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From the employer's careers site First seen 26 Oct 2026

Network Engineer

Leidos Chantilly, VA On-site senior full-time

Salary

$131,300 - $237,350 per year

Apply on Leidos

Description

Leidos is seeking an experienced and fully cleared Network Engineer to join our team in Chantilly, VA. The engineer will assist in troubleshooting complex problems and implementing cutting-edge solutions. The ideal candidate must have proven hands-on experience working as a network engineer and be an excellent problem solver.

Primary Responsibilities:

  • Install, configure, and troubleshoot network appliances (routers, switches, and firewalls)
  • Monitor entire network infrastructure (LAN & WAN) and provide regular reporting
  • Collaborate closely with the Chief Engineer to ensure network optimization and the completion of other tasks
  • Ensure network uptime, performance, and security
  • Document and enforce network standards
  • Manage and maintain IP addressing schema
  • Travel OCONUS as needed
  • Maintain network lab in Chantilly, VA

REQUIRED Skills, Experience, and Education:

  • Master's degree and at least 12 years minimum experience depending on education, training, skills and experience
  • Must possess an active and in-scope TS/SCI With Poly
  • Active/current basic CCNA certification
  • Solid understanding of OSI or TCP/IP model
  • Hands-on experience with network monitoring, network diagnostics, and network analytics tools
  • Experience configuring/troubleshooting Cisco appliances
  • Experience configuring/troubleshooting routing and switching, including routing protocols
  • Experience writing scripts for Cisco switches, routers, and firewalls
  • Ability to work well individually, as well as within a team environment, and always maintain professional behavior with all stakeholders
  • Ability to lift 50 lbs. and climb 30 ft.

Desired Qualifications:

  • CCNA/CCNP Security certification
  • Experience working with Cisco ASA/Firepower and Juniper SRX appliances
  • Experience implementing and troubleshooting IPSec VPN tunnels
  • Deep understanding of networking protocols, i.e., IPSEC, EIGRP, OSPF, QoS
  • Experience installing and troubleshooting iDirect VSATs
  • Experience using Solarwinds Performance Monitor and Configuration Manager
  • Experience implementing and troubleshooting AWS
  • Experience implementing and troubleshooting VoIP & PBX systems
  • Experience implementing and troubleshooting Asterisk

Pay Range: $131,300.00 - $237,350.00

Skills

Required

  • CCNA
  • Cisco appliances
  • network monitoring
  • network diagnostics
  • network analytics tools
  • routing protocols
  • scripting

Nice to have

  • CCNA/CCNP Security certification
  • Cisco ASA/Firepower
  • Juniper SRX appliances
  • IPSec VPN tunnels
  • iDirect VSATs
  • Solarwinds Performance Monitor
  • AWS
  • VoIP & PBX systems
  • Asterisk

Ready to apply?

You apply with the employer directly. Their original posting is here: https://leidos.wd5.myworkdayjobs.com/en-US/External/job/9187-Chantilly-VA-Home-Office/Senior-Network-Engineer_R-00191258

Apply on Leidos