• Lead Penetration Tester TS/SCI Polygraph

    Leidos (Annapolis Junction, MD)
    **Description** **Lead Penetration Tester ** **Leidos** has a new and exciting opportunity for a **Lead Penetration Tester ** in our **National Security Sector's ... Security!** **Job Summary** Leidos is seeking a **Lead Penetration Tester ** to join a high performing agile team using...following areas strongly preferred: + GIAC Web Applications Penetration Tester (GWAPT) + GIAC Penetration Tester (GPEN)… more
    Leidos (11/05/25)
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  • Pen Tester

    BAE Systems (Annapolis Junction, MD)
    **Job Description** A **Lead Penetration Tester ** is needed to join a high performing agile team using the Scaled Agile Framework (SAFe) methodology on a large, ... following areas strongly preferred: + GIAC Web Applications Penetration Tester (GWAPT) + GIAC Penetration Tester (GPEN)...Applications Penetration Tester (GWAPT) + GIAC Penetration Tester (GPEN) + Certified Ethical Hacker (CEH) + Certified… more
    BAE Systems (12/09/25)
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  • Quality Assurance Software Tester

    Tactibit Technologies LLC (Silver Spring, MD)
    …commitment to excellence in everything we do. About the Quality Assurance Software Tester position We are looking for a talented Quality Assurance Software Tester ... software applications against specified requirements or objectives. Quality Assurance Software Tester responsibilities are: + Execute automated and manual test cases… more
    Tactibit Technologies LLC (09/25/25)
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  • Senior Penetration Tester

    Belay Technologies (Annapolis Junction, MD)
    …in 2020, and a finalist in 2021! Belay Technologies is seeking a Lead Penetration Tester to join their intel team. The PT is needed to join a high performing ... following areas strongly preferred: + GIAC Web Applications Penetration Tester (GWAPT) + GIAC Penetration Tester (GPEN)...Applications Penetration Tester (GWAPT) + GIAC Penetration Tester (GPEN) + Certified Ethical Hacker (CEH) + Certified… more
    Belay Technologies (11/07/25)
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  • Penetration Tester

    CACI International (Annapolis Junction, MD)
    Penetration Tester Job Category: Security Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel ... * * * **The Opportunity:** We are seeking an experienced and knowledgeable Penetration Tester to serve as a Subject Matter Expert (SME) for our cybersecurity team.… more
    CACI International (10/17/25)
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  • Application Tester

    Electrosoft (Gaithersburg, MD)
    Application Tester Posted: 05/13/2025 Electrosoft Services, Inc. is an award-winning company that provides comprehensive technology-based solutions and services to ... in the many benefits and opportunities we offer. Application Tester Responsibilities and Duties: + Application Tester ...Application Tester Responsibilities and Duties: + Application Tester supporting the Federal Government. + This role is… more
    Electrosoft (10/13/25)
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  • Senior Automation Tester

    CGI Technologies and Solutions, Inc. (Baltimore, MD)
    **Senior Automation Tester ** **Category:** Testing/Quality Assurance **Main location:** United States, Maryland, Baltimore **Position ID:** J1225-0708 **Employment ... 91,000 CGI Partners strong. CGI Federal is looking for a Senior Automation Tester to support the Social Security Administration. We are seeking someone with strong… more
    CGI Technologies and Solutions, Inc. (12/09/25)
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  • Penetration Tester 3

    ARSIEM (Annapolis Junction, MD)
    …to have an impact on every client you work with. ARSIEM seeks a Penetration Tester 3 . This position will support one of our government clients in Annapolis ... + Eight (8) experience of related work experience as a Penetration Tester performing network and application-level testing using established test protocols and… more
    ARSIEM (10/14/25)
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  • Penetration Tester 3 with Poly

    Amentum (Columbia, MD)
    …Security, & Intel space? If so, look no further. We are seeking a Penetration Tester 3 to join our team of passionate individuals on our Prime contract based out ... + Eight (8) experience of related work experience as a Penetration Tester performing both network and application-level testing using established test protocols and… more
    Amentum (09/22/25)
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  • Automated QA Tester

    ERP International (Laurel, MD)
    …skill level, and location. The final salary offer will fall within this range and will be commensurate with the candidate's background and the specific demands of the ... role. **About ERP International, LLC:** ERP is a nationally respected provider of health, science, and technology solutions supporting clients in the government and commercial sectors. We provide comprehensive enterprise information technology, strategic… more
    ERP International (12/09/25)
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  • Secret Vulnerability Penetration Tester

    Insight Global (Aberdeen Proving Ground, MD)
    Job Description A client of Insight Global is seeking a Cybersecurity Penetration Tester to work 100% onsite at Aberdeen, MD in support of a defense program. This ... role requires an active DoD Secret clearance and the ability to obtain and maintain a TS/SCI clearance. The successful candidate will join a specialized team conducting manual technical cybersecurity assessments across devices, products, web applications,… more
    Insight Global (12/07/25)
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  • QA Automation Tester with C# Experience

    Cognizant (Annapolis, MD)
    **About the role** We are hiring a **QA Automation Tester ** to create and maintain automated test suites for PBM web applications. This role requires experience with ... **Selenium** or **Cypress** , strong **C# programming** , and a solid understanding of **OOP** concepts **In this role, you will:** . Design, develop, and maintain automated UI test frameworks in C#. . Execute regression and functional test suits across… more
    Cognizant (12/02/25)
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  • Cyber Security Engineer (Penetration Tester

    CACI International (Aberdeen Proving Ground, MD)
    Cyber Security Engineer (Penetration Tester ) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: ... Regular Percentage of Travel Required: Up to 10% Type of Travel: Local * * * **The Opportunity:** Are you a cybersecurity professional with a passion for hands-on technical challenges? CACI seeks a motivated Cyber Security Engineer to support the C5ISR Center… more
    CACI International (11/25/25)
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  • Automation Tester

    IT Concepts (Woodlawn, MD)
    …innovation, and achieve extraordinary milestones. Kentro is seeking an Automation Tester to support SSA's Agile development efforts by designing, developing, and ... maintaining automated test frameworks and scripts. The person will ensure that software products meet quality standards and function as intended, utilizing industry-standard test automation tools and SSA's best practices. This role collaborates closely with… more
    IT Concepts (11/21/25)
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  • Penetration Tester

    ManTech (Fort Meade, MD)
    **ManTech** seeks an experienced and passionate, career and customer-oriented **Penetration Tester ** to join our team located in the **Ft. Meade, MD** area. In this ... role, you be responsible for identifying network vulnerabilities in target systems and recommending defensive measures to defend against possible attack by an adversary. **Responsibilities include, but are not limited to:** + Identify and demonstrate… more
    ManTech (11/01/25)
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  • I&T Tester

    Leidos (Gaithersburg, MD)
    …Leidos is seeking a Senior System Integration & Test Engineer who will be a member of a dynamic team who will be working on the SkyLine KN-2 program. SkyLine is ... Leidos' Air Traffic Management solution for the international markets. It improves air traffic flow management from takeoff to landing, dynamically adjusting journeys in the air to make air traffic flow faster, safer, and more environmentally friendly. Built… more
    Leidos (12/05/25)
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  • Manual Tester

    Leidos (Annapolis Junction, MD)
    …**Leidos** has a new and exciting opportunity for a **Manual Test Engineer** in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . Our ... talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At **Leidos** , we offer **competitive benefits**… more
    Leidos (11/25/25)
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  • Senior QA- Performance Tester

    Guidehouse (New Carrollton, MD)
    …+ Collaborate with developers, business analysts, and other QA team members to understand integration points and requirements. + Perform end-to-end testing of ... software systems, APIs, and third-party integrations. + Identify, document, and track defects using issue tracking tools (eg, JIRA). + Validate data flow and system interactions across multiple platforms. + Participate in Agile/Scrum ceremonies and contribute… more
    Guidehouse (11/12/25)
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  • Integration Test Engineer (FIT Tester )

    TestPros (New Carrollton, MD)
    …+ Execute Final Integration Testing (FIT) across multiple IRS platforms and environments + Validate data interfaces, mappings, and end-to-end flows between IRS ... systems + Document subsystem notebooks and testing artifacts for traceability + Track defects and provide daily testing status and test metrics + Coordinate across integration teams and legacy systems (CADE, IDRS, MeF, IMF, BMF) Preferred Tools & Skills: + IBM… more
    TestPros (10/15/25)
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  • Refinery Syrup Tester

    ASR Group/Domino Sugar (Baltimore, MD)
    …+ Adds chemicals and other manufacturing supplies to process as required or directed. + Obtains and carries samples and containers to and from designated areas. + ... Transports desired chemicals and manufacturing supplies to and from syrup station as required. + Operates mobile equipment as required. + Maintains record as directed. + Checks, with appropriate equipment, PH, brix, sediment, and other specifications of syrups… more
    ASR Group/Domino Sugar (10/15/25)
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