USC / GC - Only Applicants - Must be local to the St. Peters, Missouri area - 5 days a week onsite.
We are seeking a hands-on, strategic
IT Infrastructure Manager to lead and oversee our primarily Windows-based, on-premises infrastructure environment. Reporting to IT leadership, this individual will provide direct oversight of infrastructure operations while guiding engineers responsible for day-to-day systems management.
This is an
on-site leadership role for someone who leads from the front-equally comfortable mentoring engineers, reviewing technical decisions, and stepping into complex deployments when necessary. The ideal candidate maintains strong hands-on expertise and can effectively evaluate infrastructure implementations across
VMware, NetApp SAN, Veeam, and hybrid cloud platforms including Azure and AWS, ensuring operational stability, disaster recovery readiness, and long-term infrastructure scalability.
Key Responsibilities - Provide hands-on technical leadership across Windows Server infrastructure, virtualization platforms, storage systems, and backup environments
- Review, validate, and approve infrastructure deployments and configuration changes performed by engineering staff
- Serve as the escalation point for complex infrastructure issues and participate in high-impact deployments when necessary
- Oversee the Windows Server ecosystem, including Active Directory, DNS, DHCP, Group Policy, and file services
- Ensure patching, system hardening, lifecycle management, and domain integrity standards are consistently maintained
- Manage and optimize VMware vSphere environments, including cluster management, high availability (HA), and distributed resource scheduling (DRS)
- Lead evaluation and potential planning for future virtualization platform initiatives, including Hyper-V considerations
- Oversee NetApp SAN storage architecture, provisioning, and performance optimization
- Ensure integrity of Veeam backup and replication systems, including monitoring and validation
- Lead disaster recovery planning, testing, and documentation, ensuring RTO/RPO alignment with business requirements
- Provide governance and oversight of hybrid cloud environments, including Azure and AWS integrations
- Validate cloud deployments for security, redundancy, and cost efficiency
- Establish and maintain infrastructure standards, documentation practices, and change management processes
- Mentor and lead Infrastructure Engineers, supporting technical development and operational maturity
- Collaborate closely with security, application, and business teams to ensure reliable and secure infrastructure operations
Requirements
- 8+ years of experience in infrastructure engineering within Windows-based enterprise environments
- 3+ years of experience in a technical leadership or supervisory role
- Deep hands-on expertise in:
-Windows Server technologies (Active, DNS, DHCP, Group Policy)
-VMware vSphere environments
-NetApp SAN storage platforms
-Veeam Backup & Replication
-Microsoft Azure (AWS experience preferred)
- Demonstrated experience managing production, on-premises data center environments
- Strong understanding of high-availability architectures, disaster recovery planning, and infrastructure resiliency
- Ability to evaluate technical implementations, enforce standards, and guide infrastructure strategy
- Exceptional communication skills and the ability to collaborate effectively with both technical teams and business stakeholders
- Proven ability to mentor engineers and foster a high-performing infrastructure team
Phone: 636-209-5537
PO Box 385, Lebanon, MO 65536
www.timberlinegrp.com
[email protected] 
