Network Engineer

GRVTY; Virginia, Northern (IL, KY); Hybrid; USD 100,000 - 150,000; Full time

Job summary

Northstrat, a GRVTY company, seeks an experienced Network Engineer to sustain and optimize the network enterprise, ensuring secure, reliable operations. You will design, integrate, maintain, troubleshoot, and enhance network and cloud infrastructures in line with DoD cybersecurity and compliance requirements.

Active US government secret clearance is required, with potential to obtain TS/SCI. The role demands 3–7 years in network engineering, hands-on Cisco gear experience, and proficiency with

Qualifications

• Active US government secret clearance required, with ability to obtain TS/SCI.
• 3–7 years in network engineering, administration or sustainment.
• Hands-on experience with Cisco routers, switches and firewalls.
• Experience with network monitoring, troubleshooting and performance analysis.
• Familiarity with DISA STIGs, DoD cybersecurity requirements and compliance.
• Experience supporting ISP circuits, WAN connectivity and IPSec VPN.
• Layer 3 routing protocols such as EIGRP and BGP.
• CompTIA Security+ (DoD 8570/8140 IAT Level II) compliance.

Responsibilities

• Maintain and optimize network and communication protocols while integrating new technologies.
• Perform design, configuration, implementation and sustainment activities.
• Ensure network compliance with DISA STIGs and cybersecurity directives.
• Identify, troubleshoot and resolve network issues to minimize impact.
• Support local integration and test networks for new configurations.
• Integrate network solutions into broader system architecture to meet mission needs.
• Develop detailed design documentation for new or upgraded networks.

Skills

Active US government secret clearance

3–7 years experience

Network monitoring experience

Familiarity with DISA STIGs

ISP circuits and WAN connectivity

IPSec VPN experience

EIGRP and BGP routing

DoD IAT Level II Security+

Tools

Cisco routers

Cisco switches

Cisco firewalls

Network monitoring tools

IPSec VPN technologies

Job description

Northstrat, a GRVTY company 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.

What You'll be Owning

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

What You Must Have

• Must have an active US government secret clearancewith the ability to be about to obtain a TS/SCI clearance
• At least 3–7 years of experience in network engineering, administration, or sustainment roles.
• Hands-on experience with enterprise network infrastructure including Cisco routers, switches, and 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, including EIGRP and BGP.
• CompTIA Security+ (or equivalent) compliant with DoD 8570/8140 IAT Level II requirements.

What Would be Nice to Have

• Preferred TS/SCI clearance
• Experience in government or DoD network environments.
• Relevant industry certifications, such as Cisco CCNA or CCNP.
• Knowledge of cloud networking (AWS, Azure, or similar platforms).

Pay Range:

At GRVTY, we understand that compensation is influenced by many factors—such as geographic location, federal contract labor categories, wage rates, prior experience, skillsets, education, and certifications.We’re proud to offer a work environment that empowers our team to achieve a strong work-life balance. GRVTY provides competitive pay, comprehensive benefits, and meaningful opportunities for professional growth.Our benefits package is designed to support the well-being of our employees and their families, and includes coverage in areas such as healthcare, financial wellness, retirement planning, family assistance, continued education, and paid time off.

• The pay range for this position is: $100,000 - $150,000