Senior Network Engineer

Leidos

Quick summary

Work type: On-site
Location: Fort Belvoir, VA
Salary: $92,300–$166,850 / yr
Posted: 26 days ago

Market check

Salary context

Below market

How this pay compares to similar roles

Similar $163k

This role $130k

$80k most similar roles pay here $208k

This role pays less than 79% of similar roles. Most pay $132,550–$192,500 — the shaded band above. At the midpoint, this role pays about $130k versus about $163k for comparable roles.

Based on 239 similar postings.

Employer

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations.

Leidos currently has 245 open roles on FindRole.

Listed pay typically runs $107,900–$195,050 across 235 roles with salary data.

Most-posted roles

View all roles at Leidos

At a glance

TL;DR · Senior Network Engineer

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Leidos seeks a Senior Network Engineer to join the Defense Threat Reduction Agency (DTRA) on the Integrated Information Technology Support Services (I3TS) contract, focusing on modernizing and securing DTRA’s IT infrastructure. This role involves designing, deploying, and maintaining robust network systems using Cisco and Palo Alto technologies, including routers, switches, firewalls, and load balancers, while ensuring compliance with Zero Trust principles. The engineer will manage Unified Communications, implement routing protocols like BGP and OSPF, and support high-assurance cryptographic devices such as TACLANE. Responsibilities include troubleshooting complex network issues, creating detailed documentation, and collaborating with government partners to deliver scalable solutions. Ideal candidates have a Bachelor’s or Master’s degree in Computer Science or related fields, 8-12 years of experience, DoD 8570/8140 certifications, and advanced networking skills including CCNP or CCIE.

Skills

Cisco BGP OSPF Palo_Alto_Networks Ansible Zero_Trust TACLANE Cisco_CUCM Cisco_ACI NGFW IDS/IPS ServiceNow Remedy SDN Cisco_Nexus

What you'll do

Design, deploy, and maintain robust network infrastructure to support enterprise systems.
Configure and optimize network hardware for secure and reliable connectivity.
Implement and manage network access control using Cisco Identity Services Engine (ISE).
Lead complex network engineering projects including system upgrades and migrations.
Monitor network performance, troubleshoot issues, and implement changes to improve stability.
Configure and maintain TACLANE high-assurance cryptographic encryptors for security.
Create and maintain comprehensive documentation for network systems and standards.

What we're looking for

Bachelor’s degree in Computer Science or related field with 8-12 years of relevant experience.
Current DoD 8570/8140 baseline certification (Security+ and CCNA).
Proven experience engineering and sustaining enterprise network infrastructure in a federal environment.
Hands-on experience with routing protocols (BGP, OSPF), network security, and load balancing.
Experience configuring routers, switches, firewalls, load balancers, and VPN solutions from vendors like Cisco and Palo Alto.
Advanced networking certifications such as CCNP or CCIE preferred.
Familiarity with Zero Trust principles and high-assurance cryptographic devices (TACLANE).

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