# Senior Staff Software Test & Automation Engineer 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: $160K to $190K base salary per year (USD)
- Posted: 2026-10-09
- Apply by: 2026-11-23
- Apply: https://jobs.lever.co/mainspringenergy/27a478b3-399e-486f-a762-b6266c10eebf?utm_source=1752vc&utm_medium=careers
- Page: https://www.1752.vc/careers/jobs/mainspring-energy-senior-staff-software-test-and-automation-engineer/

## About the role

Mainspring Energy has fundamentally redefined onsite power generation. Our breakthrough product—the Mainspring Linear Generator (LGen)—is a completely new category of energy technology. Distinct from an engine, turbine, or fuel cell, the LGen directly converts straight-line motion into electricity using a low-temperature, non-combustion thermochemical reaction. Found on 1752vc Careers, the job board for startup and VC roles.

## What they're looking for

- Experience & Education: Bachelor’s degree in Computer Science or a related field with 16+ years of professional experience, or a Master’s degree with 15+ years in an SDET, Embedded Test, or Software Engineering role
- Technical Versatility: Strong hands-on software development experience in Python and C++, with the flexibility to navigate, debug, and contribute to diverse codebases (including Bash scripting) as the project requires
- DevOps & Infrastructure: Experience working with containerization and orchestration tools such as Docker, Kubernetes, and configuration management via Ansible
- Industry Tooling: High proficiency with common industry test and development workflows like Jira, Xray, GitLab, or equivalent tools

Tags: On product SW and Sys Engr

Source: 1752vc Careers, https://www.1752.vc/careers/jobs/mainspring-energy-senior-staff-software-test-and-automation-engineer/