Senior Network Engineer

Leidos

Confirmed live yesterday High trust

Quick summary

Work type: On-site
Location: Bethesda, MD
Salary: $92,300–$166,850 / yr
Posted: 87 days ago
Freshness: Confirmed live yesterday
Nearby: 99+ roles within 25 mi

Market check

Salary context

Below market

How this pay compares to similar roles

Similar $164k

This role $130k

$80k most similar roles pay here $209k

This role pays less than 76% of similar roles. Most pay $130,577–$196,750 — the shaded band above. At the midpoint, this role pays about $130k versus about $164k for comparable roles.

Based on 240 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 264 open roles on FindRole.

Listed pay typically runs $92,300–$166,850 across 245 roles with salary data.

Most-posted roles

View all roles at Leidos

At a glance

TL;DR · Senior Network Engineer

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Sr. Network Engineer joins the National Digital Exploitation & OSINT Center to support the planning, coordination, and execution of major computer network initiatives. The role involves designing, implementing, and maintaining highly available data center and enterprise network architectures, including spine-leaf topologies and virtualized environments. Day-to-day responsibilities include managing LAN/WAN infrastructure, configuring Cisco ACI, routers, switches, firewalls, and load balancers, while performing root cause analysis and ensuring network resilience through contingency planning. The position requires expertise in TCP/IP, DNS, DHCP, OSPF, BGP, VLANs, HSRP, SNMP, and multicast protocols. Technical tools include ServiceNow, SolarWinds, NetBox, and PRTG. This role addresses the technical challenge of maintaining secure connectivity between on-premises systems, cloud environments, and external mission networks while ensuring performance tuning and latency optimization across physical and virtual infrastructures to support critical operations.

What does a Network Engineer earn?

Median $147000 from 81 postings across 20 companies.

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Skills

Cisco ACI Nexus Catalyst TCP/IP DNS DHCP OSPF BGP VLANs HSRP SNMP Multicast ServiceNow SolarWinds NetBox PRTG Firewalls VPNs ACLs LAN WAN

What you'll do

Design, implement, and maintain scalable data center and enterprise network architectures including spine-leaf topologies and virtualized environments.
Configure and maintain Cisco ACI, routers, switches, firewalls, and load balancers to support mission-critical operations.
Manage connectivity and performance across servers, storage, hypervisors, and data center interconnects to ensure optimal throughput.
Utilize monitoring and ITSM tools like ServiceNow and SolarWinds to track network health and resolve incidents.
Lead troubleshooting for complex network issues, including root cause analysis and the development of contingency plans.
Implement network segmentation, performance tuning, and latency optimization across physical and virtual environments.
Oversee network cabling standards, patch management, and structured wiring practices for data center operations.
Supervise, mentor, and manage the performance of junior network engineers and technicians.

What we're looking for

Must possess a Bachelor's degree or equivalent years of experience.
Must have at least 8 years of relevant experience in network engineering and data center architecture.
Must be a U.S. citizen.
Must hold an active TS/SCI clearance with a Polygraph (or willingness to obtain one).
Must meet DoD 8140/8570.11-IAT Level II certification requirements, such as Security+, CCNA Security, GSEC, or SSCP.
Must have hands-on experience with Cisco ACI, Nexus, and Catalyst platforms.
Must possess expertise in TCP/IP, DNS, DHCP, OSPF, BGP, VLANs, HSRP, SNMP, and multicast protocols.
Preferred candidates should hold active CCNA, CCNP, or CCIE certifications.

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