Top Network Administrator Jobs

Own day-to-day administration, monitoring, and troubleshooting of enterprise firewall, switching, wireless, identity, cloud, and server infrastructure across seven sites. Manage Palo Alto, Cisco Catalyst, Meraki, Microsoft 365/Entra ID/Intune, backup/DR, DNS, AD, DHCP, and ITSM processes. Maintain documentation, support compliance, participate in on-call rotation, and escalate/coordinate WAN and carrier issues.

Provide Tier I network and system administration support for Army INSCOM TNOC. Monitor network and terminal operations, analyze traffic to reduce choke points, manage GET TDN2 AD and GET WAN user accounts and access, troubleshoot day-to-day network issues, and maintain compliance for NATO and TS/SCI access.

On-site at NAVOCEANO, provide maintenance and support for operational systems: user account management, OS and application installs/patching, system and network troubleshooting, hardware installation and cabling, Cisco IOS provisioning, DISA STIG and cybersecurity checks, technical documentation, and VMware/RHEL system administration.

The Network Administrator will manage the Army-Wide Network services, analyze performance, ensure security, and provide technical assistance.

The Senior Network Administrator manages critical network infrastructure, ensuring security and compliance, automates tasks using scripts, and provides mentorship. Responsibilities include overseeing configurations, conducting audits, and monitoring network performance.

The role involves managing enterprise network infrastructure, providing technical support, maintaining system performance, and ensuring network security compliance.

The Network and Computer Systems Administrator will install, configure, and maintain LANs and servers, monitor system performance, and manage software installations for TARCES.

The Computer Systems Administrator I will manage and maintain IT infrastructure for DoD environments, ensuring system performance and security. Responsibilities include administering Windows and Linux systems, virtualization, and collaborating with cybersecurity and engineering teams.

Provide Tier 2/3 support for implementation, troubleshooting, maintenance and optimization of IT systems. Manage virtual, storage, server, network, and endpoint environments; perform capacity planning, incident escalation, and performance tuning. Communicate status to agency management and support database administration tasks as needed.

Provide network and system administration for classified DoD Special Access Programs, including architecting, installing, and supporting LAN/WAN and servers. Execute cybersecurity operations: SIEM monitoring, vulnerability assessments, incident response, security assessments, continuous monitoring/ATO support, and O&M/SOP development for collateral, SCI, and SAP environments.

Provide day-to-day network and system administration for classified DoD/SAP/SCI environments including architecture, operations, monitoring, vulnerability assessment, RMF/JSIG compliance, SIEM management, incident response, patching, and creation of O&M/TTP/SOP documentation. Lead IT operations with minimal oversight and support continuous monitoring and security assessments.

Lead support, operation, and maintenance of enterprise network infrastructure across on-prem and cloud (Azure/AWS). Manage routing, firewalls, wireless, monitoring/logging, patching, incident response, inter-site interconnects, servers (virtual/physical), and mentor infrastructure team while ensuring performance, security, and lifecycle management.

The Network & Systems Administrator supports and maintains network infrastructure and core enterprise systems, ensuring their health and availability while managing various IT services and mentoring junior team members.

The Network & Telecommunications Administrator I manages telecommunications and network operations, diagnosing issues, ensuring security, monitoring performance, and assisting users.

The role involves supporting network applications, maintaining databases, and providing administration for various technologies while ensuring integration and support for the Gold Comet ecosystem.

Provide hands-on administration and troubleshooting of Linux systems and network layers for the CallThru platform. Diagnose system and network issues, run packet and log analysis, support SQL integrations, investigate telephony/VoIP problems, own incidents end-to-end, collaborate with engineering, and maintain documentation and SOPs while communicating with clients and stakeholders.

Support, maintain, and optimize DeltaV control systems and associated network/server infrastructure. Design and test network architectures, perform configuration management, cybersecurity assessments, system patching, virtualization and backup/recovery tasks, troubleshoot hardware/software and network issues, and produce clear technical documentation while supporting customer projects and emergency service requests.

The role involves the implementation, administration, and troubleshooting of various CA products and SQL Server, along with Windows and Unix/Linux systems management.

The role involves supporting enterprise IT systems, advanced troubleshooting in Windows environments, and managing identity lifecycle processes using MIM with a focus on national security.

The Network Administrator will support Air Force operations by managing installations, ensuring connectivity, and troubleshooting networks with a strong focus on documentation and system maintenance.

Provide day-to-day administration and operations of systems and networks supporting Collateral, SCI, and SAP programs. Manage COTS/GOTS tools, SIEM monitoring, incident response, vulnerability scanning, patching, virtualization, and platform administration (Windows, RHEL). Build SOPs/TTPs, analyze technical risk, and support accreditation and COMSEC/RMF activities.

The Network Administrator will manage IT vendors, track IT assets, coordinate projects, provide help desk support, and ensure cybersecurity compliance.

Provide Tier I network and system administration support for TNOC, monitor network and traffic to ensure connectivity and availability, manage user accounts and access in the GET TDN2 AD and GET WAN environments, and troubleshoot day-to-day network issues for US Army INSCOM customers.

Provide Tier 2-3 Unix/Linux systems administration and troubleshooting for large-scale OSS environments. Ensure system availability and uptime, enforce security policies, manage privileged accounts, collaborate with clients and operational teams, create/update documentation and WLAs, and support a 24/7 on-call rotation with potential off-hours work.

Manage, design, implement, administer, and troubleshoot enterprise network infrastructure (routers, switches, firewalls, load balancers, wireless). Configure VPNs, routing (BGP/OSPF), MPLS, and support transport protocols and services. Coordinate projects, perform requirements/specifications, and travel for consulting engagements.