• Junior Linux System Administrator with Poly

    Parsons Corporation (Centreville, VA)
    …Computer system basics such as Git, NTP, DNS, DHCP, and VNC + Monitoring tools such as Zabbix and SNMP + Configuration, hardening, and maintenance strategies for ... + Networking configuration and analysis, for example using Wireshark + Infrastructure management tools such as Ansible or Salt + Hands-on server and network switch… more
    Parsons Corporation (08/23/25)
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  • Senior Network Administrator

    TekSynap (Radford, VA)
    …and tune network performance, ensuring systems are hardened and compliant with security requirements. + Analyze network utilization and performance metrics using ... tools like SolarWinds, Cisco Prime, Palo Alto Panorama, and...Strong teamwork, interpersonal, and communication skills. **Certifications** + CompTIA Security +. + Computing Environment (CE) Certification (ie, MCSE, Server+,… more
    TekSynap (07/26/25)
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  • System Administrator

    TekSynap (Arlington, VA)
    …classified/unclassified cloud environments. + Deploy, patch, and sustain CNCF ecosystem tools . + Support provisioning and lifecycle management of cloud services. + ... (Linux/Windows) in hybrid or cloud environments. + Experience with CNCF ecosystem tools and DoD cloud environments. + Strong patch, vulnerability, and performance… more
    TekSynap (10/02/25)
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  • Oracle Database Administrator - Active…

    ENS Solutions (Chantilly, VA)
    + Install and upgrade database servers and application tools , ensuring that the latest versions are in use + Allocate system storage requirements + Modify the ... input from application developers + Enforce policies and procedures for database security and integrity + Manage user access permissions and privileges + Monitor… more
    ENS Solutions (09/27/25)
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  • Sr. ArcGIS Administrator

    Leidos (Fort Belvoir, VA)
    …web server management and implementation; troubleshooting of websites, applications, and security implementations. + 3+ years' combined experience with SQL and ... + Knowledge of REST-based web services and third-party system monitoring tools . + Basic experience automating configuration management and provisioning (Ansible… more
    Leidos (10/01/25)
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  • Senior Systems Administrator (S)

    SimIS Inc. (Dahlgren, VA)
    …managing Windows and Linux server environments + Knowledge of network security , firewalls, and intrusion detection systems + Experience with virtualization ... or relevant certifications (CISSP, CISM, CISPA) + Experience with project management tools (eg, MS Project, Jira) + Demonstrated ability to lead multi-site… more
    SimIS Inc. (09/22/25)
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  • ServiceNow/SharePoint Principal - Top Secret/SCI

    General Dynamics Information Technology (Arlington, VA)
    …ServiceNow System Administrator /Developer certification or Microsoft SharePoint Administrator certification. + ** Security Clearance Level:** Active Top ... to make a personal impact as a **ServiceNow/SharePoint SME** supporting a national security program for our prestigious client at the highest levels of the… more
    General Dynamics Information Technology (09/13/25)
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  • SRE/MLOps Engineer

    SAIC (VA)
    …+ Experience implementing ** security automation** (eg, IaC scanning, container security , SAST/DAST tools ) within CI/CD workflows. + Solid understanding of ... Learning Professional.** + **AWS DevOps Engineer - Professional.** + **Certified Kubernetes Administrator (CKA).** + ** Security + or equivalent security … more
    SAIC (10/02/25)
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  • Staff DevOps Engineer

    Applied Research Associates, Inc. (Herndon, VA)
    …DevOps Engineer Preferred Qualifications:** + An active TS/SCI with CI Poly security clearance + OpenShift Certified Administrator (OCA) or Kubernetes ... scripts to optimize infrastructure deployment, scaling, and maintenance using tools like Ansible, Jenkins, or GitLab CI + **Monitoring...and cloud platforms like AWS, Azure, or GCP + ** Security ** **& Compliance** : Implement security best… more
    Applied Research Associates, Inc. (09/12/25)
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  • Senior NOSC Technician

    Leidos (Reston, VA)
    **Description** Leidos is seeking a **Senior NOSC (Network Operations and Security Center) Technician/Network Administrator ** to support monitoring large-scale ... ET at **Ft Belvoir.** **Primary Responsibilities:** + Support the Network Operations and Security Center (NOSC) for the Agency on a 24x7x365 basis, in accordance… more
    Leidos (09/24/25)
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