Mainspring Energy jobs

98 open roles at Mainspring Energy, pulled directly from their own career page. Apply directly, no account required.

Mechanical Upgrades Technician
Mainspring Energy · Menlo Park, CA
2026-10-01 LeverUpgrades
Sustaining Controls Engineer
Mainspring Energy · Menlo Park, CA
2026-10-01 LeverOn product SW and Sys Engr
Corporate Paralegal
Mainspring Energy · Remote
2026-09-30 LeverLegal
Electrical Upgrades Technician
Mainspring Energy · Menlo Park, CA
2026-09-30 LeverUpgrades
Corporate FP&A Analyst
Mainspring Energy · Menlo Park, CA
2026-09-23 LeverFinance
Senior Field Service Technician
Mainspring Energy · Menlo Park, CA
2026-09-23 LeverO&M - Operations and Maintenance
Field Service Technician
Mainspring Energy · Menlo Park, CA
2026-09-23 LeverO&M - Operations and Maintenance
Senior Embedded Software Engineer
Mainspring Energy · Menlo Park, CA
2026-09-22 LeverOn product SW and Sys Engr
Embedded Software Engineer
Mainspring Energy · Menlo Park, CA
2026-09-22 LeverOn product SW and Sys Engr
Warehouse Operations Analyst
Mainspring Energy · Menlo Park, CA
2026-09-22 LeverSupply Chain
Staff Mechanical Engineer, Sealing Systems
Mainspring Energy · Menlo Park, CA
2026-09-18 LeverMechanical Engr
Senior Reaction Controls Engineer
Mainspring Energy · Menlo Park, CA
2026-09-17 LeverOn product SW and Sys Engr
Principal Electrical Engineer - Power Plant Integration Lead
Mainspring Energy · Menlo Park, CA
2026-09-17 LeverElectrical Engineering
Staff Electrical Engineer - Power Plant Integration Lead
Mainspring Energy · Menlo Park, CA
2026-09-17 LeverElectrical Engineering
Senior Staff Electrical Engineer - Power Plant Integration Lead
Mainspring Energy · Menlo Park, CA
2026-09-17 LeverElectrical Engineering
Electrical Engineer, Electronics Design
Mainspring Energy · Menlo Park, CA
2026-09-16 LeverElectrical Engineering
Senior Field Service Technician (Long Island, NY)
Mainspring Energy · Long Island, NY
2026-09-15 LeverO&M - Operations and Maintenance
Field Service Technician (Long Island, NY)
Mainspring Energy · Long Island, NY
2026-09-15 LeverO&M - Operations and Maintenance
Staff Technical Program Manager - Factory & Supply Chain Scale
Mainspring Energy · Menlo Park, CA
2026-09-09 LeverOperational Tech and Sys
Associate Operations Support Specialist II
Mainspring Energy · Remote
2026-09-09 LeverO&M - Operations and Maintenance
Field Service Engineer
Mainspring Energy · Menlo Park, CA
2026-09-09 LeverO&M - Operations and Maintenance
Senior Supply Chain Project Manager, R&D/NPI Electrical
Mainspring Energy · Menlo Park, CA
2026-09-08 LeverSupply Chain
Mechanical Drafter - CAD
Mainspring Energy · Monterrey, Nuevo León
2026-09-03 LeverMechanical Engr
Senior Package R&D Technician
Mainspring Energy · Menlo Park, CA
2026-09-03 LeverProduct Testing
Electrical R&D Technician
Mainspring Energy · Menlo Park, CA
2026-09-03 LeverProduct Testing
Field Service Manager
Mainspring Energy · Menlo Park, CA
2026-09-03 LeverO&M - Operations and Maintenance
Director of Origination - Public Power
Mainspring Energy · Remote
2026-09-02 LeverBusiness Development Sales
Senior Originator - Public Power
Mainspring Energy · Remote
2026-09-02 LeverBusiness Development Sales
Cost Engineer
Mainspring Energy · Menlo Park, CA
2026-09-02 LeverSupply Chain
Senior Machinist / R&D Specialist
Mainspring Energy · Menlo Park, CA
2026-08-31 LeverNPI - New Product Introduction
Electronics Returns & Repair Manager
Mainspring Energy · Menlo Park, CA
2026-08-27 LeverUpgrades
Senior DevOps Engineer
Mainspring Energy · Menlo Park, CA
2026-08-26 LeverOff product SW and Data Sys Engr
Manager, Technical Writing Team
Mainspring Energy · Menlo Park, CA
2026-08-26 LeverOperational Tech and Sys
Senior Software Engineer in Test
Mainspring Energy · Menlo Park, CA
2026-08-24 LeverOn product SW and Sys Engr
R&D Test Engineer
Mainspring Energy · Menlo Park, CA
2026-08-21 LeverProduct Testing
Senior/Staff Materials Process Engineer
Mainspring Energy · Menlo Park, CA
2026-08-18 LeverMechanical Engr
Staff Electrical Engineer, Electronics Design
Mainspring Energy · Menlo Park, CA
2026-08-14 LeverElectrical Engineering
Senior Electrical Engineer, Electronics Design
Mainspring Energy · Menlo Park, CA
2026-08-14 LeverElectrical Engineering
Staff Materials and Process Engineer
Mainspring Energy · Menlo Park, CA
2026-08-13 LeverMaterials Engineering
Senior Materials and Process Engineer
Mainspring Energy · Menlo Park, CA
2026-08-13 LeverMaterials Engineering
Director, Reliability Engineering
Mainspring Energy · Menlo Park, CA
2026-08-12 LeverProduct Testing
Senior Embedded Software Manager
Mainspring Energy · Menlo Park, CA
2026-08-11 LeverOn product SW and Sys Engr
Embedded Software Manager
Mainspring Energy · Menlo Park, CA
2026-08-11 LeverOn product SW and Sys Engr
Director of Channel Sales
Mainspring Energy · Menlo Park, CA
2026-08-11 LeverBehind the Meter Sales
Senior Software Engineering Manager
Mainspring Energy · Menlo Park, CA
2026-08-11 LeverOff product SW and Data Sys Engr
Principal Mechanical Engineer
Mainspring Energy · Menlo Park, CA
2026-08-06 LeverMechanical and Structural Systems
Senior Staff Mechanical Engineer
Mainspring Energy · Menlo Park, CA
2026-08-06 LeverMechanical and Structural Systems
Senior Mechanical Engineer
Mainspring Energy · Menlo Park, CA
2026-08-06 LeverMechanical and Structural Systems
Mechanical Engineer
Mainspring Energy · Menlo Park, CA
2026-08-06 LeverMechanical and Structural Systems
Director, Regulatory
Mainspring Energy · Menlo Park, CA
2026-08-05 LeverLegal
Staff Software Controls Engineer - Site Control
Mainspring Energy · Menlo Park, CA
2026-08-05 LeverOff product SW and Data Sys Engr
Senior Modeling & Simulation Engineer: Controls Integration
Mainspring Energy · Menlo Park, CA
2026-08-05 LeverOn product SW and Sys Engr
Staff CFD Modeling Engineer
Mainspring Energy · Menlo Park, CA
2026-08-05 LeverOn product SW and Sys Engr
Staff Mechanical Engineer
Mainspring Energy · Menlo Park, CA
2026-08-05 LeverMechanical and Structural Systems
Staff Reliability Engineer
Mainspring Energy · Menlo Park, CA
2026-08-05 LeverProduct Testing
Vice President, Financial Planning & Analysis
Mainspring Energy · Menlo Park, CA
2026-08-05 LeverFinance
Staff Manufacturing Process Engineer
Mainspring Energy · Menlo Park, CA
2026-08-03 LeverNPI - New Product Introduction
Senior Staff, Contract Manufacturing & Strategic Partnerships
Mainspring Energy · Menlo Park, CA
2026-07-31 LeverSupply Chain
Senior Account Executive, Industrial
Mainspring Energy · Houston, TX
2026-07-31 LeverBehind the Meter Sales
Senior Sales Development Associate
Mainspring Energy · Menlo Park, CA
2026-07-31 LeverSales Enablement
Staff Software Test and Automation Engineer
Mainspring Energy · Menlo Park, CA
2026-07-30 LeverOn product SW and Sys Engr
Staff Technical Program Manager, Software Engineering
Mainspring Energy · Menlo Park, CA
2026-07-29 LeverOperational Tech and Sys
Senior Failure Analysis Engineer
Mainspring Energy · Menlo Park, CA
2026-07-29 LeverQuality
Electrical Engineer - Power Electronics
Mainspring Energy · Menlo Park, CA
2026-07-27 LeverElectrical Engineering
Mechanical Engineer - Electromechanical
Mainspring Energy · Menlo Park, CA
2026-07-25 LeverElectromechanical
Staff Reliability Engineer, Electrical Systems
Mainspring Energy · Menlo Park, CA
2026-06-18 LeverProduct Testing
Staff Mechanical Engineer - Battery Design
Mainspring Energy · Menlo Park, CA
2026-06-18 LeverElectromechanical
Fleet Operations & Analytics Engineer
Mainspring Energy · Menlo Park, CA
2026-06-17 LeverO&M - Operations and Maintenance
Senior Field Service Technician (Salinas, CA)
Mainspring Energy · Salinas, CA
2026-06-10 LeverO&M - Operations and Maintenance
Field Service Technician (Salinas, CA)
Mainspring Energy · Salinas, CA
2026-06-10 LeverO&M - Operations and Maintenance
Staff Supplier Quality Engineer - Special Processes
Mainspring Energy · Menlo Park, CA
2026-06-09 LeverQuality
Director, Electrical Strategic Sourcing
Mainspring Energy · Menlo Park, CA
2026-06-05 LeverSupply Chain
Senior Manufacturing Engineer - DFM
Mainspring Energy · Menlo Park, CA
2026-06-05 LeverNPI - New Product Introduction
Senior Buyer/Planner
Mainspring Energy · Menlo Park, CA
2026-05-28 LeverSupply Chain
Senior Mechanical Engineer - Electromechanical
Mainspring Energy · Menlo Park, CA
2026-05-26 LeverElectromechanical
Senior Reliability Engineer, Electrical Systems
Mainspring Energy · Menlo Park, CA
2026-05-13 LeverProduct Testing
Principal Software Architect - AI & Security
Mainspring Energy · Menlo Park, CA
2026-04-20 LeverOn product SW and Sys Engr
Senior Manager of Channel Sales
Mainspring Energy · Menlo Park, CA
2026-04-20 LeverBehind the Meter Sales
Staff Controls & Automation Engineer
Mainspring Energy · Menlo Park, CA
2026-04-15 LeverOn product SW and Sys Engr
Electrical Engineer - Inverter & Grid Integration
Mainspring Energy · Menlo Park, CA
2026-04-10 LeverElectrical Engineering
Staff Electrical Engineer - Power Electronics
Mainspring Energy · Menlo Park, CA
2026-04-07 LeverElectrical Engineering
Senior Electrical Engineer - Power Electronics
Mainspring Energy · Menlo Park, CA
2026-04-07 LeverElectrical Engineering
Director of Customer Success
Mainspring Energy · Menlo Park, CA
2026-03-23 LeverO&M/Commercial
Test Engineer, Product Qualification
Mainspring Energy · Menlo Park, CA
2026-03-19 LeverProduct Testing
Senior Mechanical R&D Technician
Mainspring Energy · Menlo Park, CA
2026-03-19 LeverProduct Testing
Senior Sales Engineer
Mainspring Energy · Menlo Park, CA
2026-03-03 LeverProject Delivery
Director of Mechanical Engineering
Mainspring Energy · Menlo Park, CA
2026-02-24 LeverMechanical Engr
Staff Mechanical Design Engineer - Electromechanical
Mainspring Energy · Menlo Park, CA
2026-02-12 LeverElectromechanical
Staff Electrical Engineer - Inverter & Grid Integration
Mainspring Energy · Menlo Park, CA
2026-02-11 LeverElectrical Engineering
Senior Electrical Engineer - Inverter & Grid Integration
Mainspring Energy · Menlo Park, CA
2026-02-06 LeverElectrical Engineering
End of Line Technician
Mainspring Energy · Menlo Park, CA
2026-02-05 LeverProduct Testing
Senior Controls & Automation Engineer
Mainspring Energy · Menlo Park, CA
2026-02-04 LeverOn product SW and Sys Engr
Senior Staff Technical Program Manager
Mainspring Energy · Menlo Park, CA
2026-01-28 LeverOperational Tech and Sys
Mechanical Engineering Manager - Electromechanical
Mainspring Energy · Menlo Park, CA
2026-01-28 LeverElectromechanical
Senior Commissioning Technician
Mainspring Energy · Menlo Park, CA
2026-01-14 LeverCommissioning Technician, Hourly
Inventory Associate
Mainspring Energy · Menlo Park, CA
2025-12-10 LeverSupply Chain
Senior Mechanical Engineer – Continuous Improvement for Mechanical Design & Quality Control
Mainspring Energy · Monterrey, Nuevo León
2025-09-30 LeverMechanical Engr
Senior Staff Mechanical Engineer - Electromechanical
Mainspring Energy · Menlo Park, CA
2025-03-05 LeverElectromechanical