Infrastructure Engineer
Location
Sterling, Virginia
Job Type
Full-time
Category
architecture-and-engineering
Posted
May 16, 2026
Northstrat is seeking a highly skilled Infrastructure Engineer to design, implement, secure, and maintain our enterprise infrastructure. This role combines advanced Cisco networking and security expertise with strong Linux systems administration experience. The ideal candidate will be hands-on, security-focused, and comfortable operating in a hybrid on-premises and cloud environment.
Key Responsibilities
Network Engineering
- Design, deploy, and maintain enterprise network infrastructure
- Configure and support:
- Cisco routers and switches
- Cisco ASA and/or Firepower firewalls
- Cisco ISE (Identity Services Engine)
- Manage VLANs, routing protocols (BGP, EIGRP), and switching technologies
- Implement and maintain site-to-site and remote access VPNs
- Maintain network segmentation and security controls
- Perform firmware upgrades, patching, and lifecycle ma...