• Quality Assurance Engineer II

    Amazon (Arlington, VA)
    …Internet and Web technologies including Apache, HTTP, XML, HTML, Load Balancing, and DNS . Develop tests using Java and Shell Scripts in a Linux environment, document ... and coordinate the deployment of manual and automated tests for complex systems, and test mobile device development kits and device frame works. Design and build automated test cases for mobile device based graphical user interface using test automation… more
    Amazon (12/16/25)
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  • F5 Systems Engineer - TS/SCI

    General Dynamics Information Technology (Sterling, VA)
    …as: TCP/IP, MPLS, OSPF, BGP, SDN, and 802.1x.** **Experience managing and troubleshooting DNS , DHCP, IPAM, and NTP in a large multi-site environment** **Knowledge of ... risk and controls landscape, ensuring company-wide standards are met** GDIT IS YOUR PLACE At GDIT, the mission is our purpose, and our people are at the center of everything we do. * Growth: AI-powered career tool that identifies career steps and learning… more
    General Dynamics Information Technology (12/15/25)
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  • DevOps Engineer

    CACI International (Sterling, VA)
    …+ Knowledge of networking configurations and hardware, especially with Cisco equipment ( DNS , routing, VLANs, VPNs, etc.) + Experience using automated testing and ... security scanning tools (SonarQube, Fortify, etc.). + Experience with interpreting, implementing, and maintaining cybersecurity baseline configurations (STIG, NIST 800-52 and 800-171, etc) + Familiarity with hypervisors and managing virtual environments… more
    CACI International (12/15/25)
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  • IT Service Desk Support - Tier III

    Trace Systems Inc (Portsmouth, VA)
    …networking knowledge to diagnose and resolve connectivity issues involving TCP/IP, DNS , DHCP, and VPN technologies. + Demonstrating awareness of cybersecurity best ... practices and adherence to data handling, access control, endpoint security, and incident reporting procedures. + Maintaining compliance with role-based access control (RBAC) and acceptable use policies. + Exhibiting strong written and verbal communication,… more
    Trace Systems Inc (12/15/25)
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  • Linux Engineer - TS/SCI with Polygraph

    General Dynamics Information Technology (Chantilly, VA)
    …servers and workstations is a plus (SSSD, WinBind, etc.) + Strong understanding of DNS , DHCP and LDAP in a Windows or Linux environment + Operating system deployment ... and Configuration Management via Satellite and/or Ansible Automation Platform + Application Troubleshooting such as Firefox, Chrome, Java and/or Citrix based virtual applications such as Outlook, Excel, Word + Understanding of SMB/CIFS and NFS file sharing… more
    General Dynamics Information Technology (12/15/25)
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  • Unified Communication SME Engineer

    General Dynamics Information Technology (Chantilly, VA)
    …systems. + **Support Skills** : Extensive support knowledge in DNS , certificates/PKI, TLS, signaling/media, AD, PowerShell, APIs/REST, Network/FW, and h.323/SIP. ... + **Advanced Troubleshooting** : Proven troubleshooting across signaling/media layers using call traces and packet captures (Wireshark/tcpdump). + **Customer Service** : Superior customer service skills, essential for engaging with diverse stakeholder groups… more
    General Dynamics Information Technology (12/15/25)
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  • Azure Cloud Developer

    General Dynamics Information Technology (Fairfax, VA)
    …Cisco AnyConnect, and Zscaler. + Strong understanding of networking, DNS , Load-Balancers, Application Gateways, firewall rules, network security groups (NSG) ... and Web Application Firewalls (WAF). **Desired Skills:** + Experience with Word, Excel, PowerPoint, Visio, Visual Studio Code and MS Teams. + Experience with ITIL and Agile Methodologies (SCRUM, SAFe) and their ceremonies. + Demonstrated experience performing… more
    General Dynamics Information Technology (12/14/25)
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  • Building Automation Technical Lead

    V2X (Springfield, VA)
    …regarding their experience in network administration, Domain Name Server ( DNS ) maintenance, Field Level Network (FLN) troubleshooting, and commissioning. Security ... Clearance Requirement: This position requires a current Top Secret / Sensitive Compartmented Information (TS/SCI) Clearance. At V2X, we are deeply committed to both equal employment opportunity, including protection for Veterans and individuals with… more
    V2X (12/13/25)
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  • Endace Platform Engineer - Active TS/SCI with CI…

    ENS Solutions (Reston, VA)
    …platforms. + Solid understanding of core network protocols (TCP/IP, TLS, DNS , HTTP/S, NetFlow/IPFIX, etc.) + Active TS/SCI clearance; willingness to take ... a polygraph exam + Associate's degree and 5+ years of experience supporting IT projects and activities, Bachelor's degree and 3+ years of experience supporting IT projects and activities, or Master's degree and 1+ year of experience supporting IT projects and… more
    ENS Solutions (12/13/25)
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  • Senior System Administrator

    SAIC (Arlington, VA)
    …Windows Server, Active Directory Domain Services (AD DS), Domain Name System ( DNS ), and Group Policy (GP) management. + Experience implementing and managing Active ... Directory Certificate Services (AD CS) to support a large-scale Public Key Infrastructure (PKI). + Strong understanding of authentication mechanisms (Kerberos, LDAP, NTLM) and experience with advanced troubleshooting. + Experience implementing Public Key… more
    SAIC (12/13/25)
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