Software Development Engineer in Test I
Relativity · Long Beach, California, United States
About this role
**Software Development Engineer in Test I — Relativity Space (TRADE team)** Relativity Space is building rockets to connect humanity to space and the universe beyond. The Vehicle Software team develops safety-critical software for Terran R, including a distributed, real-time control system designed for extreme conditions—then tests, releases, and deploys it at a rapid pace. As an **SDET I** on the **TRADE** team, you’ll execute well-defined testing and release tasks under senior engineer guidance, building skills to take on greater release ownership over time. **What you’ll do** - Execute assigned testing and release tasks following documented procedures (with review from senior engineers) - Write and maintain **Python** scripts to automate release validation steps and artifact handling (with mentorship) - Help validate and publish **release candidates** from multiple software teams (e.g., flight and embedded software) - Coordinate with developers, systems engineers, test operators, and integration teams on day-to-day release and testing needs - Support **Run-for-Record** campaigns: prepare environments, capture results, and store test artifacts - Assist with post-release deployment validation and basic troubleshooting - Learn and contribute to **CI/CD** and pre-release testing improvements - Organize release documentation and support data reviews as directed **About you** - **0–1 years** of professional experience (new grads welcome). Internship/co-op/academic project experience in software, systems, or test engineering is a plus - Basic Python scripting ability (coursework, personal projects, internships, or professional experience) - Basic awareness of **CI/CD** concepts and workflows - Eagerness to learn software release and test engineering processes and follow established procedures closely - Strong attention to detail and documentation habits - Good communication skills and ability to work well with guidance - Comfortable working under deadlines while staying precise and thorough **Nice to have (not required)** - Exposure to aerospace, launch vehicles, or other high-reliability/safety-critical systems - Familiarity with Conda, GitLab CI/CD, Git/version control, or artifact repositories - Exposure to hardware-in-the-loop (HITL) testing, simulation environments, or systems integration - Interest in data analysis, root cause investigation, or quality/release audits - Coursework or interest in electrical/systems/software engineering applied to physical/hardware systems
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