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  • S/W Q.A. Spec./App Tester - Senior

     ...opening for an Automated tester who will work as part of a small test team supporting multiple software applications in varying...  ...be required to work with the application developers to support performance/load testing to fully evaluate the application capabilities.... 
    Performance

    Nightwing

    Hamilton, VA
    3 days ago

  • Software Test Engineer (Clearance Required)

     ...Software Test Engineer (Clearance Required) Whiteboard Federal is seeking a Software Test Engineer to work in a fast-paced environment...  ..., including functional, user acceptance, usability, automated, performance, and SOAP. Knowledge of management tools, including Jira or... 
    Performance

    Whiteboard Federal

    Chantilly, Loudoun County, VA
    5 days ago

  • QA Engineer

     ...closely with developers, product managers, and other stakeholders to design and execute comprehensive testing strategies that ensure the reliability and performance of our systems. If you thrive in a fast-paced environment, love solving problems, and are committed to... 
    Performance
    Temporary work
    For contractors
    Immediate start
    Flexible hours

    Cymertek

    Chantilly, Loudoun County, VA
    3 days ago

  • Software Engineer

    $175.43k - $178k

     ...Job duties include: Collaborating with the development team to understand the design and performance specifications of the software Developing test plans and test cases that are comprehensive and effective at identifying defects Implement and write... 
    Performance
    Relocation

    Meditore

    Ashburn, VA
    4 days ago

  • Quality Assurance Engineer

     ...cloud-based architectures. The ideal candidate will design and implement automated testing frameworks for ETL pipelines, Apache Iceberg data architectures, XBRL datasets, and performance-optimized structures such as materialized views—ensuring data accuracy, integrity,... 
    Performance
    Remote work

    Anika Systems

    Leesburg, VA
    1 day ago

  • Software Application Tester

     ...Automation Engineer to design, develop, and maintain automated test frameworks and scripts. This role will play a critical part in...  ...development lifecycle and improving overall system reliability and performance. What will you do? Design, develop, and execute automated... 
    Performance

    VTG Defense

    Chantilly, Loudoun County, VA
    5 days ago

  • Automation Test Engineer

     ...VA per week is required. Job Responsibilities Day-to-day test engineering duties include, but are not limited to: Developing...  ..., Quality Center) to conduct functional, regression and performance testing. ~ Evaluate test results, report on and manage defects... 
    Performance
    Remote work
    2 days per week

    SAIC

    Ashburn, VA
    6 days ago

  • Commissioning Engineer

     ...Manager and will play a critical role in ensuring the quality and performance of our mechanical and plumbing systems. The ideal candidate...  ...assurance process carried out by a third-party agent who will observe, test, and confirm that our work as the mechanical and plumbing... 
    Performance
    For contractors

    Vertical Mechanical Group Inc

    Sterling, VA
    12 days ago

  • Mac Developer

     ...experienced Mac Developers to support the design, development, testing, and debugging of advanced macOS software solutions. The ideal...  ...system behavior Follow best practices for secure coding, performance optimization, and maintainability Required Qualifications... 
    Performance

    Nightwing

    Hamilton, VA
    2 days ago

  • Windows Kernel Developer

     ...Windows Kernel Developers to support the design, development, testing, and debugging of low-level Windows operating system software....  ...internals, and advanced debugging techniques to deliver high-performance, reliable solutions. Key Responsibilities Design, develop... 
    Performance
    Contract work

    Nightwing

    Hamilton, VA
    more than 2 months ago

  • Electrical Engineer

     ...tasks (e.g., making rounds, initial assessments on equipment performance) as assigned with supervision. • Perform basic monitoring of...  ...shutdown for power meter replacement. • Power Interruption Testing (PIT) • Master controller shutdown or replacement.   Fundamental... 
    Performance
    For contractors
    For subcontractor
    Work at office
    Remote work
    Flexible hours
    Rotating shift
    3 days per week

    BCForward

    Leesburg, VA
    a month ago

  • Ophthalmic Assistant

     ...The Ophthalmic Assistant conducts measurements and tests that provide the Physician with the information needed to arrive at a diagnosis...  ...and systemic history and accurately records visual acuity. Performs testing required by type of exam scheduled, patient complaint... 
    Performance
    Work at office

    PRISM Vision Group

    Leesburg, VA
    4 days ago

  • Applications Developer - Expert

     ...all reporting requirements. • Designing, developing and unit testing code for a production system and demonstration capabilities....  ...and compliance procedures. • Optimize and enhance application performance, ensuring scalability and security. TS/SCI with Polygraph... 
    Performance

    Nightwing

    Hamilton, VA
    1 day ago

  • Automation Test Engineer (Active TS/SCI Required)

     ...(TS/SCI) About the Role We are seeking an Automation Test Engineer to join our growing team. In this role, you will be responsible...  ...Develop and execute test plans for functional, regression, and performance testing Collaborate with development teams to identify and... 
    Performance

    missionovo LLC

    Chantilly, Loudoun County, VA
    5 days ago

  • Operations Manager

    $145k - $165k

     ...role, you will help drive safe, reliable, and efficient plant performance by leading a team of Operations & Maintenance Technicians and...  ...reporting. Monitor and optimize plant performance through testing, evaluation, and improvement recommendations with cost justification... 
    Performance
    Extra income
    Contract work
    For contractors
    Flexible hours

    EthosEnergy Group Limited

    Leesburg, VA
    8 days ago

  • Software Engineer

     ...The Software Engineer is responsible for designing, developing, testing, and maintaining software applications to meet business and...  ...thorough testing and debugging to ensure software quality and performance. Collaborate with cross-functional teams to gather and analyze... 
    Performance
    Full time
    Part time
    Flexible hours

    Business System Solutions Inc

    Leesburg, VA
    5 days ago

  • Gas Measurement Specialist

    $40.3 per hour

     ...Responsibilities Install, operate, maintain, repair, and test diaphragm, rotary and turbine type positive displacement meters...  ...reports as required. Make minor repairs to equipment used in the performance of assigned duties, keeping the equipment in safe and proper... 
    Performance
    Full time
    Work experience placement
    Local area
    Relocation package

    BHE Renewables

    Leesburg, VA
    4 days ago

  • Software Test Engineer Junior Level

     ...Software Test Engineer – Junior Level Location: Northern Virginia Travel: None Clearance: Active Top Secret clearance...  ...automated test frameworks Generate automated test reports detailing performance results and operational issues Conduct and participate in... 
    Performance
    Local area

    GRIMM Cyber

    Sterling, VA
    2 days ago

  • Business Analyst/Tester (T/S)

     ...the role We're seeking a Business Analyst with automated testing skills. The Business Analyst / Quality Assurance (QA) Engineer...  ...automated scripts to validate software functionality, efficiency, and performance. Provide backup support for operations and the help desk... 
    Performance
    Work at office

    Falcon IT & Staffing Solutions

    Ashburn, VA
    1 day ago

  • Battlespace Awareness Operator - Intermediate

     ...mentors junior operators during live events and supports integration of new SDA capabilities through operational testing and feedback. This role is performed full-time on site at a government facility and is contingent upon contract award. Primary Responsibilities:... 
    Performance
    Full time
    Contract work
    Temporary work
    Local area
    Relocation package
    Shift work

    KBR

    Chantilly, Loudoun County, VA
    1 day ago

  • Quality Assurance Tester

     ...federal customer. Essential Duties and Responsibilities: Design and implement test plans and test cases. Engage in systems testing, integration, regression, and performance testing. Develop user stories and acceptance criteria. Review and document... 
    Performance
    Work experience placement
    Work at office
    Flexible hours

    UNISSANT

    Ashburn, VA
    2 days ago

  • Software Developer - Java

     ...focus heavily on backend services, RESTful APIs, microservices, performance, and secure application delivery while supporting...  ...in the full SDLC, including requirements, design, development, testing, deployment, and production support. · Troubleshoot, debug... 
    Performance
    Contract work
    Remote work
    Monday to Friday

    BizFirst

    Leesburg, VA
    24 days ago

  • Lead Software Test Engineer

     ...excellence. We are currently seeking a seasoned Lead Software Test Engineer with a strong background in web application testing and...  ..., document thoroughly, and track bugs through to resolution. Perform thorough regression testing when bugs are resolved. Manage... 
    Performance
    Work experience placement
    Work at office
    Flexible hours

    Blue Ridge Dynamics Inc.

    Chantilly, Loudoun County, VA
    5 days ago

  • Quality Inspection III - 1st Shift (onsite)

     ...running smoothly and efficiently. As an Inspection Technician III, you'll be using equipment and tools to perform complex inspections and non-destructive testing (NDT) on a variety of components and systems. With your keen eye for detail and problem-solving mindset,... 
    Performance
    Temporary work
    Work at office
    Remote work
    Worldwide
    Flexible hours
    Night shift
    Day shift

    Collins Aerospace

    Hamilton, VA
    4 days ago

  • Automation Test Engineer

    $145.04k - $217.56k

     ...new opportunity. This role will be primarily responsible for developing and maintaining automated end-to-end, integration and performance tests. Responsibilities Include: Performs software product testing and investigates possible causes of problems Performs manual... 
    Performance
    Contract work
    Local area

    Two Six Technologies

    Chantilly, Loudoun County, VA
    5 days ago

  • Software Tester

    $150k - $190k

     ...motivated and detail-oriented Software Tester to join a high-performing Agile team supporting 2–3 web-based applications with extensive...  ...service capabilities. Responsibilities Execute manual testing (functional, regression, exploratory) for web-based... 
    Performance
    Temporary work
    Flexible hours

    Markon

    Chantilly, Loudoun County, VA
    26 days ago

  • Windows Application Developer

     ...Windows Application Developers to support the design, development, testing, and maintenance of Windows-based software applications. The...  ...Design, develop, test, and debug Windows-based applications Perform low-level systems development using Windows APIs Develop and... 
    Performance
    Contract work

    Nightwing

    Hamilton, VA
    17 days ago

  • DevOps Engineer

     ...with experience in building, delivering, and maintaining high-performing, scalable, enterprise-grade applications. You will be part of...  ...full system development lifecycle, from concept and design to testing, delivery, and sustainment. DevOps developer responsibilities... 
    Performance

    Anthem Engineering

    Chantilly, Loudoun County, VA
    2 days ago

  • Maintenance Technician II

    $49.05k - $83.38k

     ...maintenance, operating and repairing tools, equipment, and vehicles, performing groundskeeping, and applying specialized turf care....  ...alcohol screen and comply with the Alcohol and Controlled Substance Testing Program as outlined by Loudoun County's Alcohol and Controlled... 
    Performance
    Full time
    Temporary work
    Part time
    Work experience placement
    Seasonal work
    Currently hiring

    Loudoun County Government

    Leesburg, VA
    3 days ago

  • Data Engineer / Database Engineer

     ...of functions in the data world. They are responsible for the testing, maintenance, construction and development of architectures such...  ...and implement standards and processes to ensure optimum performance of data storage services. KPIs, targets, and tooling to measure... 
    Performance
    Hourly pay
    Part time
    For contractors
    Remote work
    Monday to Friday

    CMHWorks

    Purcellville, VA
    3 days ago