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Staff Software Test Engineer

Mainspring Energy

Salary not specified
Dec 17, 2025
Menlo Park, CA, US
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Mainspring Energy is looking to solve the problem of revolutionizing power generation with flexible and adaptable local power generation technology, targeting a net-zero carbon grid.

Requirements

  • Experience testing in embedded systems, networking, IoT with real time operating systems, and controls
  • Experience with automation using Python, bash, and C++
  • Experience with Docker, Kubernetes, and Ansible
  • Have used common test tools like Jira, Xray, GitLab, or similar
  • Demonstrated experience in test planning, test execution, and automation in quality assurance

Responsibilities

  • Develop test plans, test cases, and traceability matrices
  • Test system design, build automation, and software development
  • Write technical test approaches, failure analysis, risk mitigation, and maintaining tests
  • Debug and diagnose issues found in testing and supporting other teams
  • Ensure comprehensive test coverage and risk analysis

Other

  • Onsite at Menlo Park HQ
  • Pre-IPO stock options + benefits
  • Equal Opportunity Employer, considering applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status
  • Location, relevant prior experience and/or education, or particular skills and expertise may affect pay
  • New hires joining the company tend to be paid within the starting base pay range noted above, with opportunities to increase pay over time