Mainspring Energy careers
Mainspring Energy is hiring: 70 open roles as of November 14, 2026, 11% remote, 43% of them senior level. Posted pay runs $109k–$200k. The roles ask most for Python, C++ and Docker.
Which of Mainspring Energy’s 70 roles fit you?
Pick your team. landed reads each role against your resume and applies to the ones that fit.
- Sr. Field Quality InspectorMenlo Park
- Senior Mechanical Engineer – Continuous Improvement for Mechanical Design & Quality ControlMonterrey
- Senior Simulation EngineerMonterrey
- Mechanical Engineer - Thermal / Fluids Hardware DesignMenlo Park
- End of Line TechnicianMenlo Park
Mainspring Energy develops and manufactures linear generators that convert fuel into electricity. The company focuses on providing clean energy solutions that enhance power generation efficiency.
Mainspring Energy is inEnergy
Open roles
70
Founded
2010
Headcount
522
Remote roles
11%
Hiring now · checked today
Mainspring Energy has 70 roles open right now.
landed applies to the ones that fit you on Mainspring Energy's own site, the hour they go live.
landed · Mainspring Energyautopilot on
Sr. Field Quality Inspector
Menlo Park, CA
Senior Mechanical Engineer – Continuous Improvement for Mechanical Design & Quality Control
Monterrey, Nuevo León
Senior Simulation Engineer
Monterrey, Nuevo León
70 open
Open roles at Mainspring Energy
Checked on Mainspring Energy’s careers page
Sr. Field Quality Inspector
Mainspring Energy
Menlo Park, CA
Sr. Field Quality Inspector
Menlo Park, CA
Pay not posted
1d ago
Senior Mechanical Engineer – Continuous Improvement for Mechanical Design & Quality Control
Mainspring Energy
Monterrey, Nuevo León
Senior Mechanical Engineer – Continuous Improvement for Mechanical Design & Quality Control
Monterrey, Nuevo León
Pay not posted
4d ago
Senior Simulation Engineer
Mainspring Energy
Monterrey, Nuevo León
Senior Simulation Engineer
Monterrey, Nuevo León
Pay not posted
5d ago
Mechanical Engineer - Thermal / Fluids Hardware Design
Mainspring Energy
Menlo Park, CA
Mechanical Engineer - Thermal / Fluids Hardware Design
Menlo Park, CA
$119k–$165k
5d ago
End of Line Technician
Mainspring Energy
Menlo Park, CA
End of Line Technician
Menlo Park, CA
$58k–$77k
1w ago
Senior Executive Assistant
Mainspring Energy
Menlo Park, CA
Senior Executive Assistant
Menlo Park, CA
$128k–$150k
3w ago
Controls Engineer - Electrical Systems Control
Mainspring Energy
Menlo Park, CA
Controls Engineer - Electrical Systems Control
Menlo Park, CA
$104k–$123k
3w ago
Senior Sustaining Controls Engineer
Mainspring Energy
Menlo Park, CA
Senior Sustaining Controls Engineer
Menlo Park, CA
$139k–$163k
3w ago
Apply to Mainspring Energy with landed
Mainspring Energy hires through Lever. landed applies on Mainspring Energy’s own Lever form, with your résumé tailored and every question answered for the role.
- 1Add your résumé and the roles you want
- 2landed picks the Mainspring Energy roles that fit you
- 3It applies on Lever. Review each one first if you like
11% remote
Mainspring Energy remote jobs
11% of Mainspring Energy’s open roles are remote. These are the remote roles open now, read from Mainspring Energy’s own careers page.
Staff Power Systems Site Integration Engineer
Mainspring Energy
Remote
Staff Power Systems Site Integration Engineer
Remote
$135k–$159k
4w ago
Staff Project Engineer - Grid Scale
Mainspring Energy
Remote
Staff Project Engineer - Grid Scale
Remote
$135k–$159k
4w ago
Senior Project Manager - Grid Scale
Mainspring Energy
Remote
Senior Project Manager - Grid Scale
Remote
$135k–$159k
4w ago
Fleet Operations & Analytics Engineer
Mainspring Energy
Remote
Fleet Operations & Analytics Engineer
Remote
$130k–$153k
6w ago
Associate Operations Support Specialist II
Mainspring Energy
Remote
Associate Operations Support Specialist II
Remote
$46k–$54k
9w ago
Director of Origination - Public Power
Mainspring Energy
Remote
Director of Origination - Public Power
Remote
$167k–$191k
10w ago
Senior Originator - Public Power
Mainspring Energy
Remote
Senior Originator - Public Power
Remote
$145k–$170k
10w ago
Posted pay
Mainspring Energy salary by role
Across Mainspring Energy’s postings that list pay, the middle of the range runs $109k–$200k. The highest posted range right now is $285k–$335k for Vice President, Electrical Engineering. Ranges are base pay as the company posts it.
| Role | Postings with pay | Posted range |
|---|---|---|
| Vice President, Electrical Engineering | 1 | $285k–$335k |
| Director, Reliability Engineering | 1 | $200k–$265k |
| Principal Mechanical Engineer | 1 | $210k–$247k |
| Staff Mechanical Engineer, Sealing Systems | 1 | $172k–$230k |
| Senior Staff Mechanical Engineer | 1 | $186k–$225k |
| Senior Staff Controls Software Engineer | 1 | $189k–$223k |
| Senior Embedded Software Manager | 1 | $185k–$220k |
| Senior Engineering Manager | 1 | $187k–$220k |
landed applies. You interview.
Let landed apply to Mainspring Energy for you
landed fills Mainspring Energy’s own application with your profile and writes every answer for the role. 10 free auto-applies, no card.
Frequently asked
Is Mainspring Energy hiring right now?
Yes. Mainspring Energy has 70 open roles live on its own careers page today, and the list above refreshes daily.
Does Mainspring Energy hire remote?
About 11% of Mainspring Energy’s open roles are remote. The rest are based in its offices, including Menlo Park, US.
What does Mainspring Energy pay?
Across the Mainspring Energy postings that list pay, the middle of the range runs $109k–$200k.
How do I apply to Mainspring Energy?
Mainspring Energy takes applications on Lever. Every role above links to Mainspring Energy’s own application. Or let landed apply for you: it fills the company’s form with your profile and writes the answers for each role.
Jobs like these at other companies
Similar companies hiring
More companies hiring in Menlo Park
Company data updated