Tier III Network Engineer – WAN/LAN O&M Expert

Via Logic LLC; Springfield (VA); On-site; USD 116,000 - 210,000; Full time

Job summary

Leidos in Reston, Virginia, seeks a Tier III operations and maintenance network engineer to support WAN and LAN networks, provide incident resolution, routing and firewall changes, and serve as SME for WAN/LAN technologies.

Responsibilities include monitoring performance, configuring hardware/software, assessing user requests, long-term O&M activities, and coordinating with implementation teams to optimize topology.

Qualifications

• 16 years of combined work history and education required.
• IAT Level 2 knowledge as per DoD guidance.
• Experience configuring boundary protection technologies and VPNs.

Responsibilities

• Support LAN/WAN operations and incident resolution.
• Configure and test networking hardware and software.
• Review requests and advise on practical technical approaches.
• Perform Tier 3 troubleshooting and problem resolution.
• Prepare troubleshooting procedures for restoring networks.
• Provide fault and performance management for networks.
• Coordinate with configuration and implementation teams.
• Analyze traffic, speeds, and topology; recommend changes.

Skills

OSPF

BGP

VRF

VLAN

VRRP

MPLS

WAN/LAN engineering

Network troubleshooting

Incident resolution

Education

16 years experience (equivalent to Doctorate+)

Tools

Palo Alto

Cisco ASA

Forcepoint

Juniper routers

Cisco switches

Job description

Leidos in Reston, Virginia, seeks a Tier III operations and maintenance network engineer to support WAN and LAN networks, provide incident resolution, routing and firewall changes, and serve as SME for WAN/LAN technologies.

Responsibilities include monitoring performance, configuring hardware/software, assessing user requests, long-term O&M activities, and coordinating with implementation teams to optimize topology.