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Northrop Grumman Restricted Site3 weeks ago

Network Engineer - Level 3 (25-257)

$94,200–$141,200 year

On-site · Colorado Springs, Colorado, United States

Type
Full Time
Level
Senior Level
Education
Bachelors Degree
Company size
Enterprise

Job Summary

Senior Principal Network Engineer III type role based in Colorado Springs supporting C2BMC missile defense network, responsible for configuring/maintaining network devices (routers, switches, firewalls) from Cisco/Juniper, monitoring performance, troubleshooting LAN/WAN issues, implementing VLANs, routing protocols (OSPF/BGP), and basic security controls. Requires DoD 8140 IAT Level II+ certification, active DoD Secret clearance, CCNA/JNCIA or higher, 5 years of relevant experience (or 3 with Master’s), and willingness to travel. On-site role with no remote options; travel up to 10%; role supports critical enterprise network infrastructure for national defense programs; strong communication and collaboration with cross-functional IT teams. On-site work in Colorado Springs, CO, with potential after-hours support as needed.

Required Qualifications

  • Bachelor’s Degree in STEM field or equivalent
  • Active DoD 8140 certification at IAT Level II or higher at time of application
  • Active in-scope DoD-issued Secret security clearance at time of application
  • CCNA or JNCIA certification
  • Willingness to travel 10%
  • Experience with network design, development, and testing methodologies
  • Hands-on experience with multi-vendor switching/routing (Juniper, Cisco)
  • Knowledge of OSI model, TCP/IP, BGP, OSPF
  • Firewall experience with Juniper, Fortinet, Palo Alto
  • Experience with UDP multicast, SONET, MSPP, VLANs, GRE
  • Strong troubleshooting, traffic analysis, and communication skills
  • Bachelor’s or Master’s in STEM fields or related
  • 5 years experience with Bachelor’s or 3 years with Master’s (alternative qualification)
  • DoD 8140 certification at IAT Level II or higher
  • Secret clearance required
  • Willingness to travel 10%
  • Top Secret desired
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$94k – $141k / yr

Network Engineer - Level 3 (25-257) · Northrop Grumman Restricted Site

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