Top Senior Test Engineer Jobs in San Francisco, CA

Validate and characterize high-speed analog and mixed-signal IPs, test chips, and ASIC products. Develop automated lab scripts and 24/7 testing flows, configure devices, operate measurement equipment, analyze results, debug hardware, review PCB and package designs, document test procedures, support reliability and ATE testing, and collaborate with design and system teams.

Owns reliability for complex satellite hardware from concept through production and on-orbit operations. Develops qualification and validation testing, automates test equipment in Python, establishes reliability targets and mission profiles, leads DFMEA and fault-tree analyses, builds reliability models, performs Weibull and physics-of-failure analysis, investigates failures, coordinates destructive analysis, analyzes telemetry, and mentors engineers.

Lead design and execute end-to-end validation for embedded access-control firmware. Build HIL automation, test drivers and middleware, debug hardware/software interactions with lab instruments, validate network/security stacks and communication protocols, mentor junior engineers, and collaborate with hardware and software teams to ensure testability and product reliability.

Design, develop, execute, debug, and maintain Playwright test automation frameworks within an Agile DevOps environment. Assess manual testing for automation opportunities, create test cases and suites, build reusable framework components, integrate tests into Azure DevOps CI/CD pipelines, and support regression, smoke, data integrity, security, accessibility, performance, and cross-browser testing. Collaborate with developers and business analysts on test strategies, acceptance criteria, issue resolution, and automation planning.

Develop, release, and support automated manufacturing test solutions for sensors and ECUs across PCB, module, system, and vehicle levels. Create test scripts, control instruments, capture and analyze test data, collaborate with electrical and software teams, and drive continuous improvement and test coverage.

Serve as the end-to-end Test Director for integrating, verifying, and flight testing Hivemind autonomy on small UAS. Own test readiness and execution, plan and run fly-fix-fly campaigns, set test strategy and success criteria, lead cross-functional teams, manage risk and safety-of-flight, define test infrastructure (SIL/HIL/simulation), approve procedures, document results, and report to leadership and customers.

Lead design, delivery, and sustainment of production testers and calibration stations for aircraft, dock, pod, and subassemblies. Architect electrical/functional testers, implement test automation and data pipelines, define acceptance criteria, debug PCBA-level failures on the floor, and drive measurable improvements in yield, false-fail rate, cycle time, and tester utilization while coordinating cross-functional launches and vendor qualifications.

Lead quality efforts for machine learning products by building scalable test automation, validating models, and ensuring reliability of ML services.

Lead quality engineering for PlayStation services by architecting scalable automated test frameworks (UI, API, integration, system), building CI/CD test pipelines, mentoring SDETs, defining test strategy and metrics, analyzing telemetry and production issues, and driving shift-left testing and quality improvements across teams.

Own and architect a distributed test-orchestration platform for build integrity tests; lead a small engineering team; ensure resilience, reliable task scheduling/execution, result collection, and provide APIs/frameworks for cross-team integration across manufacturing and fleet.

Lead end-to-end flight test campaigns for autonomous delivery aircraft, define system-level objectives and success criteria, assess hardware/software readiness, analyze flight data for anomalies and trends, produce deployment-readiness recommendations, and build automated test tooling to increase test capacity and precision. Collaborate cross-functionally and travel for flight testing.

The Senior ATE Wafer Test Engineer will manage projects with vendors, perform yield analysis, conduct wafer testing, and ensure compliance with manufacturing standards.

The Senior Systems Test Engineer will develop and execute test plans for robotic and racking systems, ensuring safety and reliability. Responsibilities include analyzing engineering specs, building test fixtures, and collaborating with engineering teams.

The Senior Platform System Vehicle Test Engineer will develop and execute vehicle-level testing, analyze system requirements, and report test results while ensuring vehicle safety for autonomous systems.

Develop software, hardware, test plans, instrumentation, and automated calibration solutions for coherent optical transceivers. Characterize optical and electrical performance, define testing requirements, and collaborate with product, firmware, DSP, and engineering teams to improve calibration sequences and product capabilities. The role requires optical communications expertise, test-and-measurement experience, scalable object-oriented software development, and hands-on use of optical and electrical equipment.

Owns test automation and quality efforts for major product areas, including architecting automation frameworks, developing API, UI, and integration tests, and integrating testing into CI/CD pipelines. Leads test strategy, risk analysis, debugging, quality improvements, and release planning. Mentors junior SDETs, reviews test code, analyzes coverage, maintains quality metrics, and drives cross-functional adoption of testing best practices.

Design, build, and manage mechanical test systems from concept through operation to validate vehicle functionality and reliability. Generate test requirements with product and reliability teams, define edge cases from field data, prioritize test activities, maintain test infrastructure, and provide technical guidance to junior engineers while coordinating across structures, aero, embedded, and software teams.

Design and implement automated tests, frameworks, and fixtures for embedded hardware and software. Execute regression, performance, stress, and reliability tests. Build and maintain R&D and production test environments, collaborate to debug firmware and hardware, define testability in design reviews, support manufacturing partners, and enable customers onsite (10-20% travel).

The Senior Propulsion Test Engineer will design and operate test stand infrastructure for jet engine testing, improving test capabilities and ensuring quality metrics are met prior to aircraft integration.

Lead performance and reliability test campaigns for motors, propulsion systems, and actuators. Design and execute electromechanical, thermal, and structural tests; analyze failures; validate models and FEA; develop automated data-acquisition and production test strategies; collaborate with mechanical, electrical, firmware, and manufacturing teams.

Lead quality engineering initiatives by designing, building, and maintaining automated test frameworks and tools for web and native iOS apps. Perform functional, integration, regression, accessibility, API, security, and load testing. Integrate tests into CI/CD, collaborate with stakeholders, and manage test cases and plans using TestRail and JIRA.

Lead development of automated API, UI, and end-to-end tests for a real-time trading platform. Extend AI-assisted test generation, build scalable CI/CD test frameworks for order lifecycles and market-data streams, reduce flakiness, triage failures, mentor engineers, and drive quality and testability across the product.

Lead development and qualification of production PIC test capability, own tester qualification, drive test efficiency/capacity improvements, execute engineering change notices, participate in quality review boards, and collaborate with PIC design, fab, and module teams at the South San Francisco facility.

Lead design validation and test planning for RF avionics products across development, certification, and high-volume production. Build test systems, run end-to-end test campaigns, triage field failures, coordinate cross-functional teams and vendors, and support certification and manufacturing readiness for communication and navigation systems.

Lead quality efforts across backend services, APIs, and customer-facing apps. Design and implement automated test frameworks, build custom tooling and load testing solutions, improve testing pipeline scalability, mentor engineers, and apply GenAI/LLMs to testing and test-generation challenges.