Network Engineer

Fantom Corporation is a mission-focused organization supporting critical programs across the defense and intelligence community. We partner with our customers to deliver high-impact technical solutions while fostering a culture built on trust, expertise, and long-term career growth.

We are seeking a skilled Network Engineer to join our team and contribute to meaningful, mission-driven work for our customer.

The Network Engineer is responsible for supporting, maintaining, and optimizing a secure and highly complex network environment. This role focuses on managing enterprise network infrastructure within a datacenter and hybrid cloud setting, ensuring reliable performance, scalability, and security. The engineer works both independently and collaboratively within an Agile team to support ongoing modernization efforts.

• Manage, maintain, and optimize enterprise network infrastructure in a secure datacenter environment
• Configure and support Cisco network devices using IOS and/or NX-OS
• Implement and maintain VLANs, routing protocols, and network security configurations
• Support network operations and optimize performance to improve reliability and efficiency
• Participate in Cisco network implementations and infrastructure upgrades
• Collaborate with cross-functional and Agile teams to support hybrid cloud transformation initiatives
• Troubleshoot and resolve network issues in complex enterprise environments

• Minimum of five years of experience configuring Cisco IOS and/or Cisco NX-OS in a datacenter environment
• Strong experience with VLAN configuration, routing protocols, and network security controls
• Hands-on experience supporting Cisco network implementations and day-to-day network operations
• Ability to work independently as well as collaboratively within an Agile team environment

• Must be fully cleared with a recent polygraph
• Must be willing and able to work fully onsite at the location listed in this posting