• Principal Cyber Security Engineer

    ManTech (Chantilly, VA)
    systems + Knowledge of Windows and Linux systems , general operating system security practices, TCP/IP networking, 802.1x, and network security concepts + ... You will work alongside cyber experts to develop solutions that enhance network compliance and security posture across DoD systems . **Responsibilities include… more
    ManTech (12/13/25)
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  • Cybersecurity Project Engineer

    Nightwing (Sterling, VA)
    Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' ... community, defense, civil, and commercial markets. Job Title: Cybersecurity Project Engineer Location: Sterling, VA Clearance: TS/SCI Poly **This position is… more
    Nightwing (12/26/25)
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  • AV Field Engineer 3

    M. C. Dean (Vienna, VA)
    …are seeking an **AV Engineer 3** to join our **Security and Electronic Systems (SES)** business Unit. As part of **(SES)** Strategic Business Unit you will be ... systemcosting for A/V projects + Design, integrate, test and troubleshoot various network and telecommunications systems including IP networks and ISDN networks… more
    M. C. Dean (10/30/25)
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  • Senior Cyber Security Engineer

    ManTech (Chantilly, VA)
    …with the network service provider to develop and maintain detailed network architecture diagrams. + Evaluate system performance, identify areas for ... products such as firewalls, IPS, antivirus tools, application firewalls, high-availability solutions, network management systems , and virtualized systems . +… more
    ManTech (12/13/25)
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  • Senior Infrastructure Engineer - Secret…

    General Dynamics Information Technology (Chantilly, VA)
    …**Job Description:** **GDIT is** **seeking** **a** **Senior** **Infras** **t** **ructure Engineer ** **to** **Defense Information Systems Agency (DISA) Global ... of all infrastructure systems . + **Troubleshooting:** Troubleshoots operating systems , network , storage, identity, virtualization, software, and application… more
    General Dynamics Information Technology (12/14/25)
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  • LVC Integration Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Stafford, VA)
    …makes you an integral part of delivering a customer-focused engineering solution. As a Systems Engineer on our team, you'll have the chance to shape customer ... LVC Integration Engineer The Opportunity: Are you looking for an...your customer's environment and how to develop the right systems for their mission. Your ability to translate real-world… more
    BOOZ, ALLEN & HAMILTON, INC. (01/08/26)
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  • Cyber Security Engineer IV

    SOS International LLC (Reston, VA)
    …security missions worldwide. **Job Description** SOSi is seeking an experienced Cybersecurity Engineer to join our team at SOS International in Reston, VA. This ... Microsoft 365/Azure, and multi-cloud environments (AWS, GCP, OCI). You will engineer , implement, and continuously improve controls that protect CUI/FCI and other… more
    SOS International LLC (12/31/25)
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  • SCCM Desktop Engineer

    SAIC (Quantico, VA)
    …that improve the effectiveness of desktop engineering. + Supports documentation of desktop/ system network configurations and software inventory, as well as ... **Description** **SAIC is seeking a SCCM Desktop Engineer for a (fully-onsite) role out of Quantico,...oversight authority on the accreditation of classified facilities, information systems , and the insider threat program. This involves security… more
    SAIC (11/21/25)
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  • Principal Software Development Engineer

    Oracle (Richmond, VA)
    …features and systems for our customers. + Work across teams to engineer the best system (for operations and customers) regardless of organizational ... customer choices for storage, such as industry-leading local NVME storage or elastic network block storage. The Oracle Kubernetes Engine (OKE) builds the OCI service… more
    Oracle (12/08/25)
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  • ForeScout Engineer - Active TS/SCI with CI…

    ENS Solutions (Norfolk, VA)
    …they engineer solutions to complex challenges for customers using knowledge network engineering, Active Directory, and system administration. In this role, ... correlation in large enterprises. + Contribute to risk and vulnerability assessments in network , system , and application areas, and leverage big data analytics… more
    ENS Solutions (12/06/25)
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