Senior Network Operations Engineer – Tier 3

CACI • Washington Dc, DC

6d

About The Position

The Senior Network Operations Engineer supports the Enterprise Communications Services 3 (ECS3) program, which serves intelligence customers across multiple operating locations. The program designs, implements, operates, and maintains network services—including LAN and WAN—as well as voice, video, and network-adjacent services. It drives continuous improvement through technology modernization, baseline development and maintenance, and security compliance.

This senior technical role supports and maintains enterprise network infrastructure. The engineer troubleshoots issues ranging from end-user connectivity concerns to complex enterprise-wide incidents, working with the NOC and NetOps Tier 2 and Tier 3 teams. The role performs break/fix work and configuration changes, diagnoses routing and switching issues, and designs, engineers, and deploys network solutions to meet customer requirements and mission objectives.

Requirements

• IAT II certification, such as Security+.
• CCNA certification.
• Familiarity with both Cisco and Juniper network equipment.
• Active TS/SCI with polygraph clearance, or TS/SCI clearance with the ability to obtain a polygraph before starting.
• Required education and experience: GED and 9 years of experience; associate degree and 7 years; bachelor's degree and 5 years; or master's degree and 3 years.

Nice To Haves

• CCNP certification.

Responsibilities

• Perform approved network changes, including port configurations, VLAN assignments, ACL implementations, route advertisements, and standards compliance activities.
• Diagnose, analyze, and resolve complex network issues by identifying root causes and implementing effective solutions.
• Execute network deployments, installations, upgrades, and technical refresh initiatives across geographically dispersed locations.
• Work independently and collaboratively within small teams, with minimal supervision.
• Design and implement network solutions, perform maintenance, and provide advanced troubleshooting support for production environments.
• Lead investigations of complex technical problems using detailed data collection, analysis, and troubleshooting methodologies.
• Apply creativity, innovation, and sound technical judgment to achieve customer objectives and operational requirements.
• Troubleshoot and resolve issues involving routing protocols, including OSPF and BGP.
• Troubleshoot and support GRE tunnels, VPN technologies, and VRF implementations in enterprise network environments.
• Configure and troubleshoot HAIPEs and TACLANEs.

Benefits

• Flexible time off benefit.
• Learning resources and learning and development opportunities.
• Healthcare benefits.
• Wellness benefits.
• Financial benefits.
• Retirement benefits.
• Family support benefits.
• Continuing education benefits.
• Time off benefits.
• Competitive compensation and benefits options designed to support and protect employees and their families.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: No Education Listed