Senior SDET - Embedded Linux Automation & API Testing

Blacksky Holdings LLC

Tukwila (WA)

Hybrid

USD 145,000 - 165,000

Full time

2 days ago

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Benefits offered by this job

Medical, dental, vision benefits

401(k) retirement plan with company  匹

Employee stock purchase program

Job summary

BlackSky is seeking a Senior Software Test Engineer (SDET) to design and implement automated test frameworks for our real-time, space-based software platforms. You will build reusable Python test code, simulators, and CI/CD integrations, focusing on embedded Linux environments and complex cross-component workflows.

The ideal candidate has 6+ years in software testing, strong Python expertise, and experience with API/CLI tests and test automation tools.

Qualifications

Six+ years of experience as a Software Test Engineer, Automation Engineer, or SDET.
Bachelor's degree in a relevant field or equivalent (4 years additional experience).
Strong proficiency in Python and building automation frameworks.

Responsibilities

Design, develop, and maintain automated test frameworks and tools using Python, targeting embedded Linux systems.
Build and maintain Python test cases and libraries, with opportunities to develop tooling for device automation and visibility.
Monitor nightly automated test runs, analyze failures, and provide actionable insights via Jira/XRay, Slack, and CI/CD pipelines.
Troubleshoot and diagnose issues within the embedded Linux system, examining system logs and device telemetry, and verify fixes with developers.
Perform targeted manual testing for new features, complex regressions, and defect reproduction when automation isn't feasible.
Validate functional behavior, edge cases, and system workflows across distributed components.
Document test frameworks, automation patterns, test cases, expected outcomes, and reproduction steps for defects.
Support and improve internal Python-based test applications and tools used in daily verification workflows.
Ensure adequate test coverage for new features, releases, and high-risk areas.
Contribute to continuous improvement of automation tooling and testing strategies.
Assist in readiness of builds for deployment and release.