Type of Requisition:
Regular
Clearance Level Must Currently Possess:
Top Secret SCI + Polygraph
Clearance Level Must Be Able to Obtain:
Top Secret SCI + Polygraph
Public Trust/Other Required:
None
Job Family:
IT Infrastructure and Operations
Job Qualifications:
Skills:
Cisco IOS, Internet Protocol Security (IPsec), Linux, Network Monitoring Tools, Routing and Switching Certifications:
None Experience:
8 + years of related experience US Citizenship Required:
Yes
Job Description:
Own your opportunity to work with the largest government agency in the nation. Make an impact by advancing the mission to keep our country safe and secure.
Key Skills for Success:
Experience with Cisco IOS, Cisco Routers and Switches, Internet Protocol Security (IPsec), Switching Protocols, Virtual Private Networks (VPNs)
Principal Duties / Responsibilities:
Displays a comprehensive understanding of routing and switching protocols to include but not limited to OSPF, BGP and EIGRP, VLAN's, Spanning Tree, Multicast, etc
Has an in-depth understanding of Cisco IOS platforms and practical knowledge of networking topologies (LAN, WAN) and hands on experience with IPSec VPNs
Experience with network diagnostic, monitoring and analysis tools (e.g., SolarWinds, Splunk, Ansible, Python or other network monitoring tools)
Design, implement, and maintain complex LAN/WAN infrastructures, including routing, switching, and secure VPN connectivity
Ensure network integrity, compliance with security policies (STIGS/NIST), and proper backup and recovery processes
Responsible for installation, configuration, management, and troubleshooting of F5 BIG-IP systems to ensure applications are fast, available, and secure.
Proven ability to analyze, diagnose, and resolve complex performance and connectivity issues
Proven experience with Cisco Secure Firewalls (FTD/FMC), ISE, and 802.1x authentication, including device access troubleshooting on network switches
Evaluate and integrate new communications technologies to enhance network performance, security, and scalability
Responsible for creating network diagrams using Microsoft Visio
Responsible for documenting network design and creating Standard Operating Procedures for installation and configuration of network devices
Maintain current knowledge of evolving network and automation technologies
Collaborate effectively with cross-functional teams and provide mentorship when needed
Linux system administration (RedHat Enterprise) preferred
Configure and administer Cisco routers, switches, secure firewalls, and ISE for identity-based access control and 802.1x authentication
Excellent communications skills and ability to interact with both clients and teammates
Required Qualifications:
Must possess and maintain a TS/SCI clearance with CI polygraph.
Education: BA/BS degree or equivalent work experience
Experience: 8-10+ years of related experience
Certifications: DoD 8570.01, Cisco CCNP (active) required
Certifications: Cisco CCNA, CCNP Enterprise, CCNP Security, F5 certification
Desiree Qualification.
Knowledge of Cisco Catalyst and Cisco Nexus series switches
Knowledge of F5 BIG-IP
Knowledge of Cisco ISR Gen2 (1900, 2900, 3900 series) and ISR Gen3 (4000 series) routers
Knowledge of Cisco Firepower 2100 series firewalls.
Knowledge (to include instillation) of KG-175, KG-250 and other NSA Cryptographic devices.
Knowledge of configuration of Cisco IOS-XE 17.x and NX-OS 10.x
Location:
On Customer Site
Citizenship:
US Citizenship Required
GDIT IS YOUR PLACE
At GDIT, the mission is our purpose, and our people are at the center of everything we do.
● Growth: AI-powered career tool that identifies career steps and learning opportunities
● Support: An internal mobility team focused on helping you achieve your career goals
● Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
● Flexibility: Full-flex work week to own your priorities at work and at home ***remove if ineligible***
●…