• Systems Engineer 4

    M. C. Dean (Vienna, VA)
    …With over 7,000 employees, our capabilities span electrical, electronic security , telecommunications, life safety, automation and controls, audiovisual, and IT ... cybersecurity industries. We are seeking a **System Engineer 4** to join our ** Security and Electronic Systems (SES)** business Unit. As part of **(SES)** Strategic… more
    M. C. Dean (10/14/25)
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  • Senior ISCM Program Lead

    Guidehouse (Arlington, VA)
    …Lead provides expert-level leadership and oversight for the agency's Information Security Continuous Monitoring program. This role is responsible for developing, ... accordance with federal laws and regulations, most notably the Federal Information Security Modernization Act (FISMA) and guidance from the National Institute of… more
    Guidehouse (10/05/25)
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  • Linux Systems Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    …and security teams, to design, implement, and optimize system architecture and infrastructure. **Required qualifications to be successful in this role:** ... for a Linux Systems Administrator within our Intel sector advancing the national security mission through cutting edge technology. You must have a passion for… more
    CGI Technologies and Solutions, Inc. (10/01/25)
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  • Cybersecurity Systems Analyst - Senior

    Amentum (Arlington, VA)
    …compliance and validation of customer networks to ensure compliance with regulations and security and standards. The end goal is to ensure the integrity of customer ... Additionally, the Cybersecurity Systems Analyst should be able to perform security evaluations and vulnerability assessments using the DOD Assured Compliance… more
    Amentum (09/28/25)
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  • Senior Cybersecurity Analyst

    Guidehouse (Mclean, VA)
    …to include but not limited to: + Monitor computer networks for security issues, including investigating security breaches and other cybersecurity incidents. ... security breaches and assess the consequences/impacts; work with the security team to perform tests and uncover network vulnerabilities, such as penetration… more
    Guidehouse (09/28/25)
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  • ACAS Engineer - Active Top Secret Clearance…

    ENS Solutions (Norfolk, VA)
    …of cyber defense capabilities, including web content filters, email security capabilities, Intrusion Detection System, Intrusion Prevention System, Host Based ... Security Systems, Security Incident and Event Management...artificial intelligence, or anomaly detection + Experience with Zero-Trust Architecture + Experience with DevSecOps, CI/CD, IaC and CaC,… more
    ENS Solutions (09/27/25)
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  • Systems Development Engineer, Faraday

    Amazon (Arlington, VA)
    …Services team is hiring a cleared Systems Development Engineer to support cloud security services for the US Intelligence Community. Our team is tasked with ... protecting the AWS infrastructure that is used by our National Security customers. Join our mission to help lead, deploy, and support the security systems that… more
    Amazon (09/27/25)
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  • Cybersecurity Project Engineer

    Nightwing (Sterling, VA)
    …and make recommendations on program-level documentation (eg, requirements specification, system architecture , design documents, test plans and security plans). + ... **This position is CONTINGENT upon contract award** The Cyber Security Project Engineer (CSE) supports the LSA to identify,...(CSE) supports the LSA to identify, design, and deploy security controls and subsystems to support the on-premises secure… more
    Nightwing (09/26/25)
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  • Unix Systems Administrator

    Navy Exchange Services (NEX) (Virginia Beach, VA)
    …Virtual partitions and VIO servers deploying and testing OS LVM HACMP security patching virus updates and performance tuning. Duties and Responsibilities: Incumbents ... administration activities including system monitoring, performance tuning, backup/recovery, server architecture design and system maintenance. - Follows operating procedures… more
    Navy Exchange Services (NEX) (09/23/25)
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  • Cloud Cybersecurity Subject Matter Expert

    Guidehouse (Alexandria, VA)
    …sustainment. + Design and maintain a high-availability, scalable system architecture , and develop proactive cybersecurity measures including applying hardening ... DoD Zero Trust mandates and guidelines. + Design and implement advanced security architectures for predictive threat detection, response, and real-time security more
    Guidehouse (09/21/25)
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