Senior Network Engineer - Security & High Availability

VT Group (VTG); Chantilly (VA); On-site; USD 95,000 - 135,000; Full time

Job summary

VT Group (VTG) seeks a Network Engineer in Chantilly, VA with 5+ years of experience to design, implement, and support enterprise network infrastructure. The role emphasizes routing, switching, and security to ensure high availability and performance across the organization.

The candidate will troubleshoot outages, coordinate with security and cloud teams, and maintain documentation. A TS/SCI clearance with polygraph is required along with a BS in a related field. Hybrid work options may apply.

Qualifications

• 5+ years of experience in network engineering or administration.
• Active TS/SCI with Polygraph required.
• Bachelor’s degree in computer science, software engineering, or related field.
• Experience with network monitoring and troubleshooting tools.

Responsibilities

• Design, implement, and maintain LAN/WAN network infrastructure.
• Configure and manage routers, switches, firewalls, and load balancers.
• Monitor network performance, availability, and capacity; identify and resolve issues proactively.
• Collaborate with systems, cloud, and security teams to support requirements.
• Maintain network documentation, diagrams, and standard operating procedures.

Skills

Routing

Switching

Network security

Troubleshooting

Education

Bachelor's degree

CS/Software Engineering related field

Tools

Cisco

Juniper

Arista

Palo Alto

Fortinet

Cisco ASA

SolarWinds

Wireshark

Job description

VT Group (VTG) seeks a Network Engineer in Chantilly, VA with 5+ years of experience to design, implement, and support enterprise network infrastructure. The role emphasizes routing, switching, and security to ensure high availability and performance across the organization.

The candidate will troubleshoot outages, coordinate with security and cloud teams, and maintain documentation. A TS/SCI clearance with polygraph is required along with a BS in a related field. Hybrid work options may apply.