• Nucleus Security Engineer

    Leidos (Arlington, VA)
    **Description** We are seeking a skilled and dedicated Vulnerability Management Administrator to manage and maintain our vulnerability management program using ... Administration: Administer, operate, update, patch, configure, and maintain the Nucleus vulnerability management system and integrated tools. + Vulnerability more
    Leidos (11/25/25)
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  • Security Engineer

    Tetrad Digital Integrity LLC (Arlington, VA)
    …systems are functional, secure, and scalable. RESPONSIBILITIES: + Experience with Cloud Vulnerability & Compliance Analyst to manage vulnerability lifecycle and ... and internal security baselines (eg, CIS Benchmarks). + Operate and maintain vulnerability scanning tools (eg, Nexpose, Tenable). + Perform both planned and ad-hoc… more
    Tetrad Digital Integrity LLC (01/08/26)
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  • Security Engineer (Wiz and TVM Administrator)

    Leidos (Arlington, VA)
    …functional, secure, and scalable. **Primary Responsibilities:** + Experience with Cloud Vulnerability & Compliance Analyst to manage vulnerability lifecycle and ... and internal security baselines (eg, CIS Benchmarks). + Operate and maintain vulnerability scanning tools (eg, Nexpose, Tenable). + Perform both planned and ad-hoc… more
    Leidos (11/25/25)
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  • Offensive Software Developer

    Parsons Corporation (Fort Belvoir, VA)
    …+ Work in a Scrm/Agile Environment + Malware development, analysis and software vulnerability research **What Required Skills You'll Bring:** + Active TS/SCI ... analysis, binary disassembly, binary decomplication, network/communication protocol analysis, software vulnerability research , or software exploit development. In… more
    Parsons Corporation (10/31/25)
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  • Red Team Operator

    Amentum (Norfolk, VA)
    …and documentation for DCAT authorization established in DoDI 8585.01. + Research , review, prioritize, and submit operational requirements for acquisition of ... execution of TTPs for penetration testing or Red Teaming. + Research adversary cyber actors' TTPs, organizational structures, capabilities, personas, and… more
    Amentum (11/12/25)
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  • Red Cell Analyst-1

    Amentum (Fort Belvoir, VA)
    …programs. Responsibilities/Tasks The Analyst shall: + Characterize the adversary. Research the structure, ideology, intentions, tactics, and capabilities of ... and collection plans, identify information sources, and develop and conduct research of publicly available information (PAI) in order to determine adversary… more
    Amentum (11/06/25)
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  • Software Developer Senior

    General Dynamics Information Technology (Fort Belvoir, VA)
    …binary disassembly, binary decomplication, network/communication protocol analysis, software vulnerability research , or software exploit development. **WHAT ... Security Experienced Pentester (OSEP), Advanced Windows Exploitation (OSEE), Exploit Researcher and Advanced Penetration Tester (GXPN), Reverse Engineering Malware… more
    General Dynamics Information Technology (11/21/25)
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  • Information Systems Security Officer

    Parsons Corporation (Herndon, VA)
    …a secure baseline. + Maintaining hardware baselines and conditions that allow vulnerability scanning tools to maintain compliance with relevant security controls and ... policies, IA vulnerability alerts, and cybersecurity Security Technical Implementation Guides (STIGs). + Guiding the application of the Risk Management Framework… more
    Parsons Corporation (12/17/25)
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  • Senior Principal Cyber Engineer

    Nightwing (Sterling, VA)
    …capabilities include cyber space operations, cyber defense and resiliency, vulnerability research , ubiquitous technical surveillance, data intelligence, ... capabilities include cyber space operations, cyber defense and resiliency, vulnerability research , ubiquitous technical surveillance, data intelligence,… more
    Nightwing (01/09/26)
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  • Reverse Engineer TS/SCI

    Parsons Corporation (Centreville, VA)
    …engineers to join our team of subject matter experts in embedded development, vulnerability research , and reverse engineering. In this role, you'll support an ... innovative software for tools and capabilities related to computer security, vulnerability research , reverse engineering, and product development. + **Low-Level… more
    Parsons Corporation (12/20/25)
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