• Information Systems Auditor

    Red Gate Group (Chantilly, VA)
    …compliance analysis tools (eg, Nessus, ACAS, HBSS, or equivalent). + Knowledge of cyber operations aligned with Joint Publication 3-13 (Information Operations ... network architecture, and vulnerability analysis to safeguard national defense operations . Key Responsibilities: + Cyber & Communications Assessments:… more
    Red Gate Group (07/24/25)
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  • Open-Source Specialist - Junior

    Cayuse Holdings (Arlington, VA)
    …Infrastructures, Cyber and Key Resources. + Familiarity and understanding of known cyber threat actors and ransomware variants. + Ability and experience with ... prevention throughout the United States. These tasks support a critical operations environment and include the proper triage and routing of time-sensitive… more
    Cayuse Holdings (07/15/25)
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  • Systems Engineer

    Nightwing (Sterling, VA)
    Nightwing provides technically advanced full-spectrum cyber , data operations , systems integration and intelligence mission support services to meet our ... customers' most demanding challenges. Our capabilities include cyber space operations , cyber defense and resiliency, vulnerability research, ubiquitous… more
    Nightwing (06/27/25)
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  • Technical Surveillance Countermeasures III

    Global Resource Solutions (Springfield, VA)
    …year of assignment. + Participate in one equipment specific training and one cyber security training each calendar year. + Be very familiar with current TSCM ... Gain and maintain compliance with the Journeyman level TSCM Cyber specific training plan and the TSCM standard training...that cover the entire spectrum of mission of Technical Operations Branch (SIC) and the TSCM mission to ensure… more
    Global Resource Solutions (06/13/25)
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  • TSCM Practitioner - Level III

    Amentum (Springfield, VA)
    …year of assignment. + Participate in one equipment specific training and one cyber security training each calendar year. + Be very familiar with current TSCM ... Gain and maintain compliance with the Journeyman level TSCM Cyber specific training plan and the TSCM standard training...that cover the entire spectrum of mission of Technical Operations Branch (SIC) and the TSCM mission to ensure… more
    Amentum (06/14/25)
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  • Senior Cybersecurity Engineer

    Tyto Athene (Fort Lee, VA)
    …and security events to contain and mitigate incidents. + Assist with researching cyber -attacks, malware, and threat actors to determine potential impact and ... investigations using SIEM, leverage tools available to the SOC, threat intelligence and OSINT, TTPs and IOCs. + Leverage...and IOCs. + Leverage knowledge of Alert Triage, SOC Operations , and Defense in Depth (DiD) to contribute to… more
    Tyto Athene (07/29/25)
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  • Data Analyst

    Leidos (Mclean, VA)
    …exciting opportunity for a Data Analyst in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** located in McLean, VA. Our talented team ... is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and… more
    Leidos (07/22/25)
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  • Senior Firewall Engineer

    SAIC (Quantico, VA)
    …most efficient flow of data and highest security, coordinating all solutions with Cyber Security Defense Operations . + Plans and oversees execution of network ... on the accreditation of classified facilities, information systems, and the insider threat program. This involves security oversight of more than 10,000 companies… more
    SAIC (08/07/25)
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  • OT/ICS Cybersecurity Engineer (Operational…

    Jacobs (Richmond, VA)
    …OT security solutions which include services such as attack emulation, penetration testing, threat hunting, and deception operations * Travel to project sites to ... criticality operational technology systems and leading a team of cyber professionals motivate you? Are you ready to take...In this role, you'll work with both sales and operations teams to embed cybersecurity and risk reduction into… more
    Jacobs (07/29/25)
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  • Penetration Tester

    Imagine One Technology & Management (Virginia Beach, VA)
    …minimum of five (5) years of experience in penetration testing and/or offensive Cyber operations + Shall have demonstrated experience utilizing penetration tools ... for **Senior Penetration Tester** to provide engineering support for Cyber Situational Awareness (SA), Cyber Command and...+ Provide support by utilizing experience conducting Red Team operations in an MDE environment + Provide support by… more
    Imagine One Technology & Management (06/03/25)
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