i3
Senior Network Engineer - Top Secret Clearance Required
i3, Chantilly, Virginia, United States, 22021
Active Top Secret Clearance required.
100% on site in Chantilly, VA
Core Responsibilities
Design, install, maintain, and evaluate network systems and communications systems
Gather user network requirements utilizing multiple methodologies
Provide necessary technical documentation, system requirements documents, and security requirements
Troubleshoot and resolve network issues involving various protocols, topologies, and networking hardware
Assist with network architecture design, feasibility, and cost studies
Apply technical and business experience to improve processes for deploying and maintaining network infrastructure
Work independently and collectively to help improve network solutions
Design, deploy, test, certify, and patch network components including switches, firewalls, and load balancers
Address interoperability issues for all features, components, and application dependencies
Participate in Program Increments (PIs) and Agile Release Train (ART) activities
Respond to and resolve critical network incidents within designated resolution timelines
Technical Skills
Network hardware (Cisco, Arista, SonicWall)
Network protocols (TCP/IP, DNS, DHCP, HTTP/S)
Firewall configuration and management
Load balancer implementation
Software‑defined networking
VPN technologies
Network security principles and practices
Network monitoring and troubleshooting tools
Network performance optimization
Cloud networking (AWS GovCloud, SC2S, C2S)
Containerization networking (Docker, Kubernetes)
Infrastructure as Code (Terraform)
Tunneling protocols (GRE, IPSec, SSH, SSL)
Cross‑domain solutions
Network automation and orchestration
DevSecOps practices and tools
SAFe Agile methodologies
#J-18808-Ljbffr
100% on site in Chantilly, VA
Core Responsibilities
Design, install, maintain, and evaluate network systems and communications systems
Gather user network requirements utilizing multiple methodologies
Provide necessary technical documentation, system requirements documents, and security requirements
Troubleshoot and resolve network issues involving various protocols, topologies, and networking hardware
Assist with network architecture design, feasibility, and cost studies
Apply technical and business experience to improve processes for deploying and maintaining network infrastructure
Work independently and collectively to help improve network solutions
Design, deploy, test, certify, and patch network components including switches, firewalls, and load balancers
Address interoperability issues for all features, components, and application dependencies
Participate in Program Increments (PIs) and Agile Release Train (ART) activities
Respond to and resolve critical network incidents within designated resolution timelines
Technical Skills
Network hardware (Cisco, Arista, SonicWall)
Network protocols (TCP/IP, DNS, DHCP, HTTP/S)
Firewall configuration and management
Load balancer implementation
Software‑defined networking
VPN technologies
Network security principles and practices
Network monitoring and troubleshooting tools
Network performance optimization
Cloud networking (AWS GovCloud, SC2S, C2S)
Containerization networking (Docker, Kubernetes)
Infrastructure as Code (Terraform)
Tunneling protocols (GRE, IPSec, SSH, SSL)
Cross‑domain solutions
Network automation and orchestration
DevSecOps practices and tools
SAFe Agile methodologies
#J-18808-Ljbffr