Network Architect SME

Subject Matter Expert (Sme) Network ArchitectWe are seeking a Subject Matter Expert (SME) Network Architect to join our team supporting a large-scale federal modernization program. This role owns enterprise and solution-level network architecture, designing secure, resilient network environments that support mission-critical systems and shared services across both cloud and on-premises boundaries, and driving the standards, target-state direction, and modernization roadmap that keep the network ready to scale.This is a hands-on architecture role. You'll be expected to produce real technical designs and see them through implementation, not just set direction from a distance.This is a hybrid role based out of Washington, DC. Candidates must be U.S. citizens.Key Responsibilities1. Network Architecture & DesignDevelop, review, and implement secure, resilient enterprise network architectures supporting mission systems and shared services.Produce and assess physical/logical diagrams, routing/segmentation, interfaces, connectivity, capacity, availability, and monitoring requirements.Design hybrid connectivity architecture spanning on-premises and cloud environments.2. Standards & Target-State DirectionDefine and maintain network architecture standards, reference patterns, and technical decisions.Set target-state network direction and modernization roadmap, balancing scale, security, resilience, and performance.Align network architecture with enterprise architecture governance and repository requirements.3. Technical Reviews & GovernanceSupport technical reviews, architecture compliance reviews, phase gates, and implementation-readiness reviews.Evaluate proposed deviations and provide recommendations grounded in risk and architectural impact.4. Gap Analysis & ModernizationAnalyze current-state network gaps, technical debt, lifecycle risk, single points of failure, and performance bottlenecks.Provide recommendations for modernization, standardization, and optimization, including cost/performance tradeoffs.5. Cross-Domain CoordinationCoordinate with cloud/platform, cybersecurity, identity, endpoint/mobility, applications, data, and ITSM teams, as well as external carriers and providers.Resolve complex cross-domain design conflicts under fixed milestones.6. Documentation & Operational HandoffMaintain standards, reference patterns, technical decisions, configurations, risks, and dependencies in approved repositories.Support implementation, testing, migration, and stabilization, and troubleshoot complex cross-domain problems, communicating root cause, options, and corrective actions.