• Senior Offensive Security

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior Offensive Security Engineer Job Description ** Offensive Security Engineer ** **Overview** CoStar Group (NASDAQ: CSGP) is a leading ... provide an invaluable edge in real estate. Evolve our offensive security capabilities to test our internal...the vulnerabilities. The ability to explain the exploit to senior level management is key to success in this… more
    CoStar Realty Information, Inc. (08/26/25)
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  • Senior Cyber Security

    Leidos (Chantilly, VA)
    **Description** Leidos is currently seeking a ** Senior Cyber Security Engineer ** who is responsible for developing and implementing advanced security ... to support the design and deployment of defensive cyber measures. The engineer conducts research on current and emerging cyber threats, identifies vulnerabilities,… more
    Leidos (08/30/25)
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  • Senior Adaptive Threat Replication…

    Bank of America (Richmond, VA)
    … Adaptive Threat Replication Engineer to join a team of world-class offensive security professionals. In this role you will diligently hunt for hi-risk ... Senior Adaptive Threat Replication Engineer Denver,...Typically has 5-10 years of experience in technology and offensive security assessments This senior more
    Bank of America (09/09/25)
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  • Sr. Security Engineer - Red Team

    NVR (Reston, VA)
    …Apply Now (https://phg.tbe.taleo.net/phg01/ats/careers/v2/applyRequisition?org=NVRINC&cws=52&rid=35598) NVR, Inc. is seeking a Senior Security Engineer to ... and supports your professional growth. Position Summary As a Senior Security Engineer on NVR's...readiness. + Stay current on emerging threats, vulnerabilities, and offensive security techniques. + Mentor junior Red… more
    NVR (10/01/25)
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  • Senior SETA Engineer SME

    IronMountain Solutions, Inc. (Falls Church, VA)
    501180 Senior SETA Engineer SME Work Location: Falls Church, Virginia Schedule: Full Time Relocation: Negotiable IMS is seeking a Senior SETA Engineer ... networks, and data. Evaluate the electromagnetic and digital effects of offensive and defensive information warfare to quantify the effectiveness of prototypes… more
    IronMountain Solutions, Inc. (07/22/25)
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  • Senior Scientist, Systems Engineer

    L3Harris (Herndon, VA)
    …sea and cyber domains in the interest of national security . Job Title: Senior Scientist, Systems Engineer Job Code: 28926 Job Location: Herndon, VA Job ... is available to qualified applicants Job Description: The Advanced Concept Engineer (ACE) provides strategic technical leadership to draw on L3Harris' technical… more
    L3Harris (10/05/25)
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  • Cyber Software Engineer

    Leidos (Arlington, VA)
    …high-impact environment requiring deep knowledge of network stacks, system internals, and offensive /defensive cyber techniques. As a senior member of the team, ... **Description** Are you a motivated **Cyber Software Engineer ** with technical hands-on knowledge of mission focused...ethical hacker ready to apply your knowledge to National Security ? Join us at the Leidos Innovations Center, Information… more
    Leidos (08/08/25)
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  • System Engineer Principal Uscybercom SETA…

    Sciolex Corporation (Chantilly, VA)
    …and support to weekly meetings at NSA Overhead Program Division (OPD), coordinating offensive cyber opportunities for USCYBERCOM and the NRO. Make a difference in ... securing our nation's security through quality Outreach support of NRO's tools and...Joint Staff and the NRO and provide briefings for senior decision makers. + Support efforts regarding Space Cyber… more
    Sciolex Corporation (07/16/25)
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  • Red Team Software Developer

    Parsons Corporation (Fort Belvoir, VA)
    …You'll Bring** **:** + 5+ years of relevant experience, including software development and offensive security + Bachelors degree in a relevant field + **Active ... security operations center analysis, defensive cyber operations, or offensive cyber operation + Malware development, analysis, binary disassembly, binary… more
    Parsons Corporation (08/25/25)
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  • Exploitation Analyst - Top Secret Clearance |

    Cambridge International Systems Inc (Norfolk, VA)
    …tackling some of today's most complex and critical challenges in defense and security . We are currently seeking an Exploitation Analyst to support operations in ... technical degree OR minimum 5 years' experience in DoD defensive or offensive cyberspace operations planning or exploitation analysis Te chnical Expertise: +… more
    Cambridge International Systems Inc (09/04/25)
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