• 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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  • Cses III - Firewall Engineer

    CACI International (Springfield, VA)
    …domains. Ensure the overall health and strong security posture of complex network architectures. The Firewall Engineer will be actively involved with all phases ... IDSs, F5 Load Balancers, VPNs, security controls and policies. + Develops system specifications, architecture designs, integration and test plans, and all relevant… more
    CACI International (12/18/25)
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  • Senior SOC Analyst

    General Dynamics Information Technology (Springfield, VA)
    …+ Communicates alerts to agencies regarding intrusions and compromises to their network infrastructure, applications, and operating systems + Assists with ... FIREPOWER, and security related activities to secure and harden systems . + Work with vendors to ensure the DCO...a Cyber Defense Incident Responder + Requires familiarity with System & Network concepts, user authentication, and… more
    General Dynamics Information Technology (01/03/26)
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  • Senior 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 + ... software products such as firewalls, IPS, Anti-Virus solutions, application firewalls, high availability solutions, network management systems , and virtual … more
    ManTech (12/13/25)
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  • Senior IT Service Desk Manager

    Leidos (Fort Belvoir, VA)
    …Experience with ServiceNow ITOM and/or SAM/HAM modules. + Systems or network administration experience in Windows Server and/or Cisco environments. + ... ticketing system . + Experience with automated call distribution (ACD) systems . + Must possess an Information Assurance Technician (IAT) Level II certification.… more
    Leidos (01/09/26)
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  • IT Service Integrator

    CACI International (VA)
    …support to ENS as an IT Services Integrator for cabling infrastructure, network , voice, access control and security system modernization requirements. Engineers ... with switch vendors to facilitate repair, contracted maintenance and system upgrades. + Seeks out new systems ,...Network - Wired and Wireless + Security Camera Systems + Voice over Internet Protocol + Access Control… more
    CACI International (11/29/25)
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  • Cloud Support Engineer

    ManTech (Vienna, VA)
    …with SLAs + Monitoring and triaging incidents triggered by automated alerting systems ; following established SOPs and runbooks for investigation and escalation + ... product and backline engineers to reproduce issues, validate fixes, and enhance system stability and documentation + Identifying trends or repeat incidents and… more
    ManTech (01/07/26)
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  • Senior Cloud Solutions Architect

    ManTech (Herndon, VA)
    …to:** + Support the enterprise architecture, design, development, and deployment of network and cloud services in support of government customer + Research and ... implement enterprise-wide network and cloud solutions, capabilities, and enhancements to support customer business/mission goals and objectives, while complying with… more
    ManTech (11/15/25)
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  • NCIS Help Desk Analyst Tier 2 | Night Shift 10pm…

    General Dynamics Information Technology (Quantico, VA)
    …ticket in support of internal and/or outside customer computer hardware, software, network , system /application access, and telecommunications systems + Using ... career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you'll be at...+ Route calls to product line specialists, application, or system support specialists + Maintains and updates records and… more
    General Dynamics Information Technology (12/08/25)
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  • AI Solutions Engineer

    SHI (Richmond, VA)
    …designing, configuring, and recommending cutting-edge AI solutions based on NVIDIA DGX systems and OEM (HGX) platforms both Hardware and Software technologies. You ... will collaborate closely with the Partner Eco- System , AGT, SHI customers and internal field sales teams...to identify technology opportunities across Data Center, Cloud (NCPs), Network , Security, and Services spaces. **Role Description** + Serve… more
    SHI (01/07/26)
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