✦ Luna Orbit — Networking & Telecom

Tier III Network Engineer - Senior (Government)

at AT&T

📍 Mclean, Virginia Unknown 💰 $89K – $175K USD / year Posted March 13, 2026
Salary $89K – $175K USD / year
Type Not Specified
Experience senior
Exp. Years 12+ years
Education High School degree and 12 years of work history OR Associate's and 10 years, Bachelor's and 8 years, Master's and 6 years, PhD and 4 years
Category Networking & Telecom

Senior Tier 3 Network Engineer supporting government network operations with advanced routing, troubleshooting, and security clearance requirements.

  • Provide Tier 3 support
  • Monitor network availability
  • Maintain hardware and software
  • Identify and mitigate risks
  • Support telecommunications systems

Focus on enterprise network support including MPLS, BGP, OSPF, and optical networking, utilizing tools like Remedy, Solarwinds, and Netcool for management and troubleshooting.

The ideal candidate is a senior network engineer with over 12 years of experience in enterprise-level network support, specializing in MPLS, BGP, and OSPF protocols. They possess strong troubleshooting skills, security clearance, and experience with network management tools.

Advanced networking qualifications including MPLSBGPOSPFLAMBDAExperience with RemedyServiceNowSolarwindsHPOVHPNANetcoolHands-on troubleshooting and fault isolationUnderstanding of OSI model and routing protocols12 years of applicable experience
Cisco CCNACisco CCNPCisco CCIEJuniper JNCIAJuniper JNCISJuniper JNCIEITIL FoundationsCISSP
RemedyServiceNowHPOVHPNASolarwindsMNSNetcool
MPLSBGPOSPFLAMBDARemedyServiceNowHPOVHPNASolarwindsMNSNetcoolEIGRPLDPOSI modelrouting protocolsTroubleshootingFault isolationSecurity clearanceTSSCIPolygraph
MPLSBGPOSPFLAMBDARemedyServiceNowHPOVHPNASolarwindsMNSNetcoolEIGRPLDPOSI modelrouting protocols
TroubleshootingFault isolationNetwork monitoringRisk mitigationCustomer support

Preferred

Cisco CCNACisco CCNPCisco CCIEJuniper JNCIAJuniper JNCISJuniper JNCIEITIL FoundationsCISSP
Industry Government/Public Sector
Job Function Enterprise network support and troubleshooting for government agencies
Clearance Required TSSCI with polygraph
Tier 3 Network EngineerNetwork Operations CenterLANWANIntranetInternetnetwork hardwarenetwork softwareMPLSBGPOSPFLAMBDARemedyServiceNowHPOVHPNASolarwindsMNSNetcoolEIGRPLDPOSI modelrouting protocolsTroubleshootingFault isolationSecurity clearanceTSSCIPolygraphNetwork EngineerTSSCI clearance

Lack of TSSCI clearance, Less than 12 years of applicable experience, No hands-on troubleshooting experience, No experience with network management tools

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