporting professional growth
  • Proactively balance timelines, resources, and risks to ensure consistent delivery on key engineering initiatives
  •  
  • Degree: BS or MS in Mechanical, Electrical, or related engineering field with 11 years of industry experience
  • Proven ownership of electrical enclosure and cable designs, with experience influencing cross-functional teams
  • Deep expertise in sheet metal, mechanical–electrical integration, and design for manufacturability
  • Strong foundation in electrical principles, thermal modeling, and system-level design
  • Proficient in SolidWorks and PDM; experience with CFD/FEA tools (e.g., Ansys) is a plus
  • Demonstrated ability to make technical trade-offs, guide design direction, and deliver complex systems
  • Passion for mentoring engineers and advancing high-impact, low-carbon energy technologies
  • Does your experience not meet all of our posted requirements? Studies have shown that some people are less likely to apply to positions unless they meet every listed requirement. At Mainspring, we are committed to building a diverse, inclusive, flexible, and collaborative environment, so if you want to help us transition the world to clean and affordable electricity, and don’t meet all posted requirements for a particular role, we’d still love to hear from you. Mainspring can sometimes be flexible enough to shift responsibilities for the right person, or otherwise identify open or upcoming roles that may better fit your professional background.

    In more traditional words, Mainspring Energy, Inc 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, or protected veteran status and will not be discriminated against on the basis of disability.

    This compensation and benefits information is based on Mainspring Energy's estimate as of the date of publication and may be modified in the future. We generally do not negotiate on salary once we have made an offer. The level of pay within the range will depend on a variety of job-related factors that may include location, relevant prior experience and/or education, or particular skills and expertise. New hires joining the company tend to be paid within the starting base pay range noted above, with opportunities to increase pay over time based on development of additional skills, competencies, and company-specific knowledge.

    Location & Eligibility

    Where is the job
    Edison, United States
    On-site at the office
    Who can apply
    US
    Listed under
    United States

    Listing Details

    Posted
    January 28, 2026
    First seen
    March 26, 2026
    Last seen
    June 24, 2026

    Posting Health

    Days active
    89
    Repost count
    0
    Trust Level
    42%
    Scored at
    June 24, 2026

    Signal breakdown

    freshnesssource trustcontent trustemployer trust
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    Mechanical Engineering Manager - ElectromechanicalUSD 170000–209000