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# Tier III Network Engineer - Senior (Government)

- **Company:** AT&T Inc.
- **Location:** McLean, VA, United States
- **Experience:** Expert
- **Salary:** $89,200.0 - $175,358.0
- **Contract:** Permanent contract
- **Skills:** Border Gateway Protocol, Business Systems, Data Transmissions, Enhanced Interior Gateway Routing Protocol, Tivoli Management Framework, Networking Hardware, Multi-protocol Systems, OSI Models, Local Area Networks, Network Control, Network Monitoring, Routing, Network Service, Network Management System, Open Shortest Path First (OSPF), Wide Area Networks, Computer Network Operations, Juniper, SolarWinds (Software), 3-tier Architectures, Functional Programming, Cisco, Servicenow
- **Published:** July 23, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9050106/tier-iii-network-engineer-senior-government

## About the Role

* Advanced networking qualifications including MPLS, BGP, OSPF, LAMBDA. LAN/MAN/WAN/Optical specialization.
 * Utilization of common ticket systems (Remedy, ServiceNow) and common network management tools (HPOV, HPNA, Solarwinds, MNS, Netcool, etc).
 * Must have hands on troubleshooting and fault isolation of IT business systems.
 * Must have a strong understanding of the OSI model and configuration of routing protocols such as EIGRP, OSPF, MPLS, BGP, LDP.
 * Candidate must have a total of 12 years of applicable experience. The experience can be a combination of degree and work history. This can be a High School degree and 12 years of work history OR an Associate's and 10 years, a Bachelors' and 8 years, a Masters and 6 years or a PhD and 4 years of work history.

 * Preferred network certifications Cisco CCNA, CCNP, CCIE, Juniper JNCIA, JNCIS, or JNCIE, ITIL Foundations, and/or CISSP

## Description

AT&T has an opening for a Tier 3 Network Engineer to support the 24x7 Network Operations Center in providing Tier 3 network service and superior troubleshooting expertise.

 * Provide Tier 3 support to the Network Operations Center (NOC).
 * Supports an organization's local area network (LAN), wide area network (WAN), customer networks, Intranet and Internet and other data communications systems or a segment of a network system.
 * Monitor network to ensure network availability to all system users and perform necessary maintenance to support network availability.
 * Maintain network hardware and software.
 * Proactively identify risks in the network and develop a plan to mitigate them.
 * Supports numerous business requirements for telecommunications (e.g., LAN, MAN, WAN, Voice and Video).


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