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# Systems and Network Administrator

- **Company:** Anonymous Employer
- **Location:** Norfolk, VA, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Active Directory, Amazon Web Services, Microsoft Azure, Server Message Block, Relational Databases, Desktop Computing, Linux, Monitoring of Systems, IT Management, Local Area Networks, Microsoft Software, Windows Servers, NetApp Applications, Network File Systems, Network Monitoring, Routing, Network Administration, Cisco Nexus Switches, Citrix Systems, Performance Tuning, Ansible, Verification and Validation (Software), Vault (Revision Control System), Virtual Switching, Wide Area Networks, Network Routers, Delivery Pipeline, Firewalls (Computer Science), Gitlab, Firewall Services Module, Terraform, Cisco Switches, Vulnerability Analysis, Vmware
- **Published:** November 14, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9309507/systems-and-network-administrator

## About the Role

A bachelor's degree and 7+ years of hands-on systems and network administration experience, or a master's degree and 5+ years. Equivalent industry certifications or experience may substitute for a degree.

 - Experience with Windows Server and desktop systems, Active Directory and Group Policy, VMware, Citrix, Microsoft enterprise services, relational databases, endpoint security and vulnerability scanning, and Linux/Unix.
 - Experience with Cisco Catalyst, Nexus, routers, and UCS-X, plus virtual switching, ACLs, enterprise firewalls, NetApp or comparable storage, CIFS/NFS, network monitoring, and access control.

Preferred experience

 - AWS preferred. Azure or GCP familiarity is also useful. Experience troubleshooting cloud configurations and automation pipelines using tools such as GitLab, Vault, Terraform, and Ansible.
 - Enterprise IT operations, including backup and recovery, auditing, service monitoring, and performance tuning. Ability to correct technical diagrams and procedures and communicate clearly across teams.
 - Administration of GCCS-J, C2 Core Air, or JADOCS.

## Description

Complete scheduled fielding events and NOTAM-driven updates under the Technical Project Lead's direction. Test new components, manage cutover risks, and troubleshoot issues through closure.

 - Maintain Windows and Linux systems and LAN, WAN, and SAN infrastructure. Manage domain policies, patching, performance tuning, application upgrades, data migrations, routing, switching, and firewall rules.
 - Work with engineering and integration teams on upgrade testing and post-installation reviews. Support verification and validation, SPO-directed events, configuration changes, and variance requests. Track site goals, metrics, and lessons learned.