• Sepio Security Engineer

    Leidos (Arlington, VA)
    …into the overall system architecture, ensuring a defense-in-depth strategy. + Vulnerability & Risk Assessment: Conduct thorough risk assessments and vulnerability ... analyses to identify potential security weaknesses, prioritizing findings for remediation and recommending mitigation strategies. + Monitoring & Incident Response: Monitor security systems for irregular behavior and participate in incident response… more
    Leidos (11/25/25)
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  • DevSecOps Platform Engineer

    KBR (Colorado Springs, CO)
    …industry security standards and frameworks (NIST 800-171). + Help with vulnerability assessments, security monitoring, and incident response automation. + Work with ... + Familiarity with security testing methodologies and tools, such as vulnerability scanning and penetration testing + Familiarity with SATCOM, spectral processing… more
    KBR (11/25/25)
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  • Security Operations Analyst

    HUB International (Chicago, IL)
    …internal and external Information Security Audits, and Vendor reviews + Champion vulnerability remediation efforts and act as a liaison to IT and application ... with SOAR (Security Orchestration, Automation, and response) + Experience with vulnerability assessment and patch management practices + Experience with KQL and… more
    HUB International (11/25/25)
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  • Cybersecurity Assessment and Authorization (A&A)…

    Huntington Ingalls Industries (Hanscom AFB, MA)
    …assessment findings in a comprehensive Security Assessment Report (SAR). Analyze vulnerability and threat information to identify and enumerate risks. Develop and ... of information security principles: access control, authentication, system hardening, vulnerability management, and data protection. + Practical IT experience across… more
    Huntington Ingalls Industries (11/24/25)
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  • Senior Offensive Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    …teams including adversary emulation and the validation of detective, defensive, and vulnerability controls + Plan and oversee external red team engagements with ... performing offensive security activities such as red teaming, penetration testing, and vulnerability research + 6 years of total experience in a technical role… more
    CoStar Realty Information, Inc. (11/24/25)
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  • Network Engineer Senior

    General Dynamics Information Technology (Bossier City, LA)
    …and expansion to ensure optimal performance and capacity + Supports regular vulnerability assessments and penetration testing to identify and address security gaps + ... 53 + Proficiency with various security products, including firewalls, WAFs, and ** vulnerability ** scanners + Experience with one or more programming or scripting… more
    General Dynamics Information Technology (11/22/25)
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  • Insider Threat Program Manager

    Guidehouse (Mclean, VA)
    …managing or maintaining user accounts and system privileges; risk and vulnerability assessments; operational threat assessments; + Knowledge of information assurance ... management; cybersecurity and other automated vulnerability scanning tools The annual salary range for this position is $130,000.00-$216,000.00. Compensation… more
    Guidehouse (11/22/25)
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  • Network/Systems Administrator

    Argonne National Laboratory (Lemont, IL)
    …Policy. + Experience with maintenance routines such as monthly security and vulnerability patching, firmware and driver updates, and routine backup schedules. + ... (SCAP), and/or Center for Internet Security (CIS) Baselines + Experience with vulnerability scanning and remediation using Nessus or similar tools. + Experience with… more
    Argonne National Laboratory (11/22/25)
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  • Assessor Engineer Communications and Networking…

    Leidos (San Antonio, TX)
    …expertise in communications protocols, network architectures, cybersecurity defense, and vulnerability assessment for Air Force and Department of Defense systems. ... protocol-level weaknesses, exploitation methods, and mitigation strategies. + Perform vulnerability analysis and recommend countermeasures for protocol- and network-based… more
    Leidos (11/22/25)
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  • Information System Security Manager (ISSM)

    Linchpin Solutions, Inc. (Quantico, VA)
    …+ Experience with DISA STIGs, ACAS, eMASS, POA&M development, and vulnerability remediation + Understanding of MCEN-connected and standalone enclave security ... + Systems Engineers and Administrators - Provides daily direction on vulnerability remediation, patching, baseline management, access control, and secure operations.… more
    Linchpin Solutions, Inc. (11/22/25)
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