• First Line Supervisor - Tyvek(R) Spinning

    DuPont (Richmond, VA)
    …changing work schedules, and prioritization of work. ​ **The schedule is a 12-hour rotating shift ( switching between days & nights)** **7 am - 7 pm & 7 pm - 7 am** ... activities applicable to the Gatekeeper role during off-hours related to routing maintenance service requests originating within the plant to the appropriate… more
    DuPont (10/21/25)
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  • Senior Network Engineer

    ManTech (Chantilly, VA)
    …system architecture. + Remaining well versed in a multi-vendor environment for layer 2/3 switching and routing , firewalls, SAN directors, as well as virtual and ... cloud-hosted networking technologies. + Installing, configuring, and maintaining entire physical networking infrastructure including firewalls and core/distribution/access switches and routers. + Utilizing network monitoring applications for traffic, access,… more
    ManTech (10/21/25)
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  • Network Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    …1+ years of hands-on experience supporting network infrastructure. + Strong understanding of routing and switching protocols, including but not limited to BGP, ... OSPF, EIGRP, and/or redundancy protocols such as HSRP and VRRP. + Experience with firewalls, including policy creation, VPN configuration, and/or security monitoring. + Experience with load balancing such as F5 LTM/GTM, including local and global traffic… more
    CoStar Realty Information, Inc. (10/17/25)
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  • Electrical/Computer Engineer

    Gromelski & Associates, Inc. (Manassas, VA)
    …videos distribution and streaming, or Remote Network Adaptor (RNA) . Experience with Routing and Switching protocols, IP, Subnet, Network Route, DHCP, UDP ... multicast . Experience with Analog Audio performance. . Excellent communication and presentation skills. **_Electrical/Computer Engineer Additional Requirements:_** . Bachelor's degree from an accredited college in Electrical or Computer Engineering, or… more
    Gromelski & Associates, Inc. (10/16/25)
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  • Network Engineer Principal

    SAIC (Norfolk, VA)
    …(JTRS). + Windows and Linux system administration skills. + Expertise in network routing & switching systems (eg, switches, routers). + Experience with TACLANES ... and other Communications Security (COMSEC) devices. + Experience with Triton unmanned vehicle program. + Knowledge in network defense systems (eg, firewalls, IDS, IPS). + Cisco Certified Network Associate (CCNA) or equivalent level of Cisco certification. +… more
    SAIC (10/16/25)
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  • Sr. Managed Services Engineer - Citrix

    SHI (Richmond, VA)
    …(NetScaler): design and operate HA pairs; L4-L7 load balancing, content switching , GSLB, Gateway/ICA proxy; TLS/cert lifecycle; nFactor/AAA; foundational WAF; deep ... MacOS; Linux; AD/GPO/DNS/PKI; hypervisors (vSphere/Hyper-V/Nutanix AHV); Azure/Citrix Cloud; TCP/IP, routing /NAT, firewalls/SD-WAN, QoS; packet-level triage with Wireshark. + Service… more
    SHI (10/14/25)
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  • Network Engineer, Operations and Support

    Meta (Richmond, VA)
    …in the global team's Tier 3 and 4 on-call rotation with the goal of routing issues as needed and understanding how processes or tooling might be improved, skills can ... to Intermediate System, Open Shortest Path First, and/or Multi-protocol Label Switching in complex troubleshooting scenarios. Cisco and Juniper Professional level or… more
    Meta (10/10/25)
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  • Lead Network and Infrastructure Engineer

    ManTech (Herndon, VA)
    …and support experience; strong troubleshooting and documentation skills + Proficiency in routing / switching , VPNs, firewalls, and load balancing in enterprise and ... secure environments + Experience supporting federal networks and knowledge of RMF, DISA STIGs, or NIST 800-53 + Familiarity with Cloud network integrations (AWS, Azure, Oracle Cloud, etc.) + Experience with Terraform scripting or AWS/Cloud Formation + Prior… more
    ManTech (10/10/25)
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  • Cyber Threat Hunter

    Leidos (Ashburn, VA)
    …and executing threat hunt missions + Understanding of enterprise network architecture ( routing , switching , firewalls, proxies, load balancers) + Completion of ... military cyber training courses: 4-11-C32-255S (CP), 4C-255N (CP), or 4C-255A (CP) + Working knowledge of networking protocols (HTTP, DNS, SMB, etc.) + Familiarity with Windows and Linux operating systems + Proficiency in scripting languages (Python,… more
    Leidos (10/08/25)
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  • Network Engineer SME

    System One (Alexandria, VA)
    …of these certifications is required): Juniper Networks Certified Specialist: Enterprise Routing and Switching (JNCIS-ENT), Juniper Network Certified Internet ... Expert (JNCIE) or the Cisco equivalent Cisco Certified Network Professional (CCNP), Cisco Certified Internet Expert (CCIE) is required (at least one of these certifications is required) Strong communication and written skills. Preferred Qualifications: * A… more
    System One (10/08/25)
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