• SME Network and Computer

    GovCIO (Alexandria, VA)
    **Overview** GovCIO is currently hiring a SME Network and Computer Systems Administrator to support our newly awarded United States Coast Guard (USCG) ... USD $155,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/7091/ sme - network -and- computer - systems -administrator/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-VA-Alexandria_… more
    GovCIO (11/15/25)
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  • AEGIS Computer Network

    Leidos (Dahlgren, VA)
    …and knowledgeable professional to join our team as a full-time **AEGIS Computer Network Subject Matter Expert and Tactical and Technical Trainer** ... VA. Your expertise will be crucial in ensuring combat systems training and readiness. Join us and make a...Platforms. + Serve as an AEGIS Computer Network Subject Matter Expert more
    Leidos (09/24/25)
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  • Cybersecurity Subject Matter

    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:** ... **Position Description:** We are seeking a highly skilled Cybersecurity Subject Matter Expert - Lead...the following areas: o Retina scan analysis o Operating Systems (Windows, Unix) o Boundary defense ( network more
    CGI Technologies and Solutions, Inc. (11/04/25)
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  • Cyber Security Subject Matter

    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 ... at least one of the following areas: o Retina scan analysis o Operating Systems (Windows, Unix) o Boundary defense ( network policy, router, firewall) o Internal… more
    CGI Technologies and Solutions, Inc. (10/25/25)
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  • Cloud Cybersecurity Subject Matter

    Guidehouse (Alexandria, VA)
    …threats or compromised accounts. **What You Will Need** **:** + A bachelor's degree in computer science, IT, information systems , or a related field. + A minimum ... in AWS GovCloud. These services include information system, application, network , storage, and cybersecurity design, implementation, optimization, and sustainment. +… more
    Guidehouse (09/21/25)
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  • Network Engineer SME

    System One (Alexandria, VA)
    Network Engineer SME Franconia / Alexandria,...upgrades, apply patches, and conduct routine maintenance to keep network systems up to date. * Work ... highly motivated, self-directed individual to fill the role of Network Engineer SME for an existing government...systems . * Inspect, maintain, and, where necessary, replace network cabling and other network -related equipment. *… more
    System One (10/08/25)
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  • Senior Information Systems Security…

    GovCIO (Alexandria, VA)
    systems (MECM, InTune, Trellix, ACAS, SolarWinds) + Data center and physical computer /storage systems + Physical end user systems such as laptops, ... **Overview** GovCIO is currently hiring a **Senior** **Information Systems Security Engineer** for a program with the US Coast Guard. This position will be located… more
    GovCIO (11/07/25)
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  • RMF Test & Evaluation SME (TS/SCI) (Hybrid)

    Koniag Government Services (Alexandria, VA)
    …Shareholder Preference in accordance with Public Law 88-352_** **Job Details** **Job Family** **IT, Cyber Security, Network Systems ** **Pay Type** **Salary** ... emphasis on automation, continuous verification, and operational readiness. + Provide subject - matter advice on T&E methodologies, toolsets, and techniques… more
    Koniag Government Services (11/15/25)
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  • IT Systems Security Engineer

    SAIC (Springfield, VA)
    …to team leads and government engineering team regarding system/program status. + Serve as a Subject Matter Expert ( SME ) on one or more ... systems in the SIS footprint connected to customer infrastructures. + Conduct audits on computer systems to detect, prevent, and record computer use and… more
    SAIC (10/07/25)
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  • Cyber Technical Analyst Senior (TS/SCI with Poly…

    General Dynamics Information Technology (Chantilly, VA)
    …audience with varied technical background + Prior experience and technical expertise in computer and network operating systems , hardware/ network ... **Job Family:** Cyber and IT Risk Management **Skills:** Enterprise Network , Network Infrastructures,Networks,Quality Assurance (QA),Technical Knowledge **Experience:** 5… more
    General Dynamics Information Technology (11/01/25)
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  • Project Leader

    M. C. Dean (Manassas, VA)
    … security, and solution scalability concerns,. Develop further expertise and serve as a Subject Matter Expert ( SME ) on security engineering needs ... all privacy, network security, and scalability concerns for the systems . Qualifications **Requirements:** Bachelor's Degree in Computer Science, Electrical… more
    M. C. Dean (08/27/25)
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  • AWS Cyber Security Engineer

    General Dynamics Information Technology (Fairfax, VA)
    …and diagrams for security tools, system environments, and cloud operations + Acts as subject matter expert ( SME ) for security **tools, applications** ... standards, but also contribute materially to the security of Target systems + Work closely with functional-area architects, engineering, and security specialists… more
    General Dynamics Information Technology (11/05/25)
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  • Cybersecurity Engineer 6

    M. C. Dean (Chantilly, VA)
    systems for A&A and Continuous Monitoring support. + Serve as the security subject matter expert for the A&A and Continuous Monitoring processes. + ... engineer and deploy automated, secure and resilient power and technology systems ; and deliver the management platforms essential for long-term system sustainability.… more
    M. C. Dean (08/30/25)
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  • Penetration Tester

    CACI International (Chantilly, VA)
    …Bash, Python, Perl or Ruby, Systems Programming is a plus.** **Existing Subject Matter Expert of Advanced Persistent Threats and Emerging Threats.** ... Required: None Type of Travel: None * * * **_The Opportunity:_** **Perform computer network evaluations to include penetration security assessments in a… more
    CACI International (09/13/25)
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  • Cyber Security Specialist 4

    M. C. Dean (Springfield, VA)
    …trends and technologies + Mentor junior Cybersecurity personnel + May act as a subject matter expert , requiring formal and independent learning and the ... telecommunications, life safety, automation and controls, audiovisual, and IT systems . Headquarters in Tysons, Virginia, MC Dean delivers resilient, secure,… more
    M. C. Dean (10/10/25)
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  • Lead Test Engineer

    UIC Government Services and the Bowhead Family of Companies (Fort Belvoir, VA)
    …research, ensuring alignment with emerging trends and best practices. + Act as a subject matter expert on testing methodologies, guiding junior team members ... & data. This is a fast paced job managing subject matter experts and IT professionals advising...for leading the testing and evaluation of large-scale DoD systems , ensuring the successful implementation and integration of modifications… more
    UIC Government Services and the Bowhead Family of Companies (11/12/25)
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  • Data Center Manager, DCC Communities

    Amazon (Manassas, VA)
    …management, 7/24 shift arrangement and hardware logistics - Fast learn or act as the subject matter expert across all aspects in data center operations - ... proposing technical solutions. This position involves leading teams in hardware and network diagnostics followed by physical repair and includes participation in an… more
    Amazon (10/02/25)
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  • Data Center Operations Manager, DCO

    Amazon (Chantilly, VA)
    …management, 7/24 shift arrangement and hardware logistics - Fast learn or act as the subject matter expert across all aspects in data center operations - ... proposing technical solutions. This position involves leading teams in hardware and network diagnostics followed by physical repair and includes participation in an… more
    Amazon (11/14/25)
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