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Senior Network Engineer - TS/SCI with Polygraph
- Springfield, Missouri, United States
- Springfield, Missouri, United States
À propos
Travel: Approximately 25%
Clearance: Active TS/SCI with ability to obtain a Polygraph
Citizenship: US Citizenship Required
GDIT has an exciting and challenging opportunity for a Network Engineer supporting an Intelligence Community customer’s wide-area (WAN), local-area (LAN), and campus-area (CAN) networks across multiple security domains. In this role, you will support new engineering initiatives, lead efforts around network modernization, and ensure the sustained operation of mission‑critical infrastructure.
Responsibilities
Coordinate system maintenance, monitoring, and installation activities across diverse WAN/LAN environments and technologies.
Research, recommend, and implement enterprise network capabilities and enhancements aligned with mission and business 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, operations, and technologies.
Create and execute detailed test plans and documentation for all network configuration changes, upgrades, and additions.
Support network traffic analysis and bandwidth optimization to meet performance and availability targets.
Assess and provide recommendations on emerging network and communication technologies.
Recommend upgrades and changes aligned with industry standards and best practices.
Adhere to all customer network security policies, procedures, and compliance requirements.
Represent customer requirements and priorities during technical exchanges with partner agencies.
Conduct site surveys for new installations and technology refresh initiatives.
Install, maintain, and troubleshoot satellite communications equipment.
Create and maintain network architecture diagrams.
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, tools, and techniques
4+ years supporting large‑scale enterprise or global networks in a fast‑paced, diverse environment
Active 8570/8140 Approved IAT II certification required
Working knowledge of DoD Architecture Framework and related DoW network architecture guidance
Experience with Juniper network 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 technologies (SRX series)
Experience supporting IP services for NIPRNET, SIPRNET, and JWICS (IPv4/IPv6, VPN, Multicast, QoS, SDN, SNMP, VOIP, VTC, etc.)
Strong understanding of OSPF, BGP, MPLS, RSVP/LDP Layer 2/3 VPNs, VRFs, IKE/IPSec, GRE tunnels, MTU, FTP, and routing policy frameworks
Desired Qualifications
Master’s degree in Computer Science or related field
Professional certifications such as JNCIA, JNCIS, JNCIP, CCNP, CCVP, CCNA, or CCDP
ITIL v3 Foundations
ISC2 CISSP
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Compétences linguistiques
- English
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