• Systems Administrator - Tier 3 Support

    GovCIO (Fairfax, VA)
    …VDI, SQL Server, IIS, Apache, SAN, Hyper-Converged, LAN, WLAN, VLAN, OSI model, TCP / IP , VPN, firewalls, and PKI **Qualifications** + Bachelor's with 8+ years ... of System Administration experience (or commensurate experience) + Clearance Required: Active Secret clearance **Company Overview** GovCIO is a team of transformers--people who are passionate about transforming government IT. Every day, we make a positive… more
    GovCIO (06/03/25)
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  • Senior Security Engineer - AI/ML Threat Detection,…

    Amazon (Arlington, VA)
    …logs, NetFlow) - An understanding of network and web related protocols (such as, TCP / IP , UDP, IPSEC, HTTP, HTTPS, routing protocols) - Ability to develop code ... with at least one modern language, such as Python Preferred Qualifications - Experience creating threat detections in enterprise environments - Experience with analytic development for endpoint and/or network security - Experience using common cloud services… more
    Amazon (06/03/25)
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  • Network Incident Management Quality Assurance Lead

    CACI International (Sterling, VA)
    …environment + Strong understanding of network protocols, architectures, and technologies (eg, TCP / IP , MPLS, SDN) + Experience with network monitoring and ... performance management tools **Desired:** + Experience in a leadership or mentoring role + Advanced ITIL certifications or training - ** ** **What You Can Expect:** **A culture of integrity.** At CACI, we place character and innovation at the center of… more
    CACI International (06/03/25)
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  • Network/System Administrator III

    Global Resource Solutions (Arlington, VA)
    …secure MS Windows network environment and limited web/data application service + Maintain internet applications and protocols IP , TCP ,HTTP, HTTPS, FTP, & SSL ... + Maintain file servers, Firewalls, network access, Security Monitoring Systems and system documentation as required + Interface with local customers and provide IT related support to quickly resolve problems + Analyze and troubleshoot system anomalies to… more
    Global Resource Solutions (06/02/25)
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  • High Speed Guard Engineer

    CACI International (Springfield, VA)
    …with Linux operating systems; understanding of general operating system security practices, TCP / IP networking, and network security concepts.** - ** ** **What ... You Can Expect:** **A culture of integrity.** At CACI, we place character and innovation at the center of everything we do. As a valued team member, you'll be part of a high-performing group dedicated to our customer's missions and driven by a higher purpose -… more
    CACI International (06/02/25)
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  • ADC Engineer I, Amazon Dedicated Cloud Engineering…

    Amazon (Herndon, VA)
    …(Ubuntu, CentOS, RedHat, Solaris, etc.) - 1-3 years of experience with Networking ( TCP / IP , DNS) - 1-3 years of experience with Troubleshooting / Support ... Security Clearance of TS/SCI with Polygraph Preferred Qualifications - Experience with internet fundamentals and cloud computing concepts - Experience with AWS core… more
    Amazon (05/31/25)
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  • Computer Operator

    IBM (Ashburn, VA)
    …and security settings. * Basic understanding of networking fundamentals, including TCP / IP , DHCP, DNS, VLANs, and network troubleshooting skills, along ... with the ability to perform basic configurations on networking equipment such as switches and routers. **Preferred technical and professional experience** Desired Experience: * Operating System Installation - Windows Server, Linux, Unix * Cabling knowledge… more
    IBM (05/31/25)
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  • Cleared Network Engineer L3

    Virtual Service Operations (Lorton, VA)
    …management, and Azure networking. + In-depth knowledge of network protocols, including TCP / IP , DHCP, DNS, SNMP, VPN, and routing protocols (eg, BGP, ... OSPF). + Experience with network security technologies, such as firewalls (Palo Alto), IDS/IPS, and access control systems, within an Azure networking environment. + Strong analytical and troubleshooting skills to identify and resolve complex network issues… more
    Virtual Service Operations (05/31/25)
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  • Building Automation and Controls Field Technician-…

    Carrier (Glen Allen, VA)
    …and integrate into a variety of building automation systems. + Expert with TCP / IP networks including wireless technology. + Experience interacting with a large ... and diverse number of simultaneous challenges, requiring knowledge of multiple disciplines. + Ability to communicate technical information to a non-technical audience. + Excellent communication skills as well as the ability to work well in a team environment.… more
    Carrier (05/30/25)
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  • Principal Cyber Support Developer

    ManTech (Chantilly, VA)
    …Server 2019, Active Directory, Server Roles, Access Rights and Security Groups. TCP / IP networking, 802.1x and network security concepts is required. **Minimum ... Qualifications:** + Bachelor's degree or 4+ years of additional software development in lieu of degree + 7+ years of software development experience + Experience with Git, Gitlab, developing with continuous integration-continuous delivery (Cl/CD) pipeline +… more
    ManTech (05/30/25)
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