Senior Network Engineer — Secure Cloud & Ground Infra

CACI International Inc.; Sterling (VA); On-site; USD 121,000 - 266,000; Full time

Job summary

CAC I International Inc. seeks a Network Engineer for its National Mission Systems group in Sterling, VA.

The role focuses on secure, reliable, scalable LAN/WAN/VPN infrastructure across cloud and bare-metal systems to support mission-critical space-based applications. Responsibilities include design, maintain, and upgrade networks, monitor performance, troubleshoot complex issues, ensure compliance with security policies, and produce thorough documentation.

Qualifications

• Requires active TS/SCI with polygraph
• Bachelor’s degree in Computer Science, Information Technology, or related field of study
• 10+ years of experience in Network and Transport technologies
• Deep expertise in Cisco, Palo Alto, VMware NSX, VPN technologies, cryptographic devices, routing and switching, and cloud networking
• Experience supporting both classified and unclassified networks
• Certifications in information security (CISSP or Security+) are required

Responsibilities

• Design, maintain, and optimize LAN/WAN/VPN network infrastructures
• Monitor and evaluate network performance and health
• Troubleshoot and resolve complex network, hardware, software, and infrastructure issues
• Plan, test, and implement network upgrades, configurations, and revisions
• Ensure compliance with network security policies and government regulations
• Provide escalation support and communicate incident status to management and customers

Skills

Network engineering

Security clearance

Analytical skills

Leadership

Education

Bachelor's degree in CS/IT

Tools

Cisco

Palo Alto

VMware NSX

VPN technologies

Cryptographic devices

Job description

CAC I International Inc. seeks a Network Engineer for its National Mission Systems group in Sterling, VA.

The role focuses on secure, reliable, scalable LAN/WAN/VPN infrastructure across cloud and bare-metal systems to support mission-critical space-based applications. Responsibilities include design, maintain, and upgrade networks, monitor performance, troubleshoot complex issues, ensure compliance with security policies, and produce thorough documentation.