# Staff Software Controls Engineer - Site Control at Mainspring Energy

- Company: Mainspring Energy
- What the company does: Local power generation for data centers, utilities, industrial & enterprise applications. Fuel-flexible, fast to deploy, high-efficiency, low NOx power. Backed by General Catalyst and Khosla.
- Company website: https://www.mainspringenergy.com/
- Type: Startups
- Level: Senior
- Location: Menlo Park, CA
- Work setup: On-site
- Pay: $162K to $190K base salary per year (USD)
- Posted: 2026-08-05
- Apply by: 2026-10-08
- Apply: https://jobs.lever.co/mainspringenergy/77ee8d7c-e247-43f3-b8db-44507bae8bdb
- Page: https://www.1752.vc/careers/jobs/mainspring-energy-staff-software-controls-engineer-site-control/

## About the role

Mainspring Energy is seeking a highly skilled Staff Controls Software Engineer to develop and test the critical software that integrates our Linear Generators into global energy infrastructure. As an individual contributor (IC) within a high-performing Scrum team, you will focus on building commercial-grade site control systems, ensuring seamless integration with Microgrids, Distributed Energy Resources (DERs), and utility-scale power plants.

## What they're looking for

- Industry Experience: 8+ years of hands-on experience in commercial power generation , industrial automation, or utility-scale energy projects
- Deep Protocol Knowledge: Proven track record of developing and testing control logic for complex power sites (e.g., microgrids, large-scale solar + storage). Expert-level proficiency in OPC-UA , MQTT, Modbus, and DNP3 within secure industrial environments
- Grid Interconnection Standards: Experience with grid interconnection standards (e.g., IEEE 1547, UL 1741)
- Cybersecurity Frameworks: Knowledge of cybersecurity frameworks for industrial control systems (e.g., NERC CIP)
- Technical Communication: Ability to create clear technical documentation and system diagrams that bridge the gap between industrial hardware and modern software

Tags: Off product SW and Data Sys Engr