• Cyber Security Engineer (Penetration…

    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 ... with a passion for hands-on technical challenges? CACI seeks a motivated Cyber Security Engineer to support the C5ISR Center at Aberdeen Proving Ground, MD.… more
    CACI International (11/25/25)
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  • Lead Penetration Tester TS/SCI Polygraph

    Leidos (Annapolis Junction, MD)
    …and exciting opportunity for a **Lead Penetration Tester ** 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...!** **Job Summary** Leidos is seeking a **Lead Penetration Tester ** to join a high performing agile team using… 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, ... integration and operational support. The selected individual will work on a team of cyber Subject Matter Experts (SMEs) who are providing support to a large, complex… more
    BAE Systems (12/09/25)
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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 ... Agile Framework (SAFe) methodology. The selected candidate will work on a team of cyber Subject Matter Experts (SMEs) who are providing support to a large, complex… more
    Belay Technologies (11/07/25)
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  • Penetration Tester 3 with Poly

    Amentum (Columbia, MD)
    Are you interested in using your skills to help shape the Cyber , Security , & Intel space? If so, look no further. We are seeking a Penetration Tester 3 to ... challenging, mission-critical projects that make a direct impact on the nation's security and intelligence mission. **Responsibilities:** + Serve as a Subject Matter… more
    Amentum (09/22/25)
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  • Penetration Tester (Red Team Experience)

    Deloitte (Baltimore, MD)
    Our Deloitte Cyber team understands the unique challenges and opportunities businesses face in cybersecurity. Join our team to deliver powerful solutions to help our ... + A Red Teamer is responsible for evaluating the security of an organization's systems, networks, and applications by...reimagine the possible, and fulfill their mission promise. Our Cyber Defense & Resilience offering assists clients in defending… more
    Deloitte (12/13/25)
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  • Secret Vulnerability Penetration Tester

    Insight Global (Aberdeen Proving Ground, MD)
    …and Requirements * Secret * 3 years of hands on experience in technical cyber security penetration testing, preferably manual testing experience * Proficiency in ... client of Insight Global is seeking a Cybersecurity Penetration Tester to work 100% onsite at Aberdeen, MD in...TS/SCI clearance * DoD 8570 IAT Level II certification ( Security + or equivalent) * OSCP or equivalent certification *… more
    Insight Global (12/07/25)
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  • Manual Tester

    Leidos (Annapolis Junction, MD)
    …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...more. **Join us and make a difference in National Security !** **Job Summary** Leidos currently has an opening for… more
    Leidos (11/25/25)
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  • Integration Test Engineer (FIT Tester )

    TestPros (New Carrollton, MD)
    …capabilities include Program Management, Program Oversight, Process Audit, Intelligence Analysis, Cyber Security , NIST SP 800-171 Assessment and Compliance, ... Computer Forensics, Software Assurance, Software Testing, Test Automation, Section 508 and WCAG Accessibility Assessment, Localization Testing, Independent Verification and Validation (IV&V), Quality Assurance (QA), Compliance, and Research and Development… more
    TestPros (10/15/25)
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  • Sr Staff Cyber Software Engineer (SB)

    Northrop Grumman (Jessup, MD)
    …of your career. We are looking for you to join our team as a Sr Staff Cyber Software Tester based out of Annapolis Junction, MD. **What You'll get to Do:** The ... is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and software-secure...Sr Staff Cyber Software Tester will test, maintain, and… more
    Northrop Grumman (12/05/25)
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