Mission-Critical Network Engineer (TS/SCI Clearance)

Reindeertek; Chantilly (VA); On-site; USD 125,000 - 165,000; Full time

Job summary

Reindeer Tek in the United States is seeking an experienced Network Engineer to design, build, and maintain mission networks in a classified environment, supporting government stakeholders and engineering teams. Applicants should have Active TS/SCI clearance with Polygraph, 7+ years' network engineering experience, and proficiency in scripting/automation.

Onsite work in Chantilly, VA or McLean, VA is required, five days a week.

Qualifications

• Active TS/SCI clearance with Polygraph.
• 7+ years of professional network engineering experience.
• Working proficiency in scripting, automation, or tooling.
• Ability to work onsite in Chantilly, VA or McLean, VA, five days per week.
• Strong problem-solving skills and ability to work directly with government customers and technical teams.
• Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent professional experience.

Responsibilities

• Design and implement LAN, WAN, and SD-WAN infrastructure including routing protocols, VLANs, and redundancy architectures.
• Configure and manage network devices using CLI and automation tooling
• Troubleshoot network performance degradation, packet loss, and outage events using packet capture and SNMP monitoring tools
• Evaluate and deploy network security controls including firewall rule sets, NAC policies, and VPN concentrator configurations
• Maintain IP address management (IPAM) systems and ensure accurate DNS and DHCP records across all network segments
• Plan and execute network changes through a change management process, including rollback procedures and maintenance window coordination
• Integrate on-premises infrastructure with AWS, Azure, or GCP networking services including Direct Connect, ExpressRoute, and transit gateways
• Document network topology, device configurations, and runbooks to support operations and disaster recovery procedures

Skills

Scripting / Automation

Problem solving

Education

Bachelor's degree in Computer Science or Engineering

Job description

Reindeer Tek in the United States is seeking an experienced Network Engineer to design, build, and maintain mission networks in a classified environment, supporting government stakeholders and engineering teams. Applicants should have Active TS/SCI clearance with Polygraph, 7+ years' network engineering experience, and proficiency in scripting/automation.

Onsite work in Chantilly, VA or McLean, VA is required, five days a week.