• Senior Systems Administrator

    Leidos (Lorton, VA)
    …Experience with Active Directory, LDAP, or similar directory services. + Familiarity with network security protocols and best practices. + Knowledge of basic ... organizational skills. **Preferred Qualifications:** + Relevant certifications (eg, CompTIA Network +, CompTIA Security +, Microsoft Certified: Azure Administrator… more
    Leidos (04/11/25)
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  • Network Management Systems (NMS)…

    CACI International (Sterling, VA)
    …maintaining Linux-based systems , ensuring high performance, reliability, and security of our network monitoring and management infrastructure. ... Network Management Systems (NMS) Linux Engineer...InfluxDB). + Manage system updates, patches, and security configurations to ensure systems are up-to-date… more
    CACI International (05/13/25)
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  • System Administrator (Lenel)

    Serco (Norfolk, VA)
    …the implementation configuration/setup, test, maintenance and upgrade of Host Base Security System (HBSS) solution to include derivation and configuration ... (IAVA) security requirements. + Support the regular security scans of network infrastructures using the...Install, configure, maintain, upgrade and administer an environment monitoring system or systems , to include the environment… more
    Serco (04/25/25)
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  • Sr Engineer - Federal

    Lumen (Herndon, VA)
    …and engineering disciplines. Specific technical knowledge of enterprise level networking and network security . + Available 24/7 for Network Outages ... hands-on position, the Sr Engineer will be responsible for systems in support of Lumen's Government and commercial managed...Security programs. + 5+ years of experience with system security concepts, system more
    Lumen (05/03/25)
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  • SIGINT Systems Admin (High-Band Journeyman)

    CACI International (Hampton, VA)
    …You will be responsible for resolving IT hardware and software infrastructure (servers, network , security , etc.) issues using systems analysis techniques and ... infrastructure including user systems , servers, storage, and network connectivity. You will also provide system ... administration for assigned infrastructure and establish and maintain system security . You will also apply … more
    CACI International (04/18/25)
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  • Network Management Systems (NMS)…

    CACI International (Sterling, VA)
    …optimizing, and maintaining the databases that support our network management systems , ensuring high performance, availability, and security of critical ... Network Management Systems (NMS) Database Administrator...security policies and access controls + Collaborate with network engineers and application developers to support NMS functionality… more
    CACI International (05/10/25)
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  • Hardware Engineer

    SAIC (Reston, VA)
    …are highly regarded. **Desired Experience:** + Certified Information Systems Security Professional (CISSP) + Cisco Certified Network Associate (CCNA) or ... Cisco Certified Network Professional (CCNP) + CompTIA Server+ Certified Information Systems Security Professional (CISSP) **Clearance:** + Must be a US… more
    SAIC (04/17/25)
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  • Software Development Engineer II, Network

    Amazon (Arlington, VA)
    …want to help. You'll join a diverse team of software, hardware, and network engineers, supply chain specialists, security experts, operations managers, and other ... help us deliver the highest standards for safety and security while providing seemingly infinite capacity at the lowest...time to make history by building large-scale distributed software systems . The AWS network is composed of… more
    Amazon (05/07/25)
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  • Senior Physical Infrastructure Specialist

    First Division Consulting (Dahlgren, VA)
    …environments. + Knowledge of fiber optic splicing, cable testing procedures, and network security best practices. Physical Requirements: + While performing the ... critical in maintaining the integrity and reliability of physical IT and network infrastructure, directly contributing to system readiness and operational… more
    First Division Consulting (03/11/25)
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  • F5 Systems Engineer - TS/SCI

    General Dynamics Information Technology (Sterling, VA)
    system enhancements that improves the performance and reliability of the network security infrastructure. + Monitoring and troubleshooting platform and OS ... based problems: network security infrastructure, and connectivity issues. +...and Disaster Recovery + Experience deploying, managing, and troubleshooting network systems , switching, and routing protocol standards… more
    General Dynamics Information Technology (04/25/25)
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