Staff Electrical Engineer — Power Plant Integration Lead

Job overview

The Staff Electrical Engineer — Power Plant Integration Lead role is onsite in Menlo Park, CA, with a stated annual salary range of $181,000–$213,000. The role supports Mainspring Energy’s expansion from commercial microgrids to utility-scale power plants and data centers. The engineer owns the technical architecture and integration of modular power skids and broader power plant sites, translating system concepts into production-ready designs. The work coordinates internal engineering and operations teams with external design and manufacturing partners to deliver scalable, configurable power solutions.

What you'll do

• Own engineering of modular power integration skids from concept through validation and manufacturing release
• define skid-level power topology and integrate generators, inverters, transformers, switchgear, and energy storage
• make hardware, layout, thermal, environmental, manufacturability, and serviceability decisions
• coordinate requirements across electrical, mechanical, project delivery, operations, software controls, and supply chain
• manage external design and manufacturing partners
• drive production readiness, cost targets, and design-to-cost trade-offs
• develop a site configuration tool for inverter and skid selection.

What we're looking for

Skills & competencies

staff electrical engineer

power plant integration

power systems

modular skids

utility-scale power

data centers

inverters

energy storage

manufacturing readiness

menlo park ca

mainspring energy

$181k–$213k/year

Work arrangement

• Weekend coverage required

Benefits & perks

• Pre-IPO company equity through Restricted Stock Units (RSUs) and benefits.

Why this role

The role owns modular skid architecture and supplier coordination for utility-scale and data-center power sites; compensation includes pre-IPO company equity through RSUs and benefits.

About the employer

Mainspring Energy is hiring for this role. Industry: Engineering Services. Sector: 54.