Network Engineer
Summary
Senior Network Engineer providing Tier 3 escalation support for a mission-critical naval enterprise transport network in Suffolk, VA — deep root-cause and packet-level troubleshooting, architecture work across routing, switching, firewalls, VPN, SD-WAN and spine-leaf, plus mentoring Tier 2 staff and leading failover, change, and modernization efforts.
Job Details
Job Title : Network Engineer
Location: Suffolk, VA, USA
Schedule: Full-Time
Description
looking for a Senior Network Engineer to provide Tier 3 advanced engineering support for a mission-critical naval enterprise transport network, ensuring continuous availability, resilience, and scalability. This role serves as the highest level of operational escalation, responsible for diagnosing and resolving the most complex network issues, guiding Tier 2 personnel, improving network reliability, and contributing to long-term architectural direction. The engineer supports end-to-end network visibility, advanced troubleshooting, optimization, change control, and integration of new capabilities across a globally distributed environment.
Primary Responsibilities:
- Serve as the Tier 3 engineering escalation point, handling complex outages and deep root-cause investigations.
- Perform advanced analysis of network performance, routing behavior, and security events using packet-level tools.
- Lead cross-functional troubleshooting efforts with network, systems, cybersecurity, and vendor teams.
- Design, validate, and enhance network architecture including routing, switching, firewalls, VPN, SD-WAN, and Spine-Leaf environments.
- Provide guidance and oversight to Tier 2 teams, improving SOPs and operational efficiency.
- Oversee hardware/software upgrades, major configuration changes, and technology integration.
- Validate disaster recovery strategies and lead failover testing.
- Develop and enforce enterprise-level configuration and security standards.
- Conduct lab validation and simulation for new deployments and architectural changes.
- Support long-range capacity planning and modernization initiatives.
- Lead evaluation and adoption of emerging network technologies.
- Improve incident, problem, and change management processes including major incident reporting.