Full-time

Sr. O&M Network Engineer

Posted by Leidos • Springfield, VA, United States

📍 Springfield, VA 🕒 February 26, 2026

About the Role

**Description**

The Digital Modernization Sector at Leidos is seeking a Tier III O&M Network Engineer to support the customer’s various wide area networks (WANs) and local area networks (LANs). This position will provide routing to an enterprise level infrastructure across multiple classifications and act as subject matter experts in routing technologies across multiple vendors.

The job duties of Tier III O&M Network Engineer are as follows:

+ Tier III O&M of Juniper and Cisco routers include extensive troubleshooting at the layer 2 and layer 3 level and implementation of routing changes.
+ Troubleshooting network issues related to connectivity, latency, asymmetric routing.
+ Implementation of routing and troubleshooting issues related to the following protocols: OSPF, BGP, MPLS, VRF’s, VPN’s
+ Support technical exchange meetings to help resolve other ISP and application owner issues.
+ Support problem management to conduct root cause analysis of ...

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