• IT System Administrator

    KBR (Mclean, VA)
    …a degree. + Security+ Certification + Requires knowledge and understanding of TCP /IP networking principals in a Microsoft Environment to include network topologies ... 2012/Win7 and Linux operating systems. + Familiarity with networking concepts, including TCP /IP, DNS, and VPN troubleshooting. + Experience with IT support tools,… more
    KBR (06/24/25)
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  • Sr. Penetration Tester

    CACI International (Chantilly, VA)
    …Database systems such as Oracle, MSSQL, Postgresql, etc. + Commercial TCP /IP firewall/IDS/IPS and Anti-Virus products + Networking protocol stacks and ... administration, digital certificates, and encryption systems + Telecommunications protocols such as TCP /IP, ISDN, etc. + Must have experience in Windows and Linux… more
    CACI International (06/21/25)
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  • Penetration Tester

    CACI International (Herndon, VA)
    …Database systems such as Oracle, MSSQL, Postgresql, etc. + Commercial TCP /IP firewall/IDS/IPS and Anti-Virus products + Networking protocol stacks and ... digital certificates, and encryption systems + Telecommunications protocols such as TCP /IP, ISDN, etc. Must have experience in Windows and Linux environment,… more
    CACI International (06/21/25)
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  • Senior Systems Administrator (Unix/ Linux)

    First Division Consulting (Dahlgren, VA)
    …and resource allocation to optimize system functionality. + Implement and monitor TCP /IP network protocols and security measures to protect sensitive information. + ... environments and performance tuning. + Expertise in network protocols, including TCP /IP, and major network security tools. + Strong knowledge of cybersecurity… more
    First Division Consulting (06/19/25)
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  • Senior Systems Engineer (Network)

    First Division Consulting (Dahlgren, VA)
    …implementing, and managing secure network infrastructures, leveraging Cisco, Juniper, TCP /IP, and VoIP technologies, while ensuring compliance with DoD cybersecurity ... and maintaining network infrastructure using Cisco and Juniper technologies. + TCP /IP and VoIP technology integration. + Managing routers, switches, fiber optics,… more
    First Division Consulting (06/19/25)
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  • Senior Solutions Architect, Ethernet Networking…

    NVIDIA (VA)
    …experience with 10+ years of proficiency in networking fundamentals, Switching, Routing, TCP /IP, and data center architecture. + Strong Ethernet, TCP /IP and ... Routing hands-on experience including BGP, VxLAN and EVPN Network troubleshooting using a Sniffer (8+ years) + Strong Linux administration expertise with understanding of system-level issues, kernel drivers, PCIe devices, and computer hardware architecture (8+… more
    NVIDIA (06/17/25)
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  • Computer Systems Analyst

    ManTech (Herndon, VA)
    …common network standards; strong understanding of network protocols and technologies, including TCP /IP, DNS, DHCP, and QoS, MPLS; Very strong knowledge of routing ... protocols (eg, BGP, EIGRP, OSPF) and network protocols (eg, TCP /IP, GRE, IPSEC, and VRF) + Technical certifications such as Cloud, CCNA, CCNP, Virtualization,… more
    ManTech (06/14/25)
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  • Sr. Embedded Software Engineer, Kuiper Government…

    Amazon (Arlington, VA)
    …software for data processing, device control, and networking protocols (eg, TCP /IP, UDP). * Develop low-level drivers for peripherals and interfaces, including ... synchronization, and networking subsystems - Familiarity with networking protocols (eg, TCP /IP, UDP) and low-level hardware interfaces such as I2C, SPI, and… more
    Amazon (06/14/25)
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  • Network Development Engineer, Datacentre Fabrics…

    Amazon (Arlington, VA)
    …Unix/Linux command line experience Preferred Qualifications - Thorough understanding of TCP /IP networking, IP routing, Server Load Balancing, and Network Security ... architecture and core technologies such as IP, TCP , OSPF/IS-IS, BGP, MPLS, Server Load Balancers, Firewalls, ACLs, DNS, DHCP, IPAM, LDAP, NFS, etc. Knowledge of… more
    Amazon (06/13/25)
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  • Network Development Engineer I, HPC Fabrics,…

    Amazon (Arlington, VA)
    …experience in Python or other language Preferred Qualifications - Thorough understanding of TCP /IP networking, IP routing, and core technologies such as IP, TCP , ... OSPF/IS-IS, BGP, MPLS, Server Load Balancers, Firewalls, ACLs, DNS, DHCP, IPAM, LDAP, NFS, etc. - Knowledge of network analysis fundamentals and robust troubleshooting skills; specifically, network performance analysis - Experience working with customers to… more
    Amazon (06/13/25)
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