Senior Network Engineer Data Center & Enterprise Networking

Leidos; Bethesda (MD); On-site; USD 116,000 - 210,000; Full time

Job summary

Leidos is seeking a Senior Network Engineer to support the National Digital Exploitation & OSINT Center (NDOC) in Bethesda, on-site at the Intelligence Community Campus. You will lead design, implementation, and sustainment of highly available data center networks and modernized infrastructure.

The role requires Hands-on Cisco ACI/Nexus expertise, DoD 8140 IAT II certification, and a track record of guiding cross-functional teams.

Qualifications

• Bachelor’s degree required; 12+ years of relevant experience.
• DoD 8140/8570.11 IAT Level II certification (Security+ CE, CCNA Security, GSEC, or SSCP) with CE certification.
• U.S. Citizenship is required; TS/SCI with Poly or willingness to obtain Poly.

Responsibilities

• Design, implement, and sustain scalable, secure data center networks.
• Lead Cisco ACI, Nexus, and Catalyst configuration and troubleshooting.
• Coordinate LAN/WAN planning across on-premises, cloud, and mission networks.
• Monitor networks with ServiceNow, SolarWinds, NetBox, and PRTG.
• Provide incident leadership and root cause analysis for complex issues.
• Develop contingency and continuity plans for outages and maintenance.
• Oversee network modernization and data center consolidation initiatives.
• Mentor engineers and assist with performance reviews.

Skills

Network architecture design

Spine-leaf data center

LAN/WAN infrastructure

TCP/IP, DNS, DHCP, OSPF, BGP

Leadership communication

Education

Bachelor's degree

Tools

Cisco ACI

Nexus/Catalyst switches

ServiceNow

SolarWinds

NetBox

PRTG

Job description

Leidos is seeking a Senior Network Engineer to support the National Digital Exploitation & OSINT Center (NDOC) in Bethesda, on-site at the Intelligence Community Campus. You will lead design, implementation, and sustainment of highly available data center networks and modernized infrastructure.

The role requires Hands-on Cisco ACI/Nexus expertise, DoD 8140 IAT II certification, and a track record of guiding cross-functional teams.