IT Systems & Infrastructure Manager

Eagle Houston | Eagle
Houston, TX 77099, USA

Position Summary

The IT Systems & Infrastructure Manager is responsible for leading and managing the organization’s hybrid IT environment, including on-premises infrastructure and cloud systems. This role ensures high availability, security, and performance of all critical business systems while aligning IT operations with business objectives.

You will oversee infrastructure strategy, daily operations, and technical teams while serving as the escalation point for complex issues and driving continuous improvement across systems, processes, and service delivery. Hands‑on IT leader with strong technical depth and proven experience managing infrastructure teams in complex environments. You bring both strategic thinking and operational discipline. This role combines infrastructure leadership, systems reliability, and operational excellence.

You will ensure the stability of enterprise IT systems while leading a technical team, managing infrastructure strategy, and maintaining secure, scalable, and highly available environments across on‑premises and cloud platforms.

What You Will Do

• Lead, mentor, and manage IT coordinators and support technicians
• Assign, prioritize, and monitor workloads to ensure efficient support operations
• Serve as escalation point for complex technical issues
• Participate in and manage on‑call rotation and occasional weekend maintenance windows
• Ensure alignment between IT operations and corporate objectives
• Oversee on‑premises and hybrid infrastructure including servers, storage, virtualization, and cloud systems
• Manage Windows Server environments, including Active Directory, DNS, and DHCP
• Ensure optimal performance and high availability of servers, networks, and core business systems
• Maintain domain services, identity services, and enterprise system reliability
• Design and implement short‑ and long‑term infrastructure strategies for scalability and resilience
• Manage LAN/WAN infrastructure including routers, switches, VPNs, firewalls, and wireless systems
• Oversee security tools including antivirus, intrusion detection, and perimeter security systems
• Ensure compliance with IT security policies and industry best practices
• Oversee user access, permissions, identity management, and authentication systems
• Manage daily IT operations including hardware, software, and system support
• Ensure strong internal customer service and stakeholder communication
• Monitor system performance and proactively resolve issues
• Maintain service reliability through monitoring, backup, and disaster recovery strategies
• Lead infrastructure planning, budgeting, upgrades, and technology roadmaps
• Evaluate and recommend new technologies, tools, and systems
• Manage technology upgrades, integrations, and infrastructure projects
• Collaborate with vendors, consultants, and partners for procurement and implementation
• Ensure successful delivery of technical projects across departments
• Develop and maintain IT operational processes, documentation, and standards
• Create automation and scripting solutions to improve efficiency (Windows scripting, etc.)
• Continuously improve infrastructure reliability, scalability, and support workflows

Who You Are

• Bachelor’s degree in Computer Science, Information Systems, or equivalent experience (12+ years in IT infrastructure/administration roles)
• Experience leading IT infrastructure or systems teams
• Strong knowledge of Windows Server environments and enterprise directory services
• Experience with virtualization, hybrid infrastructure, and cloud platforms (Azure, AWS, or similar)
• Strong understanding of networking (LAN/WAN), Cisco equipment, VPNs, and firewalls
• Experience supporting VOIP/telephony systems (Cisco, Avaya, or similar)
• Familiarity with Microsoft 365,…