IT Infrastructure Manager

EPMA; Houston (TX); Hybrid; USD 110,000 - 160,000; Full time

Job summary

EPMA seeks an experienced IT Infrastructure Manager to lead a hands-on team in Houston. You will oversee Windows Server, VMware, AD/Entra ID, and Microsoft 365, ensuring reliability, security and modernization across locations.

This hybrid, three-day onsite role requires strong incident leadership, strategic planning and clear coordination with IT leadership, stakeholders, and vendors to drive projects and infrastructure improvements.

Qualifications

• 7+ years of progressive IT infrastructure experience.
• 3+ years leading infrastructure teams.
• Hands-on with Windows Server, VMware, Active Directory/Entra ID and Microsoft 365.
• Enterprise networking knowledge: routing, switching, VLANs, IP design, firewall tech.
• Experience with virtualization, storage, backup and DR.
• Ability to troubleshoot complex infra issues and lead during incidents.
• Experience delivering infrastructure projects and modernization initiatives.
• Strong people management and stakeholder communication skills.
• Balance of strategic planning with hands-on technical involvement.

Responsibilities

• Lead, mentor and develop a team of Infrastructure Administrators and specialists.
• Oversee day-to-day infrastructure operations for availability, performance and security.
• Provide hands-on technical leadership across Windows Server, VMware, AD/Entra ID and Microsoft 365.
• Design, configure and optimize enterprise networks including routing, switching, VLANs, IP design and firewalls.
• Manage virtualization, storage, backup, disaster recovery and business continuity.
• Lead upgrades, migrations and lifecycle management of infrastructure.
• Establish infrastructure standards, documentation and best practices.
• Serve as senior escalation point for complex incidents and technical challenges.
• Collaborate with IT leadership, stakeholders and vendors on projects and investments.
• Support planning, budgeting and vendor relationships.

Skills

IT Leadership

Team Management

Windows Server

VMware

Active Directory/Entra ID

Microsoft 365

Networking

Incident Management

Project Delivery

Communication

Tools

Citrix

VDI

Azure

Job description

IT Infrastructure Manager

Location: Houston, TX (Galleria Area)

Work Arrangement: Hybrid, 3 days onsite

Employment Type: Full-Time, Permanent

About the Opportunity

EPMA is partnering with an established, growing engineering and professional services organization to recruit an experienced IT Infrastructure Manager for its Houston operations.

This is an excellent opportunity for a hands-on infrastructure leader who enjoys developing technical teams while remaining actively involved in the design, delivery and ongoing management of enterprise IT infrastructure.

The successful candidate will lead a team of infrastructure professionals, oversee critical systems and network environments, and help drive infrastructure modernization, reliability and security across multiple business locations.

Key Responsibilities

• Lead, mentor and develop a team of Infrastructure Administrators and technical specialists, fostering accountability, collaboration and continuous improvement.

• Oversee day-to-day infrastructure operations, ensuring the availability, performance and security of enterprise systems and networks.

• Provide hands-on technical leadership across Windows Server, VMware, Active Directory, Microsoft Entra ID, Microsoft 365 and enterprise infrastructure platforms.

• Support the design, configuration and optimization of enterprise networks, including routing, switching, VLANs, IP addressing, segmentation, wireless connectivity and firewalls.

• Manage virtualization, storage, backup, disaster recovery and business continuity capabilities.

• Lead infrastructure upgrades, migrations, lifecycle management and modernization initiatives.

• Establish and maintain infrastructure standards, technical documentation and operational best practices.

• Serve as a senior escalation point for complex infrastructure incidents and technical challenges.

• Collaborate with IT leadership, business stakeholders and external vendors to deliver infrastructure projects and improvements.

• Support infrastructure planning, budgeting, vendor relationships and technology investment decisions.

Required Qualifications

• 7+ years of progressive experience in IT infrastructure, systems administration or infrastructure operations.

• 3+ years of experience leading or directly managing technical infrastructure teams.

• Strong hands-on experience with Windows Server, VMware, Active Directory/Entra ID and Microsoft 365.

• Demonstrated technical knowledge of enterprise networking, including routing, switching, VLANs, IP design, network segmentation and firewall technologies.

• Experience supporting enterprise virtualization, storage, backup and disaster recovery environments.

• Proven ability to troubleshoot complex infrastructure issues and provide technical direction during critical incidents.

• Experience delivering infrastructure projects, upgrades and technology modernization initiatives.

• Strong people management, communication and stakeholder engagement skills.

• Ability to balance strategic planning with hands-on technical involvement.

Preferred Experience

• Citrix or other Virtual Desktop Infrastructure (VDI) platforms.

• Hybrid cloud infrastructure, particularly Microsoft Azure.

• Experience supporting multi-site enterprise environments.

• Infrastructure experience within engineering, architecture, construction or other professional services organizations.

• Familiarity with supporting business-critical applications and large technical datasets.

Why Consider This Opportunity?

• Take ownership of a broad enterprise infrastructure environment.

• Lead and develop an established technical team.

• Remain technically engaged while contributing to infrastructure strategy and modernization.

• Work closely with senior IT leadership on meaningful infrastructure initiatives.

• Join an established organization offering long-term career opportunities and a hybrid working arrangement.

Location & Working Arrangements

This position is based in the Galleria area of Houston, Texas, with an expectation of working onsite three days per week.

Occasional travel to other business locations and flexibility to support critical infrastructure incidents may be required.