500 senior software test engineer jobs at 235 companies in Washington, DC

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Software Test Engineer
Annapolis Junction, Maryland, United States
$87k-$198k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
5+ YOE5+ years software development and testing experience with Python and React, developing unit/integration tests, integrating test frameworks into CI/CD, experience on UNIX/Linux, Secret clearance, and Bachelor's degree or 8+ years of software engineering experience.
Python, React, Pytest, Jest, Playwright, faker, Black, Mypy, Pylint, Ruff, Prettier, tsc, ESLint, Husky, Redux, Zustand, Docker Compose, Postgres, PGAdmin, Mongo, Compass, CI/CD, APIs, UNIX, Linux
2w
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Senior Software Test Development Engineer
Fort Meade, Maryland, United States
$200k-$240k/yr OnsiteFull Time
VTG
VTG: Provides engineering and digital modernization solutions for national security.
US citizen with TS/SCI with Poly, bachelor’s in engineering or computer science, experience as a software test development engineer, strong C++ skills, Python and Shell scripting, Docker/Kubernetes, CI/CD and automated testing.
C++, Python, Shell, Docker, Kubernetes
1mo
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Software Test Engineer
Annapolis Junction, Maryland, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
5+ YOE5+ years software development and testing experience; proficiency with Python and React; experience building unit/integration tests and integrating tests into CI/CD; UNIX/Linux familiarity; Secret clearance; bachelor’s degree or 8+ years of experience.
Python, React, Pytest, Jest, Playwright, faker, Black, Mypy, Pylint, Ruff, Prettier, tsc, Eslint, Husky, Redux/Zustand, Docker Compose, Postgres, PGAdmin, Mongo, Compass, UNIX, Linux, CI/CD
1mo
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Senior Software Test Engineer
Chesapeake or Beavercreek or Colorado Springs or Washington or Virginia
OnsiteFull Time
Frontier Technology
Frontier Technology: Advanced engineering and data services for defense agencies.
5+ YOEU.S. citizen with active DoD Secret clearance and TS/SCI eligibility, BS in STEM, 5+ years QA or software development, Playwright and JS/TypeScript expertise, CI/CD pipeline experience, strong debugging and communication skills.
Playwright, TypeScript, JavaScript, LLM, GitHub Actions, GitLab CI, Jenkins, Azure DevOps (ADO), GCP, AWS, Azure, Docker, Kubernetes
2mo
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Senior Test Software Engineer
McKinney or Arlington
$87k-$165k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: Provides advanced aerospace and defense systems and services.
5+ YOEU.S. citizenship and active DoD Secret clearance required. STEM degree with 5+ years' relevant experience (or advanced degree with 3+ years). Experience with C/C++, C#, NI LabVIEW, NI TestStand, ATE development, test integration, and troubleshooting.
C, C++, C#, NI LabVIEW, NI TestStand, ATE, Test Program Set (TPS), Git, GitHub, Windows, Linux, Wind River vxWorks, Wind River Workbench, Wind River Tornado, Xilinx Vivado, Xilinx SDK, FTP, JTAG, FPGA, Agile
2mo
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Senior Test Automation Software Engineer
Laurel, Maryland, United States
$100k-$245k/yr OnsiteFull Time
Johns Hopkins University Applied Physics Laboratory
Johns Hopkins University Applied Physics Laboratory: Conducts research and engineering for national security and space.
5+ YOEBS in engineering field, expertise in C++, C, Python, 5+ years developing embedded/test/devops software, CI/CD (GitLab/Bamboo), container/virtualization, test automation and SCM (Git); able to obtain security clearance and U.S. citizenship required.
C++, C, Python, CI/CD, GitLab, Bamboo, Git, RTOS, VXWorks, Embedded Linux, TDD
3w
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Senior Software Test Engineer
Lanham, Maryland, United States
$80k-$128k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
US citizen/permanent resident; degree with corresponding years of experience (HS+12,Assoc+10,Bachelors+8,Masters+6); ability to obtain/maintain MBI clearance; mastery in software testing; experience with test plans, reporting, and leading test engineers; hands-on with Jira and Xray.
Jira, Xray, Atlassian, GitHub, Selenium, UiPath, QTP, HP-UFT, Rational Functional Teste, Jmeter, Junit, Parasoft, SOAPUI, INFOConnect, Pegasus, Databricks, PySpark, Java, SQL, XML, Freedom Scientific JAWS, ZoomText, Dragon Naturally Speaking
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Software Test Engineer
United States or Boston or Lanham
$106k-$196k/yr HybridFull Time
Revolution Space
Revolution Space: Building advanced in-space propulsion systems for satellites.
7+ YOEBachelor's in a technical discipline, 7+ years experience (≥4 years in software testing), V&V familiarity, requirements management experience (MS Excel, DOORS), ability to obtain U.S. government clearance/ITAR compliance, strong communication skills.
Microsoft Excel, DOORS, Python
3w
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Senior Software Test Engineer
Lanham, Maryland, United States
$80k-$128k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
6+ YOEAbility to obtain MBI clearance, 6+ years testing experience (various degree/experience combinations accepted), mastery in software testing, leadership across Agile/Waterfall/Hybrid, Jira/Xray and test automation tool experience.
Jira, Xray, Atlassian, GitHub, Selenium, UiPath, QTP, Jmeter, Junit, Parasoft, SOAPUI, INFOConnect, Pegasus, Databricks, PySpark, Java, SQL, XML, Freedom Scientific JAWS, ZoomText, Dragon Naturally Speaking
1mo
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Senior Software Test Engineer
Arlington, Virginia, United States
$97k-$140k/yr OnsiteFull Time
Two Six Technologies
Two Six Technologies: Develops cybersecurity and data systems for national security missions.
5+ YOE5+ years software testing with web automation exposure (Selenium/Playwright/Cypress), 3+ years API/integration testing, UNIX/Linux and SQL experience, understanding of networking/distributed systems, strong technical writing, Bachelor’s or equivalent experience, eligible for TS/SCI.
Selenium, Playwright, Cypress, UNIX, Linux, SQL, Docker, vSphere, Ansible, AWS, Bash, Python, JavaScript, OpenLayers, CesiumJS
2w
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Senior Software Test Development Engineer
Fort Meade, Maryland, United States
OnsiteFull Time
VTG
VTG: Provides force modernization and digital transformation for defense agencies.
US citizen with TS/SCI+Poly, Bachelor’s in engineering or CS, strong C++ development, Python and Shell scripting, test automation, CI/CD, Docker/Kubernetes experience, debugging and systems integration skills.
C++, Python, Shell, Docker, Kubernetes
3w
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Staff Test Software Engineer
Linthicum, Maryland, United States
$169k-$254k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
12+ YOEBachelor's in STEM, U.S. citizenship, ability to obtain Top Secret/SCI, 12+ years software development on embedded real-time systems, Python experience, testing and debugging skills, Linux/Windows experience.
Python, Tcl/Tk, C++, Jenkins, Robot Framework, VS Code, Linux, Windows, Jira, Confluence, Bitbucket
1mo
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Senior Software Engineer in Test
Reston, Virginia, United States
HybridFull Time
CertiPath
CertiPath: High-assurance digital identity and access management software provider.
7+ YOEU.S. citizenship and ability to obtain government clearance; 7+ years automation testing; 5+ years Pytest and Django; Linux, Docker, Kubernetes, CI/CD integration experience; Playwright and API testing; Jira/Zephyr; bachelor's degree.
Pytest, Django, Linux, Docker, Kubernetes (K8s), Jenkins, GitHub Actions, GitLab CI, Playwright, Jira, Zephyr, GitHub Copilot, VS Code
2d
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Senior Software/System Test Engineer (Remote)
Sterling, Virginia, United States
$40-$70/hr RemotePart Time, Contract
TestPros
TestPros: Provides independent IT assessment and cybersecurity compliance services.
7+ YOERequires 7+ years in software testing, ISO/IEC 25010:2023 implementation, software or AI systems evaluation, test planning, execution, evidence capture, defect documentation, and strong reporting skills.
ISO/IEC 25010:2023, JIRA, WCAG
3w
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Senior Software Engineer in Test, Federal Classified
Washington, District of Columbia, United States
$136k-$187k/yr HybridFull Time
Okta
OktaNASDAQ: OKTA: Provide secure identity management and authentication for enterprises.
4+ YOEActive U.S. security clearance,4+ years software QA and SaaS experience, end-to-end testing, lab environment setup, familiarity with automation and release validation.
Java
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Software Integration & Test Engineer
Columbia, Maryland, United States
$138k-$230k/yr OnsiteFull Time
TAP Engineering
TAP Engineering: Provides specialized microelectronics engineering and research for defense agencies.
7+ YOEActive TS/SCI with polygraph (or CCA eligible), BS in CS or related (or 4 yrs experience), 7+ years software testing and development, experience with C/C++/C#/Python/Java, networking (TCP/IP), EM development for Linux/ARM.
C, C++, C#, Python, Java, Linux, TCP/IP, OpenWRT/LEDE, RPM, Atlassian Jira, Atlassian Confluence
3w
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Staff Test Software Engineer
Linthicum Heights, Maryland, United States
$169k-$254k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
12+ YOEBachelor's in a STEM field,12+ years software development for embedded real-time systems (10+ with MS,8+ with PhD),Python experience,EMR? not mentioned,BLS? not mentioned,ability to obtain Top Secret/SCI clearance and U.S. citizenship required.
Python, Tcl/Tk, C++, Jenkins, Robot Framework, VS Code, Linux, Windows, Jira, Confluence, Bitbucket
5d
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Expert Test Engineer
Washington, District of Columbia, United States
$116k-$195k/yr HybridFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
12+ YOEBachelor's degree in engineering, sciences, or related field; 12+ years in test and evaluation; DHS acquisition and systems engineering lifecycle experience; technical reporting and senior briefings. Public Trust and Secret clearances required.
Digital Transformation, Cybersecurity, IT, Data Analytics, Software Development, Verification and Validation, Technology Readiness Assessment, Modeling and Simulation, National Institute of Standards and Technology Artificial Intelligence Risk Management Framework
2w
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Senior Software Engineer
Hanover, Maryland, United States
$90k-$140k/yr OnsiteFull Time
Systek
Systek: Provides systems engineering and technical assistance for defense agencies.
10+ YOE10 years of DoD software engineering experience (substitutions allowed), active DoD Top Secret/SCI clearance required, Master's preferred in CS/IS/Software Engineering, strong software design, development, and testing skills.
2w
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Flight Software Test Engineer - Senior Level
Greenbelt, Maryland, United States
$130k-$145k/yr OnsiteFull Time
MCSG Technologies
MCSG Technologies: Provides information technology, engineering, and healthcare support services.
7+ YOEU.S. citizen required; 7 years software test/verification experience; Bachelor's in CS, CE, SE, systems, IT or related; experience with V&V, test procedure development, requirements traceability, configuration management, and technical communication.