IT Infrastructure Manager

Key Responsibilities: Own the operational performance, availability, capacity, security, and lifecycle management of enterprise network, server, cloud, and hybrid infrastructure. Lead and develop infrastructure personnel, contractors, and managed service providers; establish clear priorities, expectations, accountability, technical standards, and development plans. Design, implement, maintain, and continually improve resilient network services, including LAN, WAN, SD-WAN, VPN, internet connectivity, firewalls, wireless, routing, switching, DNS, DHCP, and network segmentation. Own server and compute platforms, including Windows and Linux servers, virtualization, storage, file and print services, directory services, and supporting infrastructure components. Own the Microsoft Azure tenant and associated platform services, including subscriptions, resource organization, governance, networking, compute, storage, backup, monitoring, cost management, and role-based access controls. Manage hybrid connectivity and integrations among Azure, on-premises infrastructure, Microsoft 365, Entra ID, SaaS platforms, and business applications. Establish and maintain infrastructure monitoring, alerting, health checks, performance baselines, capacity planning, and operational reporting. Ensure infrastructure changes are properly planned, reviewed, tested, documented, communicated, and implemented in accordance with change-management and security requirements. Security, Resilience, and Compliance Partner with the Cybersecurity team to implement and operate secure infrastructure configurations, identity controls, network segmentation, vulnerability remediation, logging, endpoint/server hardening, and privileged-access practices. Ensure timely patching and remediation for servers, network devices, Azure services, and supporting infrastructure, using risk-based prioritization and documented exceptions where necessary. Own backup, recovery, and disaster-recovery capabilities for infrastructure services; conduct and document regular restoration and failover tests. Develop, maintain, and test business continuity and disaster-recovery procedures for critical infrastructure platforms. Maintain accurate network diagrams, infrastructure inventories, configuration standards, runbooks, recovery procedures, and technical documentation. Ensure infrastructure practices support applicable company security, privacy, compliance, and audit requirements. Architecture, Projects, and Continuous Improvement Develop and maintain a multi-year infrastructure roadmap covering network modernization, server and virtualization lifecycle, Azure adoption, security enhancements, resilience, and technical debt reduction. Lead infrastructure projects from requirements through design, implementation, transition to operations, and post-implementation review. Evaluate infrastructure technologies, service providers, licensing models, and architecture options; recommend solutions based on business value, reliability, security, scalability, and total cost of ownership. Manage infrastructure vendors, carriers, cloud providers, hardware suppliers, and managed service partners; hold vendors accountable to contractual obligations and service levels. Drive standardization, automation, and operational maturity through infrastructure-as-code where appropriate, scripting, repeatable deployment practices, and streamlined support processes. Establish and report meaningful operational KPIs, including platform availability, incident trends, patch compliance, backup success, recovery testing, capacity, project delivery, service performance, and Azure spend. Collaborate with the Service Desk to ensure effective escalation paths, knowledge transfer, service transition, and timely resolution of infrastructure-related incidents.