Company · 95 open roles

Careers at Mainspringenergy

Mainspringenergy has 95 active roles on ResuMinder right now. Score your CV instantly and use the ResuMinder extension to apply in seconds — no manual form-filling.

Active roles
95

Refreshed continuously

Median salary
$122,263–$146,441

Across active listings

Top of band reaches $300,000 for senior tracks.
Hottest cities
Menlo Park, CA75Menlo Park, California, United States8Not specified3Salinas, CA2Brooklyn, New York, United States2Long Island, NY2Monterrey, Nuevo León2The Bronx, New York, United States1

All open roles

95 positions at Mainspringenergy

Recruiting Coordinator

Mainspringenergy·Menlo Park, California, United States

OnsiteContract86d ago

Recruiting Coordinator at Mainspringenergy. Location: Menlo Park, California, United States. Role: coordinating interviews, scheduling candidates, hosting candidates Requirements: Coordinating high-volume interviews, managing candidate logistics, using an ATS, strong communicatio…

Fleet Operations & Analytics Engineer

Mainspringenergy·Menlo Park, CA

OnsiteFull-time$109,000–$123,000/year111d ago

About Mainspring 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 Generato…

O&M - Operations and Maintenance

Senior Field Service Technician (Salinas, CA)

Mainspringenergy·Salinas, CA

OnsiteFull-time$35–$50/hour118d ago

About Mainspring 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 Generato…

Job OverviewO&M - Operations and Maintenance

Field Service Technician (Salinas, CA)

Mainspringenergy·Salinas, CA

OnsiteFull-time$26–$35/hour118d ago

About Mainspring 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 Generato…

Job OverviewO&M - Operations and Maintenance

Staff Supplier Quality Engineer - Special Processes

Mainspringenergy·Menlo Park, CA

OnsiteFull-time$136,000–$160,000/year119d ago

About Mainspring 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 Generato…

The Ideal CandidateQuality

Director, Electrical Strategic Sourcing

Mainspringenergy·Menlo Park, CA

OnsiteFull-time$188,232–$221,450/year122d ago

Job Overview We are seeking a Director, Electrical Strategic Design Sourcing to build and lead the electrical commodity supply chain function. Reporting to the VP of Supply Chain, this role directs a team of commodity managers and program resources, owns the departmental budget, …

Supply Chain

Director, Electrical Strategic Sourcing

Mainspringenergy·Menlo Park, California, United States

RemoteFull Time86d ago

Director, Electrical Strategic Sourcing at Mainspringenergy. Location: Menlo Park, California, United States. Role: building team, directing sourcing, negotiating contracts Requirements: Bachelor's in electrical engineering or supply chain required; 20+ years across electrical en…

Senior Manufacturing Engineer - DFM

Mainspringenergy·Menlo Park, CA

OnsiteFull-time$116,000–$136,000/year122d ago

About Mainspring 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 Generato…

What you'll bringWhat Sets You ApartNPI - New Product Introduction

Senior Buyer/Planner

Mainspringenergy·Menlo Park, CA

OnsiteFull-time$84,000–$115,000/year131d ago

About Mainspring 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 Generato…

Supply Chain

Senior Mechanical Engineer - Electromechanical

Mainspringenergy·Menlo Park, CA

OnsiteFull-time$140,250–$165,000/year133d ago

About Mainspring 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 Generato…

Mechanical EngrElectromechanical

Senior Reliability Engineer, Electrical Systems

Mainspringenergy·Menlo Park, CA

OnsiteFull-time$126,000–$148,320/year146d ago

About Mainspring 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 Generato…

QualificationProduct Testing

Principal Software Architect - AI & Security

Mainspringenergy·Menlo Park, CA

OnsiteFull-time$227,500–$280,000/year168d ago

About Mainspring 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 Generato…

What You’ll DoWhat You BringWhat Principal Level Means at MainspringOn product SW and Sys Engr

Staff Controls & Automation Engineer

Mainspringenergy·Menlo Park, CA

OnsiteFull-time$146,000–$185,000/year173d ago

About Mainspring 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 Generato…

On product SW and Sys Engr

Electrical Engineer - Inverter & Grid Integration

Mainspringenergy·Menlo Park, CA

OnsiteFull-time$124,950–$147,000/year178d ago

About Mainspring 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 Generato…

BonusElectrical Engr

Electrical Engineer, Inverter Systems Engineer

Mainspringenergy·Menlo Park, California, United States

OnsiteFull Time178d ago

Electrical Engineer, Inverter Systems Engineer at Mainspringenergy. Location: Menlo Park, California, United States. Role: Lead sizing, Troubleshoot issues, Tune parameters Requirements: 3+ years in power inverters or power conversion; BS/MS in Electrical Engineering; HV experien…

Senior Electrical Engineer, Power Electronics

Mainspringenergy·Menlo Park, California, United States

OnsiteFull Time181d ago

Senior Electrical Engineer, Power Electronics at Mainspringenergy. Location: Menlo Park, California, United States. Role: Design hardware, Bring-up designs, Troubleshoot hardware Requirements: Bachelor’s degree in Electrical Engineering; 5+ years in power electronics; hardware de…

Director of Mechanical Engineering

Mainspringenergy·Menlo Park, California, United States

OnsiteFull Time86d ago

Director of Mechanical Engineering at Mainspringenergy. Location: Menlo Park, California, United States. Role: lead engineers, oversee subsystems, mitigate risks Requirements: 18+ years hardware engineering leadership; experience in high-volume, at-scale environments; 15–30 engin…

Electrical Engineer, Inverter Systems Engineer - Senior to Staff

Mainspringenergy·Menlo Park, California, United States

OnsiteFull Time241d ago

Electrical Engineer, Inverter Systems Engineer - Senior to Staff at Mainspringenergy. Location: Menlo Park, California, United States. Role: Integrate inverters, Troubleshoot hardware, Configure inverters Requirements: Bachelor’s or Master’s in Electrical Engineering; 5+ years fo…

Software Engineer

MainspringEnergy·Menlo Park, California, United States

RemoteFull Time86d ago

Software Engineer at MainspringEnergy. Location: Menlo Park, California, United States. Role: developing software, analyzing needs, designing systems Requirements: Develop and modify software applications, analyze user needs and software requirements, design and optimize systems,…

sourcing Engineer

MainspringEnergy·Menlo Park, California, United States

RemoteFull Time86d ago

sourcing Engineer at MainspringEnergy. Location: Menlo Park, California, United States. Role: identifying suppliers, negotiating contracts, analyzing markets Requirements: Bachelor's degree in supply chain or related field, 3+ years sourcing/procurement experience, proficiency wi…

Software Engineer

MainspringEnergy·Brooklyn, New York, United States

OnsiteFull Time86d ago

Software Engineer at MainspringEnergy. Location: Brooklyn, New York, United States. Role: developing software, analyzing needs, designing systems Requirements: Design, develop, modify, and analyze software applications; collaborate with analysts and engineers; apply engineering a…

Registered Nurse

MainspringEnergy·The Bronx, New York, United States

OnsiteFull Time86d ago

Registered Nurse at MainspringEnergy. Location: The Bronx, New York, United States. Role: assessing patients, administering medications, maintaining records Requirements: Provide nursing care, assess patient health, implement care plans, maintain records, administer medications; …

Manufacturing Engineer

MainspringEnergy·Brooklyn, New York, United States

OnsiteFull Time86d ago

Manufacturing Engineer at MainspringEnergy. Location: Brooklyn, New York, United States. Role: designing systems, troubleshooting problems, improving processes Requirements: Design, integrate, and improve manufacturing systems; troubleshoot product and operational issues; apply c…

Tech stack signals

What Mainspringenergy hires for

Most-requested skills across active job descriptions.

O&M - Operations and MaintenanceJob OverviewSupply ChainOn product SW and Sys EngrThe Ideal CandidateQualityWhat you'll bringWhat Sets You ApartNPI - New Product IntroductionMechanical EngrElectromechanicalQualification