Top Test Engineer Jobs

Develops and maintains automated testing frameworks, scripts, and harnesses for functional, regression, integration, and performance testing. Integrates tests into CI/CD pipelines, analyzes failures, documents defects, supports manual testing, and collaborates with developers to improve coverage and quality. The role also contributes to requirements reviews, design discussions, sprint planning, and QA best practices. It is fully onsite in a Herndon SCIF and requires an active TS/SCI clearance with polygraph.

Leads advanced testing and validation of aerospace systems and components, including test planning, procedures, reporting, equipment use, and technical problem solving. Mentors early-career engineers, oversees program milestones, represents Test Engineering with senior stakeholders, and serves as a prime technical contact on major programs. Requires expertise in test engineering methods and active Top Secret clearance.

Owns test equipment reliability by developing performance dashboards, analyzing interruptions and test failures, leading TPM and root-cause investigations, and establishing preventive and predictive maintenance plans. Manages calibration and maintenance schedules, supports technicians and production teams, and drives continuous improvement to improve equipment uptime, utilization, and reliability.

Leads development and implementation of product test strategies and complete test systems. Designs, builds, commissions, and documents test equipment; writes test software; coordinates cross-functional teams; manages project costs and timelines; explores testing technologies; and mentors engineers and technicians. Collaborates with design engineering to develop effective test specifications and supports transition of products and processes from prototype to production.

Tests medical-device systems software through manual and automated test plans, functional and performance testing, workflow analysis, defect diagnosis, configuration management, and documentation. Collaborates with engineering and quality teams to verify technical and regulatory requirements, improve product quality, and maintain test automation frameworks and reusable libraries.

Leads software and infrastructure engineering for a network test automation platform. Provides technical direction, architects scalable changes, and drives complex programs across cloud, on-premises, data center, operating system, hypervisor, and networking environments. Establishes AI-assisted engineering governance, secure validation practices, automation standards, observability, telemetry, and CI/CD improvements. Collaborates with technical teams, vendors, and other platforms to modernize infrastructure, mitigate risk, and promote reusable engineering frameworks.

Design and build scalable testing frameworks, performance and stress-testing harnesses, distributed load-generation tools, and fault-injection pipelines for high-scale data connectors. Validate ingestion workflows across AWS, Azure, Kubernetes, streaming systems, queues, and APIs under extreme concurrency, degraded networks, schema changes, and authentication failures.

Designs and maintains hardware and firmware HIL test systems for low-power embedded products. Develops and executes system, regression, and firmware verification tests; diagnoses issues using electronic lab equipment; automates workflows with CI; and partners across hardware, firmware, and cloud teams to resolve defects. The role also includes PCB design, fixture assembly, soldering, prototype fabrication, formal reporting, requirements traceability, and quality process improvement under ISO 9001 and ISO 13485.

Develops GPU-based real-time scene-generation software and embedded C/C++ systems for RTCIL and HWIL test laboratories. Leads test-equipment architecture, hardware/software integration, laboratory startup, sensor and scene injection, and 6-DoF model integration into test-as-you-fly environments. Responsibilities include troubleshooting, sustaining laboratory capabilities, requirements development, documentation, design reviews, and multidisciplinary coordination. The role is fully onsite in Chandler, Arizona and requires an active Secret clearance.

Develop and maintain large-scale software- and hardware-in-the-loop testing frameworks for autonomous vehicle systems. Build CI pipelines, automated regression suites, log-mining tools, and performance dashboards. Lead root-cause analysis, safety requirement gap assessments, fault injection, and validation of safety-critical monitors. The role requires extensive Python development, test automation, Linux and networking knowledge, and collaboration on safety and release sign-off.

Leads development of large-scale software and hardware-in-the-loop testing frameworks for autonomous vehicle systems. Designs CI pipelines, regression automation, log-mining tools, and performance dashboards; performs safety requirement gap analysis and validates safety-critical monitors. Conducts root-cause analysis for system failures and provides technical mentorship. The role requires deep HIL/SIL expertise, Python development, real-time systems knowledge, and experience with automated testing infrastructure.

Build, debug, and maintain ECU test setups and automation in onsite labs. Run electrical, environmental, EMC, reliability, and cold-weather validation tests; document results; investigate failures with cross-functional engineering teams; and track issues to closure. Develop Python-based test tools and use AI to accelerate test development and analysis. Support validation planning across current and next-generation autonomous vehicle platforms.

Design and deploy automated test infrastructure for PCBAs, subsystems, and high-power converter systems. Own test strategy, coverage, fixtures, instrumentation, automation, deployment, calibration, regression, and sustainment. Develop high-voltage bidirectional test cells, functional fixtures, fault-injection rigs, and production-ready test stations. Partner with design and manufacturing teams to improve observability, yield, reliability, and test scalability.

Own diagnostic software testing and integration across vehicle subsystems, simulation environments, hardware-in-the-loop benches, and production vehicles. Develop automated Python and Pytest test cases, execute regression and vehicle-level testing, perform physical fault injection, analyze logged data, and troubleshoot root causes with software and development teams. The role also defines requirements-traced test cases and streamlines testing across software, hardware, and vehicle environments.

Develop and maintain automated functional safety test frameworks for LabCar, vehicle, and HIL environments. Implement fault-injection testing for steer-by-wire and brake-by-wire systems, analyze test results, and build reporting pipelines for requirement traceability and coverage. Collaborate with functional safety, systems, software, hardware, integration, and program teams to align testing with software releases and safety objectives across automotive domains.

Leads development and deployment of automated RF test systems for automotive connectivity and access ECUs. Designs conducted and OTA test setups, controls RF instrumentation, integrates firmware, hardware, and software, and develops Python automation. Owns test requirements, calibration, validation, reliability, manufacturing deployment, documentation, and sustaining across technologies including Wi-Fi, Bluetooth, cellular, UWB, NFC, and GNSS.

Entry-level RF test automation engineer in a two-year rotational program. Responsibilities include developing and executing RF test procedures, performing measurements, automating instrument control and data processing, validating test hardware and software, documenting results, troubleshooting defects, and supporting product transfer from engineering to production. The role requires an electrical or computer engineering degree, lab equipment experience, programming coursework or project experience, and eligibility to obtain a government security clearance.

Build and maintain hardware-in-the-loop test benches for autonomous vehicle electronics, including ECUs, sensors, production compute units, and drive-by-wire systems. Develop sensor simulation and hardware fault-injection suites, automate Python and C++ regression testing in CI/CD pipelines, and perform ISO 26262 requirements-based verification. Investigate hardware-software interface defects, communication anomalies, and bus timing issues with engineering teams.

Own the full lifecycle of interceptor special test equipment, including requirements, architecture, mechanical and electrical design, hardware build, automated testing, integration, qualification support, and production deployment. Design fixtures, racks, harnesses, instrumentation, HIL systems, and acceptance stations. Lead hands-on debugging, data acquisition, factory commissioning, configuration control, maintenance, and rate scaling for LRIP and production environments.

Architect and lead a unified software testing and simulation framework for mission-critical lunar systems. Build scalable unit, integration, system, HIL, and SIL testing infrastructure; establish global testing standards, automation, CI/CD pipelines, quality metrics, and governance. Support large-scale mission simulations, fault injection, telemetry analysis, and distributed test environments while collaborating with international engineering teams. The role requires software engineering expertise, aerospace or safety-critical testing experience, and familiarity with ITAR/EAR data-sharing requirements.

Develop embedded test automation for medical robotic systems, including hardware-in-the-loop infrastructure, firmware testing, manufacturing tools, device programming, calibration, diagnostics, and CI/CD integration. Collaborate with embedded software, electrical, systems, manufacturing, and quality teams while building Python automation for component, integration, regression, and fault-injection testing.

Develop and maintain reusable software frameworks and automation for spacecraft testing, including SIL, HITL, environmental, radiation, integration, and field-test systems. Integrate testing into continuous integration workflows, control laboratory equipment, manage test data and configuration, and support test racks and facilities. Partner with engineering teams to validate releases, investigate anomalies, perform root-cause analysis, and ensure reliable, reproducible test environments across multiple flight programs.

Build and own a reusable software platform for hardware testing, including equipment interfaces, automated test sequencing, synchronized data acquisition, live monitoring, fault handling, operator tools, and post-test analysis. Integrate instruments, sensors, controllers, and custom electronics while supporting reliable operation across multiple test stands. Collaborate with multidisciplinary engineering teams during hardware bring-up, test campaigns, and root-cause investigations, establishing software testing, deployment, version control, configuration management, and documentation practices.

Develop and maintain automated testing frameworks for web applications, including functional, regression, integration, and end-to-end suites. Validate fixed-income calculations, trade data, APIs, databases, and backend systems using Python and SQL. Integrate tests into GitLab CI or Jenkins pipelines, troubleshoot Linux-based environments, investigate defects, and collaborate with engineering, product, QA, and DevOps teams. Experience with FIX Protocol and financial trading systems is preferred.

Designs, builds, and operates hardware-in-the-loop test systems for spacecraft and telescope subsystems. Develops automated test frameworks, simulation environments, fault-injection scenarios, and CI/CD test integrations. Performs system-level validation, hardware bring-up, instrumentation-based debugging, and cross-disciplinary troubleshooting across electrical, mechanical, embedded, and software systems. Defines test plans and participates in design reviews to improve testability, reliability, and system robustness.