• System Administrator

    Parsons Corporation (Centreville, VA)
    …and Linux servers, ensuring optimal performance, security, and availability. + Administer Cisco network devices, including routers, switches, and firewalls, to ... managing Windows and Linux operating systems. + Extensive experience with Cisco network devices and configurations. + Expertise in ESX/VMware and Hyper-V virtual… more
    Parsons Corporation (09/04/25)
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  • Cyber Security Engineer

    Shuvel Digital (Arlington, VA)
    …Hacker (CEH), Windows/Linux Admin, Azure Sentinel or Other Cloud SIEM, CISSP, Security+, Network +, Cisco Certified Network Professional (CCNP), Cisco ... and testing. * Experience and/or familiarity with the following network protection devices: Firewalls, intrusion detection and prevention systems (IDS/IPS),… more
    Shuvel Digital (09/25/25)
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  • Hybrid Cyber Security Engineer

    Shuvel Digital (Arlington, VA)
    …Hacker (CEH), Windows/Linux Admin, Azure Sentinel or Other Cloud SIEM, CISSP, Security+, Network +, Cisco Certified Network Professional (CCNP), Cisco ... and testing. + Experience and/or familiarity with the following network protection devices: Firewalls, intrusion detection and prevention systems (IDS/IPS),… more
    Shuvel Digital (09/25/25)
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  • Principal Network Engineer/Analyst (Remote)

    Parsons Corporation (Centreville, VA)
    …VMware and NetApp technologies and supporting virtualized environments + Experience with Cisco and Palo Alto network equipment + Exceptional problem-solving ... looking for. **Job Description:** Parsons is looking for an amazingly talented **Principal Network Engineer/Analyst** to join our team! In this role you will focus… more
    Parsons Corporation (09/11/25)
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  • Network Architect

    CoStar Realty Information, Inc. (Arlington, VA)
    …design, implementation, and support in an enterprise-class environment with a complex network architecture. + Cisco routing and switching experience. + NextGen ... Network Architect Job Description **Overview** CoStar Group (NASDAQ:...we provide an invaluable edge in real estate. The ** Network Architect ** is responsible for designing, supporting, managing,… more
    CoStar Realty Information, Inc. (08/26/25)
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  • Network Engineer Tier 3

    CACI International (Chantilly, VA)
    …(TCP/IP, OSPF, BGP, MPLS, etc.) + Expertise in configuring and managing enterprise-level network equipment ( Cisco , Juniper, etc.) + Strong understanding of ... Network Engineer Tier 3 Job Category: Information Technology...ongoing basis. **Opportunity:** Team CACI is seeking a Senior Network Engineer to support an Intelligence Community customer's diverse… more
    CACI International (07/26/25)
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  • Information System Security Engineer (ISSE)

    Assertive Professionals (Chantilly, VA)
    …+ Splunk Administration knowledge and skills + Securing and monitoring enterprise level Cisco network , VOIP, and VTC devices + Administering, securing and ... This also includes advising and assisting the client with: security and network accreditations; providing the client with a working understanding of the latest… more
    Assertive Professionals (07/10/25)
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  • Senior Network Systems Engineer

    Noblis (Chantilly, VA)
    …C2S) + Linux and Windows operating systems + Windows Active Directory + Network hardware ( Cisco , Arista, SonicWall) + Containerization (Docker, Kubernetes) + ... Engineer, you will plan, design, and implement additions and changes to network hardware, infrastructure server environments, and operating systems. You will provide… more
    Noblis (09/03/25)
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  • Senior System Administrator (C)

    SimIS Inc. (Dahlgren, VA)
    …a business, technical or engineering field. + Certification in LINUX operating systems + Cisco Certified Network Associate (CCNA). + CompTIA, the Server + + Per ... and implement solutions that are within Government security guidelines and maintain network infrastructure and processes that ensure network architectures can be… more
    SimIS Inc. (08/07/25)
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  • Watch Stander / Jr Network Administrator…

    NANA Regional Corporation (Alexandria, VA)
    …communications links as required. + Maintain a log and track metrics on network outages. + Cisco and Juniper configuration, initialization, and preparation of ... a highly motivated, self-directed individual to fill the role of a Jr Network Administrator/Watch Stander (Day) for an existing government client. The place of… more
    NANA Regional Corporation (08/08/25)
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