Mainspring Energy — 74 open roles

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• Staff Technical Program Manager, Software Engineering — Menlo Park — posted 2026-07-29
• Sr. Manager, Business Development & Commercial Analytics — Menlo Park — posted 2026-07-28
• Electrical Engineer - Power Electronics — Menlo Park — posted 2026-07-27
• Mechanical Design Engineer - Electromechanical — Menlo Park — posted 2026-07-25
• Data Center Senior Sales Associate — Menlo Park — posted 2026-07-17
• Senior Commissioning Operations Engineer — Menlo Park — posted 2026-07-16
• Senior Mechanical Engineer - Linear Electromagnetic Machine — Menlo Park — posted 2026-07-14
• Senior Director of Industrialization — Menlo Park — posted 2026-07-13
• Staff Electrical Test Development Engineer - NPI — Menlo Park — posted 2026-07-06
• Senior Director of Federal Affairs — Washington — posted 2026-07-01
• Director of Federal Affairs — Washington — posted 2026-07-01
• Origination Manager — Menlo Park — posted 2026-06-26
• Senior Field Service Analyst — Menlo Park — posted 2026-06-25
• Senior Quality Engineer — Monterrey — posted 2026-06-23
• Senior Mechanical Engineer - Thermal / Fluids Hardware Design — Menlo Park — posted 2026-06-22
• Mechanical Engineer - Thermal / Fluids Hardware Design — Menlo Park — posted 2026-06-22
• Tax Manager — Menlo Park — posted 2026-06-22
• Staff Reliability Engineer, Electrical Systems — Menlo Park — posted 2026-06-18
• Staff Mechanical Engineer - Battery Design — Menlo Park — posted 2026-06-18
• Staff Electrical Systems & Sustaining Engineer — Menlo Park — posted 2026-06-18
• Senior Electrical Systems & Sustaining Engineer — Menlo Park — posted 2026-06-18
• Recruiting Coordinator (Contract) — Menlo Park — posted 2026-06-18
• Fleet Operations & Analytics Engineer — Menlo Park — posted 2026-06-17
• Field Service Operations Supervisor (Salinas, CA) — Salinas — posted 2026-06-15
• Senior Field Service Technician (Ohio) — Columbus — posted 2026-06-15
• Field Service Technician (Ohio) — Columbus — posted 2026-06-15
• Senior Field Service Technician (Stockton, CA or Tracy, CA) — Tracy — posted 2026-06-12
• Field Service Technician (Stockon, CA or Tracy, CA) — Tracy — posted 2026-06-12
• Senior Field Service Technician (Salinas, CA) — Salinas — posted 2026-06-10
• Field Service Technician (Salinas, CA) — Salinas — posted 2026-06-10
• Staff Supplier Quality Engineer - Special Processes — Menlo Park — posted 2026-06-09
• Director, Electrical Strategic Sourcing — Menlo Park — posted 2026-06-05
• Senior Manufacturing Engineer - DFM — Menlo Park — posted 2026-06-05
• Senior Staff Mechanical Engineer - Structures & Alignment — Menlo Park — posted 2026-06-01
• Senior Sales Contracting Manager — Menlo Park — posted 2026-05-29
• Associate Operations Support Specialist II - Nightshift — Menlo Park — posted 2026-05-29
• Senior Buyer/Planner — Menlo Park — posted 2026-05-28
• Senior Mechanical Design Engineer - Electromechanical — Menlo Park — posted 2026-05-26
• Staff Electrical Engineer - Electrical Integration Engineer - Power Conversion System (PCS) Skid — Menlo Park — posted 2026-05-15
• Senior Electrical Engineer - Electrical Integration Engineer - Power Conversion System (PCS) Skid — Menlo Park — posted 2026-05-15
• Senior Software Engineer in Test — Menlo Park — posted 2026-05-13
• Senior Reliability Engineer, Electrical Systems — Menlo Park — posted 2026-05-13
• Reliability Test Engineer, Special Projects — Menlo Park — posted 2026-05-12
• Staff Cloud Platform Software Engineer — Menlo Park — posted 2026-04-28
• Principal Cloud Platform Software Engineer — Menlo Park — posted 2026-04-24
• Principal Software Architect - AI & Security — Menlo Park — posted 2026-04-20
• Senior Manager of Channel Sales — Menlo Park — posted 2026-04-20
• Staff Controls & Automation Engineer — Menlo Park — posted 2026-04-15
• Electrical Engineer - Inverter Systems Integration Engineer, Electrical — Menlo Park — posted 2026-04-10
• Staff Electrical Engineer - Power Electronics — Menlo Park — posted 2026-04-07
• Senior Electrical Engineer - Power Electronics — Menlo Park — posted 2026-04-07
• Senior EH&S Specialist — Menlo Park — posted 2026-03-20
• Senior Field Service Technician — Menlo Park — posted 2026-03-19
• Field Service Technician — Menlo Park — posted 2026-03-19
• Test Engineer, Product Qualification — Menlo Park — posted 2026-03-19
• Senior R&D Mechanical Technician — Menlo Park — posted 2026-03-19
• Senior Sales Engineer — Menlo Park — posted 2026-03-03
• Senior Mechanical Engineer - Frame and Air Spring — Menlo Park — posted 2026-02-28
• Senior Mechanical Design Engineer - Metal Structures — Menlo Park — posted 2026-02-28
• Director of Mechanical Engineering — Menlo Park — posted 2026-02-24
• Staff Engineer - Release Management — Menlo Park — posted 2026-02-20
• Senior Electrical Engineer - Inverter Systems Integration Engineer, Electrical — Menlo Park — posted 2026-02-06
• Environmental Analyst (Permitting & Compliance) — Menlo Park — posted 2026-02-06
• End of Line Technician — Menlo Park — posted 2026-02-05
• Senior Controls & Automation Engineer — Menlo Park — posted 2026-02-04
• Senior Manufacturing Engineer — Menlo Park — posted 2026-02-02
• Staff Technical Program Manager — Menlo Park — posted 2026-01-28
• Mechanical Engineering Manager - Electromechanical — Menlo Park — posted 2026-01-28
• Senior Commissioning Technician — Menlo Park — posted 2026-01-14
• Inventory Associate — Menlo Park — posted 2025-12-10
• Senior Mechanical Engineer – Continuous Improvement for Mechanical Design & Quality Control — Monterrey — posted 2025-09-30
• Staff Mechanical Engineer - Structures & Alignment — Menlo Park — posted 2025-08-13
• Senior Staff Commodity Manager, Mechanical — Menlo Park — posted 2025-05-14
• Senior Staff Mechanical Engineer - Electromechanical — Menlo Park — posted 2025-03-05