Network Infrastructure Architect

Architecture & Design -Develop HSEN/LAN‑A reference architectures covering WAN/MPLS/SD‑WAN, campus LAN, wireless, TACACS/ISE, firewalls, and cloud on‑ramps. -Produce system design documents, diagrams, IP schemas, and maintain CMDB accuracy. -Model traffic, capacity, and failover scenarios; conduct gap analysis. Technology Strategy & Road‑mapping -Lead evaluations of emerging technologies and vendor offerings; perform COTS/OSS trade studies. -Deliver executive briefings and a rolling three‑year technology roadmap aligned with DHS mission and budget cycles. Security & Compliance -Embed zero‑trust, micro‑segmentation, and IPv6 compliance into all designs. -Support ATO renewals by providing architecture artifacts and POA&M responses. Implementation & Transition Support -Develop test plans, oversee lab validation, and provide Tier‑4 escalation during deployment. -Generate transition documentation for NOSC operations teams and deliver knowledge‑transfer workshops. This Role Provides Task Support for: -Infrastructure Engineering, Development, Implementation, Integration -Enterprise Application Integration -Gap Analysis and Benchmarking -Data Migration and Integration -Acquisition Support -Risk Assessment -Open-Source Integration -Enterprise Data Management -Collaboration Tools -Business Process Reengineering -Test and Evaluation Services -Financial Analysis -Feasibility Studies -Requirements Analysis -System Design Alternative (SDA) Studies -Architecture Validation and Verification