• Senior Windows Systems Administrator

    Leidos (Arlington, VA)
    …Remediation (Process and Tools). + Experience with various client hardware including HP and Dell laptops, desktops, and associated peripherals. + Expert experience ... with PowerShell scripting and remote management of workstations and servers. + Strong knowledge of debugging tools and processes for diagnosing system issues. + Knowledge of Veritas replicated file shares management and Windows DFS. + Experience in managing or… more
    Leidos (01/07/26)
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  • Mission IT Operator

    CACI International (Springfield, VA)
    …such as VMware - Knowledge and understanding of Enterprise Management Systems including HP OpenView, and CA-based Concord - ** ** **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 - to ensure the safety… more
    CACI International (01/07/26)
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  • Senior Network Deployment Engineer

    ManTech (Chantilly, VA)
    …thin and/or zero clients + Knowledge and experience with Microsoft Windows Systems, HP SANs, or VMware products + Proficiency using Microsoft Office Suite and CRM ... software + Experience using a Service Desk ticketing system, such as ServiceNow **Preferred Qualifications:** + Outstanding customer relationship management skills + Ability to operate under minimal supervision. + Experience in the following areas:… more
    ManTech (01/06/26)
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  • Senior Systems Analyst

    ManTech (Chantilly, VA)
    …Horizon View, Site Recovery Manager, SolarWinds, Cisco Catalyst Center (DNAC), GEMOne, HP SANs, Certificate Services, DHCP, DNS, Active Directory, Group Policies and ... Microsoft Windows Operating Systems + ​Diagnosing and resolving the performance, security, and/or technical challenges related to the platforms listed above + Writing Standard Operating Procedures (SOPs) to accomplish repetitive tasks + Participating in… more
    ManTech (01/06/26)
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  • Senior Information System Security Officer

    ManTech (Chantilly, VA)
    …tools including Tenable Nessus and/or Security Center, IBM Guardium, HP Weblnspect, Network Mapper (NMAP), and/or similar applications **Preferred Qualifications:** ... + A bachelor's or advanced degree in Computer Science, Cybersecurity, or other cyber discipline **Clearance Requirements:** + Must have a current/active Top Secret security clearance with eligibility to obtain SCI prior to starting this position. + Selected… more
    ManTech (01/06/26)
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  • Help Desk System Administrator

    ICF (Reston, VA)
    …Suite including Outlook and Teams. + 3+ years of experience supporting Dell / HP hardware / Mac + 3+ years of experience with AI-powered customer service platforms ... (eg, Microsoft Copilot, ServiceNow Virtual Agent, Zendesk AI, or similar) and chatbots/virtual agents. **Preferred Skills/Experience:** + NICE CXone administration (ACD, IVR, skills, routing, reporting, and recording) + Voxco survey platform support + Answer… more
    ICF (01/05/26)
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  • Senior Information System Security Engineer

    ManTech (Chantilly, VA)
    …tools including: Tenable Nessus and/or Security Center, IBM Guardium, HP WeblInspect, Network Mapper (NMAP), and/or similar applications. **Preferred ... Qualifications:** + Degree in Computer Science, Cybersecurity, or other cyber discipline. **Clearance Requirements:** + Must be a US citizen and have a current/active Top Secret security clearance with SCI eligibility. + Applicant may also undergo a Polygraph.… more
    ManTech (01/01/26)
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  • Production and Special Projects Supervisor…

    System One (Alexandria, VA)
    …support, and hardware configuration. + Familiarity with Juniper, Cisco, Palo Alto, HP , Dell, and other security hardware. + Must have experience supporting ... large-scale, distributed IT environments. + Must have excellent troubleshooting and documentation skills. + Strong communication abilities, including translating technical concepts for non-technical stakeholders + Strong understanding of mixed-technology… more
    System One (12/26/25)
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  • Network Engineer

    General Dynamics Information Technology (Springfield, VA)
    …devices (KG-175G/X, KG-245A/X) + Experience with Network analysis tools ( HP /Microfocus Network Automation and Network Node Manager, Juniper Secure Analytics, ... Infoblox, Riverbed.) + Experience with Juniper firewall/VPN equipment (SRX series) + Experience with supporting IP services to connect to NIPRNET, SIPRNET and JWICS (IPv4, VPN, IPv6, Multicast, QOS, SDN, SNMP, VOIP, VTC, etc) + Experience with OSPF, BGP, MPLS,… more
    General Dynamics Information Technology (12/26/25)
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  • Network Engineer

    System One (Springfield, VA)
    …tools (CISCO Network Analysis Modules, Solar Winds Network Management, OPNET NetOne, HP Network Node Manager, etc.) + Experience with CISCO and Juniper firewall/VPN ... devices + Experience with supporting IP services to connect to NIPRNET, SIPRNET and JWICS (IPv4, VPN, IPv6, Multicast, QOS, SDN, SNMP, VOIP, VTC, etc) + Experience with BGP, OSPF, and MPLS. System One, and its subsidiaries including Joule, ALTA IT Services,… more
    System One (12/26/25)
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