Senior Advisory Network Architect (DoD/Navy)

FTI Defense - Frontier Technology Inc.; Ventura (CA); On-site; USD 135,000 - 185,000; Full time

Job summary

FTI Defense - Frontier Technology Inc. in California seeks a Senior Advisory Network Engineer to lead architecture, design, and deployment of complex multi-tenant networks for a Navy customer.

You will translate mission needs into robust, secure requirements and guide cross‑functional teams to deliver resilient infrastructure. Required: US citizenship with active DoD Secret clearance, 10+ years in network engineering/architecture, VRF-Lite and HA designs, Cisco routing/switching, DISA STIG, and

Qualifications

• U.S. Citizen with an active DoD Secret clearance.
• 10+ years in Network Engineering, Network Architecture, and/or Information Assurance.
• Experience with VRF-Lite configurations, multi-tenant enterprise network design.
• Proven HA architectures, stateful failover, redundancy protocols (HSRP/VRRP).
• Strong Cisco routing/switching, next‑gen firewalls, and DISA STIG implementation.

Responsibilities

• Lead architectural design, configuration, and deployment of enterprise routing, switching, and firewall infrastructures.
• Architect and implement multi-tenant environments and segmentation strategies (VRF-Lite, VLANs, routing policy).
• Design HA topologies, failover, disaster recovery, and backup procedures for mission uptime.
• Engage Navy stakeholders, gather requirements, run technical interchange meetings, and lead network implementation strategies.
• Install, upgrade, and integrate enterprise networking platforms and security appliances (e.g., Cisco ISE).
• Provide security-hardened templates (DISA STIG) for all network components.
• Produce architectural diagrams, design packages, specs, and SOPs/build guides.
• Troubleshoot Layer 2/Layer 3 and security policy issues; perform root-cause analysis.
• Collaborate with ISSM/ISSO to support ATO documentation; travel up to 35%.

Skills

Network Architecture

Security

Cisco IOS/Networking

Stakeholder Engagement

HA/Failover

Education

DoD 8570 baseline certification (Security+/CCNA/CCNP/CCSP)

Bachelor’s degree in IT / Cybersecurity / CS / CE

High school diploma

Tools

Cisco ISE

DISA STIG tooling

Job description

FTI Defense - Frontier Technology Inc. in California seeks a Senior Advisory Network Engineer to lead architecture, design, and deployment of complex multi-tenant networks for a Navy customer.

You will translate mission needs into robust, secure requirements and guide cross‑functional teams to deliver resilient infrastructure. Required: US citizenship with active DoD Secret clearance, 10+ years in network engineering/architecture, VRF-Lite and HA designs, Cisco routing/switching, DISA STIG, and