✦ Luna Orbit — Networking & Telecom

Tier III Network Upgrade Engineer - Senior (Government)

at AT&T

📍 Mclean, Virginia Onsite 💰 $79K – $173K USD / year Posted March 13, 2026
Salary $79K – $173K USD / year
Type Not Specified
Experience senior
Exp. Years Not specified
Education Not specified
Category Networking & Telecom

This role involves supporting secure government networks through infrastructure assessment, patch management, and vulnerability remediation, primarily onsite at customer locations.

  • Assess network infrastructure
  • Coordinate patch deployments
  • Perform firmware/software updates
  • Monitor network post-upgrade
  • Troubleshoot issues

The position requires expertise in network protocols, devices, security tools, and patch management platforms, with a focus on government security standards.

The ideal candidate is a senior network engineer with extensive experience in network infrastructure, security, and patch management, holding TSSCI clearance. They should have strong knowledge of network protocols, devices, and vulnerability assessment tools, with proven ability to support secure government networks.

Network protocolsRoutersSwitchesFirewallsPatch management toolsCisco IOSJuniper JunosVulnerability assessment toolsNetwork security tools
Automated patch managementNetwork architectureSecurity policiesFirmware updates
Cisco NSOSolarWinds Network Configuration ManagerCisco IOSJuniper Junos
Network protocolsRoutersSwitchesFirewallsCisco IOSJuniper JunosVulnerability assessment toolsNetwork security toolsCisco NSOSolarWinds Network Configuration Manager
Network protocolsRoutersSwitchesFirewallsCisco IOSJuniper JunosVulnerability assessment toolsNetwork security toolsPatch management toolsCisco NSOSolarWinds Network Configuration Manager
CommunicationCollaborationProblem-solvingAttention to detailDocumentation

Required

TSSCIPolygraph
Industry Government/Public Sector
Job Function Network infrastructure upgrade and security support for government networks
Clearance Required TSSCI with polygraph
Network Upgrade EngineerNetwork protocolsRoutersSwitchesFirewallsCisco IOSJuniper JunosPatch managementVulnerability assessmentNetwork securityCisco NSOSolarWindsAutomated patch managementSecurity policiesFirmware updatesTSSCIPolygraph

Lack of TSSCI clearance, No experience with network patch management tools, Onsite only role, cannot work remotely

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