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From the employer's careers site First seen 28 Oct 2026 · Still live on 31 Oct 2026

Network Engineer

Leidos Chantilly, VA On-site senior full-time

Salary

$107,900 - $195,050 per year

Apply on Leidos

Description

We are seeking an experienced and fully cleared Network Engineer to join our team in Chantilly, VA. The successful candidate will assist in troubleshooting complex problems and implementing cutting-edge solutions. You will work collaboratively with a highly technical and motivated team to ensure network uptime, performance, and security.

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 completion of tasks
  • Ensure network uptime, performance, and security
  • Document and enforce network standards
  • Manage and maintain IP addressing schema
  • Travel OCONUS as needed (50% travel to OCONUS location)
  • Maintain network lab in Chantilly, VA

Requirements:

  • Bachelor's degree and at least 8 years of experience, or Master's degree and at least 6 years of experience
  • Active and in-scope TS/SCI clearance with Poly
  • Basic CCNA certification
  • Solid understanding of OSI or TCP/IP model
  • Hands-on experience with network monitoring, diagnostics, and 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 and within a team environment
  • 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 (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

Skills

Required

  • network engineering
  • Cisco appliances
  • routing and switching
  • network monitoring
  • TCP/IP model
  • scripting

Nice to have

  • CCNA/CCNP Security certification
  • Cisco ASA/Firepower
  • Juniper SRX appliances
  • IPSec VPN tunnels
  • Solarwinds Performance Monitor

Ready to apply?

You apply with the employer directly. Their original posting is here: https://leidos.wd5.myworkdayjobs.com/en-US/External/job/Chantilly-VA/Network-Engineer_R-00192654

Apply on Leidos