Security-Focused Network Engineer (Secret Clearance)

Northstrat; Arcola (VA); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

IBA benefits

PSP

Lifelong learning

Bring Your True Self

Job summary

Northstrat is seeking an experienced Network Engineer to provide sustainment support for the network enterprise, ensuring reliable, secure, and optimized network and communications operations. This role supports the design, integration, maintenance, troubleshooting, and enhancement of network and cloud infrastructures in accordance with operational, cybersecurity, and compliance requirements.

Responsibilities include designing, configuring, implementing, and sustaining enterprise networks;

Qualifications

• Active US government Secret clearance required.
• 3–7 years of experience in network engineering, administration, or sustainment.
• Hands-on experience with enterprise network infrastructure (Cisco routers, switches, firewalls).
• Experience with network monitoring, troubleshooting, and performance analysis tools.
• Familiarity with DISA STIGs, DoD cybersecurity requirements, and compliance processes.
• Experience supporting ISP circuits, WAN connectivity, and IPSec VPN tunnels.
• Experience with Layer 3 routing protocols (EIGRP, BGP).
• CompTIA Security+ (or equivalent) for DoD 8570/8140 IAT Level II.

Responsibilities

• Maintain and optimize network and communications protocols while integrating new technologies into existing architectures.
• Perform network design, configuration, implementation, and sustainment activities.
• Ensure network compliance with DISA STIGs and cybersecurity directives, including vendor software upgrades.
• Troubleshoot and resolve network issues to minimize operational impact.
• Maintain and support local integration and test networks for new configurations.
• Integrate network solutions into broader system architecture to support mission requirements.
• Develop detailed design documentation for new or upgraded network architectures.

Skills

Network engineering

DISA STIGs

DoD cybersecurity

Troubleshooting

Routing protocols (EIGRP,BGP)

Tools

Cisco IOS

Wireshark

SolarWinds

Job description

Northstrat is seeking an experienced Network Engineer to provide sustainment support for the network enterprise, ensuring reliable, secure, and optimized network and communications operations. This role supports the design, integration, maintenance, troubleshooting, and enhancement of network and cloud infrastructures in accordance with operational, cybersecurity, and compliance requirements.

Responsibilities include designing, configuring, implementing, and sustaining enterprise networks;