• System Administrator

    CACI International (Chantilly, VA)
    …diagrams, standard operating procedures, and system documentation. + Coordination with customer ISSE to ensure security accreditation of all project IT systems. This ... includes writing documentation and plans to successfully navigate ICD 503 and customer's unique security requirements. + Troubleshoots and resolves hardware, software, and communications problems. Required qualifications: + **TS/SCI security clearance** + CI… more
    CACI International (08/15/25)
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  • Information System Security Engineer

    ManTech (Quantico, VA)
    …seeks a motivated, career and customer-oriented **Information System Security Engineer ( ISSE )** to join our team in **Quantico, VA** **Responsibilities include, but ... are not limited to:** + Identify information protection needs for an IS and Network Environment. Define IS and Network Environment security requirements in accordance with applicable cybersecurity requirements + Design security architectures for use within the… more
    ManTech (08/15/25)
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  • Senior Information System Security Engineer

    ManTech (Quantico, VA)
    …a motivated, career and customer-oriented **Senior Information System Security Engineer ( ISSE )** to join our team in **Quantico, VA.** **Responsibilities include, ... but are not limited to:** + Identify information protection needs for an IS and Network Environment. + Define IS and Network Environment security requirements in accordance with applicable cybersecurity requirements. + Design security architectures for use… more
    ManTech (08/13/25)
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  • Information Systems Security Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Fort Belvoir, VA)
    …us. The world can't wait. You Have: + 6+ years of experience in an ISSE , ISSO, or IT role + Experience with DoD architecture, strategic planning, concept of ... operations, performance attributes, system architecture and design, evolving methodologies, and statutory and regulatory requirements + Experience with Security Information and Event Management ( SIEM ) systems such as Splunk, Elastic, Logstash, and Kibana +… more
    BOOZ, ALLEN & HAMILTON, INC. (08/09/25)
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  • Information Systems Security Engineer

    ManTech (Norfolk, VA)
    …2022) **Preferred Qualifications:** + 3+ years of relevant work experience as an ISSE within a US Government environment, DoD strongly preferred + Active SEC+ CE ... certification + Master's degree in Computer Science or related technical field + Active TS with SCI eligibility **Clearance Requirements:** + Active Secret security clearance with the ability to obtain a TS/SCI **Physical Requirements:** + Must be able to… more
    ManTech (08/08/25)
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  • Information System Security Officer, Classified…

    Lockheed Martin (Herndon, VA)
    …vulnerability management, DISA STIGs\. \- Prior Information System Security Engineer \( ISSE \) or System Administration experience\. \- Bachelor's degree from an ... accredited college in a related discipline, or equivalent experience/combined education, with 2 years of professional experience\. **Security Clearance Statement:** This position requires a government security clearance, you must be a US Citizen for… more
    Lockheed Martin (08/08/25)
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  • Network Systems Engineer

    SAIC (Chantilly, VA)
    …in the XACTA system + Work with government Information Security systems engineer ( ISSE ) after evaluation, to address liens, due dates for closure, and submit proof ... to complete closure within XACTA + Develop security-related documentation for Assessment and Authorization (A&A) under ICD 503 and associated government directives + Installing, configuring and troubleshooting network hardware issues + Troubleshoot hardware… more
    SAIC (08/07/25)
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  • Information System Security Manager III

    Global Resource Solutions (Arlington, VA)
    …all technical security issues outside of area of expertise or responsibility with ISSE + Provide expert research and analysis in support of expanding programs and ... area of responsibility as it pertains to cyber security and information technology activities + Develop Assured File Transfers (AFT) on accordance with the JSIG + Provide leadership, mentoring, and quality assurance for Cyber Security and Information… more
    Global Resource Solutions (07/22/25)
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  • Network Operations Center Specialist and Linux…

    Leidos (Hampton, VA)
    …openings for a Cyber Security Engineer / Information Systems Security Engineer ( ISSE ). Our team supports the Advanced Battle Management System's (ABMS) Digital ... Infrastructure (DI) Network Manager program. In this mission we support the Department of the Air Force (DAF) to field and operate the ABMS Digital Infrastructure, which is foundational in creating a unified command-and-control infrastructure connecting/… more
    Leidos (07/19/25)
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  • Army Data and Analytics Platform Effort

    UIC Government Services and the Bowhead Family of Companies (Alexandria, VA)
    …Network Architect) + Information Security Analyst + Information Systems Security Engineer ( ISSE ) + Information Technology Specialist + IT Architecture and Cyber + ... Network and Computer Administrator + Power BI- Platform Developer + Product Manager + Program Manager Lead + Project Manager + Project/Program Manager + SAAS Functional Team Lead + Senior Plans and Ops System Analyst + Software Developer + Software Quality… more
    UIC Government Services and the Bowhead Family of Companies (07/13/25)
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