Senior SDET - Automation Architect for Scalable Testing

Mainspringenergy; Edison (CA); On-site; USD 120,000 - 180,000; Full time

Job summary

Mainspring Energy in California is seeking an experienced SDET to build and run automated testing systems, validating complex hardware/software integrations, and ensuring product quality. You will design scalable test frameworks, contribute to CI/CD pipelines, and collaborate with developers to implement robust test strategies in a fast-growing engineering team.

Candidates should have a strong background in Python and C++, with 5+ years in software testing; the role offers impact across the

Qualifications

• Bachelor’s degree in Computer Science or a related field with 6+ years of professional experience, or a Master’s degree with 5+ years in an SDET or Software Engineering role.
• Strong hands‑on experience developing in Python and C++, with the ability to navigate diverse codebases.

Responsibilities

• Architect Automation: Design and scale robust test frameworks and CI/CD integrations.
• System Validation: Create workflows to validate complex hardware/software integrations and resolve system-level bottlenecks.
• Root Cause Analysis: Lead failure analysis and risk mitigation to ensure test stability and environment reliability.
• Strategic Coverage: Drive risk-based testing strategies to ensure comprehensive coverage of all critical-path functionalities.

Skills

Python

C++

Automation

CI/CD

Test Frameworks

AI tooling

Education

Bachelor’s degree in Computer Science or related field

Master’s degree in related field (preferred for 5+ years in SDET/Software Eng role)

Tools

Git

CI/CD pipelines

Job description

Mainspring Energy in California is seeking an experienced SDET to build and run automated testing systems, validating complex hardware/software integrations, and ensuring product quality. You will design scalable test frameworks, contribute to CI/CD pipelines, and collaborate with developers to implement robust test strategies in a fast-growing engineering team.

Candidates should have a strong background in Python and C++, with 5+ years in software testing; the role offers impact across the