Mainspringenergy

Director of Mechanical Engineering

Mainspringenergy · Menlo Park, CA

Posted about 2 months ago

or apply directly on Mainspringenergy's site. We never take the application ourselves.

Is this posting real?

This role has been open
64 days
Mainspringenergy's roles stay open a median of 65 days
Reposted
No
Salary listed
No
0% of Mainspringenergy's roles list one
Ghost-job risk at Mainspringenergy
high
74 stale, 1 reposted of 86 open
Hiring momentum
120 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-10-08

Measured from postings appearing on and disappearing from Mainspringenergy's own lever board since 2026-08-04. Full hiring picture for Mainspringenergy.

About this role

The Director of Mechanical Engineering at Mainspring Energy is a hands-on leadership role focused on guiding mechanical engineering teams in developing and refining hardware solutions for low-emissions power generation. The position involves leading subsystem teams, fostering technical leadership, and ensuring high-quality decision-making under uncertainty while scaling product development processes. The ideal candidate should have experience in dynamic environments, balancing process with creative engineering.

Our read on this posting2.0out of 5
benefits
1/5
freshness
1/5
career value
4/5
role clarity
4/5
pay transparency
0/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Mainspringenergy as an employer.

What you need

  • Experience in a startup or high-growth hardware environment
  • Hands-on mechanical engineering leadership
  • Ability to lead managers and senior engineers
  • Experience in taking a product from early development into production
  • Familiarity with design, test, manufacturing, reliability, and field-learning cycles

Worth weighing

  • No specific salary range provided
  • Role emphasizes hands-on involvement rather than pure management
  • Expectations for adapting responsibilities may vary based on candidate fit

Summarised from Mainspringenergy's posting. Read the full original.

Listed by Mainspringenergy on their lever job board, last confirmed open on 2026-10-08. PitchMeAI is not the employer.

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