TS/SCI Network Engineer with Poly | Mission-Critical WAN/LAN

General Dynamics Information Technology, Inc.; Springfield (VA); On-site; USD 123,000 - 167,000; Full time

Job summary

General Dynamics Information Technology, Inc. seeks a Network Engineer to support an Intelligence Community customer site in Springfield, VA. You will manage WAN/LAN/CAN networks across multiple security domains, drive network modernization, and ensure mission-critical operations.

Required: TS/SCI with Poly, BS or equivalent, 8+ years of hands-on network experience, IAT II cert, and DoD architecture knowledge. Travel ~25%. US citizenship required.

Qualifications

• Active TS/SCI clearance with ability to obtain a Polygraph.
• BS degree or equivalent experience.
• 8+ years of hands-on experience with network and transport technologies.
• 4+ years supporting large-scale enterprise or global networks in a fast-paced environment.
• Active 8570/8140 Approved IAT II certification required.
• Working knowledge of DoD Architecture Framework and DoW network guidance.
• Experience with Juniper devices (MX/EX/SRX) and cryptographic devices KG-175G/X, KG-245A/X.
• Proficiency with network analysis tools (HP/Microfocus NA/NNM, Juniper Secure Analytics, Infoblox, Riverbed).
• Experience with Juniper firewall/VPN (SRX).
• Experience supporting IP services for NIPRNET, SIPRNET, JWICS.

Responsibilities

• Coordinate system maintenance, monitoring, and installation activities across diverse WAN/LAN environments.
• Research, recommend, and implement enterprise network capabilities aligned with objectives.
• Troubleshoot and resolve issues with network media, components, and connectivity.
• Evaluate and monitor network health, performance, and hardware/software effectiveness.
• Develop and maintain technical roadmaps for network capabilities and operations.
• Create and execute detailed test plans and documentation for changes.
• Support network traffic analysis and bandwidth optimization to meet targets.
• Assess and provide recommendations on emerging network technologies.
• Adhere to customer security policies and compliance requirements.
• Represent customer requirements during exchanges with partner agencies.
• Conduct site surveys for new installations and refresh initiatives.
• Install, maintain, and troubleshoot satellite communications equipment.
• Create and maintain network architecture diagrams.

Skills

Cisco

CISSP

LAN

Transport Technologies

WAN Networking

Education

BS degree or equivalent experience

Tools

Infoblox

Riverbed

Juniper Secure Analytics

HP/NM

Job description

General Dynamics Information Technology, Inc. seeks a Network Engineer to support an Intelligence Community customer site in Springfield, VA. You will manage WAN/LAN/CAN networks across multiple security domains, drive network modernization, and ensure mission-critical operations.

Required: TS/SCI with Poly, BS or equivalent, 8+ years of hands-on network experience, IAT II cert, and DoD architecture knowledge. Travel ~25%. US citizenship required.