• Epsilon, Inc (Manassas, VA)
    …Customer's Mission:** Team Epsilon has been chosen to deliver full-spectrum IT and Cyber Security support to a critical and enduring multinational organization ... ** Security Specialist II** **Epsilon is now part of...discrepancies and implementing corrective actions. + Serve as a subject matter expert on classified material management… more
    DirectEmployers Association (10/11/25)
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  • Cyber Security Subject

    CGI Technologies and Solutions, Inc. (Fort Belvoir, VA)
    ** Cyber Security Subject Matter Expert Lead** **Category:** Cyber Security **Main location:** United States, Fort Belvoir **Position ID:** ... J1025-1968 **Employment Type:** Full Time **Position Description:** The Cyber Security Lead Provides expert support, research and analysis of exceptionally… more
    CGI Technologies and Solutions, Inc. (10/25/25)
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  • RMF Cyber Security Analyst Senior

    SAIC (Quantico, VA)
    …(RMF) procedures. **Duties:** + Interface with Project/Program Managers, Subject Matter Experts (SME) and Information System Security Managers (ISSM) on ... and Combatant Commands Business Group of SAIC is seeking a RMF Cyber Security Analyst Senior to support a transformational infrastructure program for DCSA. SAIC… more
    SAIC (10/23/25)
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  • Cyber Security Detect Analyst

    TekSynap (Fort Belvoir, VA)
    …refine these processes with the goal of automating their execution. + Provide subject matter expertise in creation, editing, and management of signatures, rules ... + BS 5-7 Years, MS 3-5, PhD 0-2 + Experience with cyber security architecture principles that achieve cybersecurity framework goals + Minimum of a… more
    TekSynap (10/07/25)
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  • Cyber Security Engineer Lead

    ManTech (Springfield, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Cyber Security Engineer Lead** to join our team in **Springfield, VA.** The Cyber Security ... participate in cross-functional projects and initiatives. Provide technical mentorship and subject matter expertise to junior team members.; Continuous… more
    ManTech (10/18/25)
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  • Cyber Security Specialist 4

    M. C. Dean (Springfield, VA)
    …of technical leaders in electrical, engineering, and cybersecurity industries. We are seeking an ** Cyber Security Specialist 4** to join our ** Security and ... trends and technologies + Mentor junior Cybersecurity personnel + May act as a subject matter expert, requiring formal and independent learning and the ability… more
    M. C. Dean (10/10/25)
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  • CI Cyber Threat Analyst

    General Dynamics Information Technology (Springfield, VA)
    …IIRs from data collected and reported by either the Technical CI team, the customer's cyber security personnel, or partner agencies. Provide a minimum of 9 IIRs ... All-Source data to identify patterns, commonalities, and linkages. + Demonstrate current subject matter expertise on Technical CI issues, threats and trends.… more
    General Dynamics Information Technology (09/09/25)
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  • Cyber Security Analyst

    ManTech (Dahlgren, VA)
    **MANTECH** seeks a motivated and detail-oriented ** Cyber Security Analyst** to join our team in **Dahlgren. VA.** This position is **on-site.** ... analyze results, and produce detailed trouble reports to support system developers and subject matter experts + Participate in Test and Evaluation (T&E) of… more
    ManTech (10/24/25)
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  • Red Cell Cyber Analyst

    Amentum (Fort Belvoir, VA)
    …or DoD Red Team. The Red Cell Cyber Analyst will perform duties as the core subject matter expert (SME) in cyber red team analysis in a variety of ... Job Description **RED CELL CYBER ANALYST (Operational Position)** The Red Cell ...Should have a diverse understanding of network and information security operations, network exploitation, and telecommunications. + Perform regular… more
    Amentum (08/20/25)
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  • Senior Cyber Warfare Threat Analyst

    Noetic Strategies Inc. (Alexandria, VA)
    …analyses across the Net-Centric/ cyber domain with a special emphasis on threat cyber capabilities + Cyber security /penetration testing experience + ... to produce response products that answer DOT&E information requirements + Provide subject matter expertise, intelligence, and analytical support to DOT&E Air,… more
    Noetic Strategies Inc. (11/05/25)
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  • Sr. CI Cyber Technical Analysis

    Parsons Corporation (Springfield, VA)
    …synthesizing All-Source data to identify patterns, commonalities, and linkages. + Demonstrating subject matter expertise on Technical CI issues, threats, and ... 75 years of experience, Parsons is uniquely qualified to deliver cyber /converged security , technology-based intellectual property, and other innovative services… more
    Parsons Corporation (08/15/25)
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  • Cyber Capability Developer - (Multiple…

    Noblis (Chantilly, VA)
    …exploitation (CNO/CNE). This role requires expertise in both offensive and defensive cyber security tools, network topologies, and secured networks to deliver ... Responsibilities As a Cyber Capability Developer, you will research, develop, and...in solving unique challenges posed by criminal and national security actors. You will build advanced tools and capabilities… more
    Noblis (11/01/25)
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  • Cyber Mechanism Management SME

    Parsons Corporation (Fort Belvoir, VA)
    …Leader Development, Material, Personnel, & Facilities. Skills include judgment, experience, subject matter expertise, decision support tools, and basic to ... 75 years of experience, Parsons is uniquely qualified to deliver cyber /converged security , technology-based intellectual property, and other innovative services… more
    Parsons Corporation (09/26/25)
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  • Senior System Administrator (Windows…

    Koniag Government Services (Chantilly, VA)
    …(or higher) instances. + Serve as Tier 2/Tier 3 escalation support and a Subject Matter Expert (SME) for critical operational issues, providing prompt resolution ... in accordance with Public Law 88-352_** **Job Details** **Job Family** **IT, Cyber Security , Network Systems** **Job Function** **Systems Administrator** **Pay… more
    Koniag Government Services (10/28/25)
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  • Database Security Subject

    General Dynamics Information Technology (Fairfax, VA)
    …Dynamics Information Technology (GDIT) is seeking an experienced and knowledgeable Database Security Subject - Matter Expert/Technical Lead to support one of ... (T2) **Job Family:** IT Infrastructure and Operations **Skills:** Database Security ,Splunk Enterprise Security ,Vulnerability Assessments **Certifications:** Certified Information… more
    General Dynamics Information Technology (10/25/25)
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  • Cloud Cybersecurity Subject Matter

    Guidehouse (Alexandria, VA)
    …(GCIH), GIAC Security Leadership Certification (GSLC), Global Industrial Cyber Security Professional Certification (GICSP), CISSP- Information Systems ... cyber resources (eg, threat detection and response logs, Security Information and Event Management (SIEM) logs, anomaly monitoring...to a job opportunity with Guidehouse, please report the matter to Guidehouse's Ethics Hotline. If you want to… more
    Guidehouse (09/21/25)
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  • Cybersecurity Subject Matter Expert…

    CGI Technologies and Solutions, Inc. (Fort Belvoir, VA)
    **CYBERSECURITY SUBJECT MATTER EXPERT - LEAD** **Category:** ERP/CRM/Tools **Main location:** United States, Virginia, Fort Belvoir **Position ID:** J1025-2413 ... **Position Description:** We are seeking a highly skilled Cybersecurity Subject Matter Expert - Lead to provide...a strategic thinker with a deep understanding of DoD security regulations and a commitment to excellence, we invite… more
    CGI Technologies and Solutions, Inc. (11/04/25)
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  • Technical Subject Matter Expert…

    Huntington Ingalls Industries (Fairfax, VA)
    …Who we are HII - Mission Technologies is seeking highly skilled and experienced Technical Subject Matter Expert (SME) to join our team. The SME will provide ... Employment Type: Part Time/Hourly/Non-Exempt Anticipated Salary Range: $145,746.00 - $200,000.00 Security Clearance: Ability to Obtain Level of Experience: Senior HI… more
    Huntington Ingalls Industries (10/24/25)
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  • Data Engineer - Subject Matter

    Noblis (Chantilly, VA)
    …and implement complex data pipelines and ETL processes to support cyber investigative capabilities across multi-classification domains. + Architect and develop ETL ... database systems and set standards for operations, programming, and security . + Construct and optimize large relational databases across...work and balance the other things in life that matter to them. Our people are our greatest asset.… more
    Noblis (10/30/25)
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  • AI/ML Subject Matter Expert

    General Dynamics Information Technology (Fairfax, VA)
    …most complex challenges. As an **Artificial Intelligence and Machine Learning (AI/ML) Subject Matter Expert (SME)** at GDIT, you'll power innovation to ... + **AWS Certified Machine Learning - Specialty** + **Google Professional ML Engineer** Security Clearance Level:** Ability to obtain a position of Public Trust with… more
    General Dynamics Information Technology (11/01/25)
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