IT Infrastructure Engineer

Job Summary

We are seeking a Senior Infrastructure Engineer to serve as the long‑term technical owner of virtualization, server, storage, backup, and network infrastructure supporting critical SCADA and engineering systems.

This is a hands‑on senior individual contributor role responsible for operational reliability, high availability, cybersecurity alignment, and disaster recovery readiness across VMware and Hyper‑V environments. The ideal candidate has experience supporting production OT/industrial environments and understands the accountability required for systems that directly impact operational uptime.

This role participates in on‑call rotation, supports scheduled plant outage patch windows, and serves as a primary escalation point for infrastructure‑related incidents.

• Own lifecycle management of VMware ESXi/vCenter and Microsoft Hyper‑V environments.
• Design, maintain, and optimize HA clusters (VMware HA/DRS and Hyper‑V Failover Clustering).
• Perform hypervisor patching, upgrades, and lifecycle management.
• Optimize virtual machine performance and resource allocation.
• Maintain standardized templates and configuration governance.

• Administer and optimize Veeam Backup & Replication.
• Define and maintain RPO/RTO targets for critical systems.
• Perform periodic restore validation and disaster recovery testing.
• Maintain documented recovery procedures and DR runbooks.
• Manage multi‑site backup strategies, including full and incremental backups.

• Deploy and troubleshoot enterprise networks, including firewalling, routing, and switching/VLAN architecture.
• Support routing fundamentals and firewall rule governance.
• Maintain secure IT/OT segmentation design.
• Support patch compliance and vulnerability remediation initiatives.
• Participate in firewall reviews and security hardening efforts.
• Familiarity with industrial protocols (Modbus, DNP3, OPC‑UA) preferred.

• Serve as a senior escalation point during infrastructure incidents.
• Lead root cause analysis (RCA) following outages or service degradation.
• Monitor infrastructure performance, storage health, and system capacity.
• Proactively identify risks and implement mitigation strategies.
• Develop and maintain infrastructure standards, SOPs, and documentation.

• Participate in on‑call rotation.
• Support scheduled maintenance during plant outage windows.
• Support occasional off‑hours deployments as required.
• Ensure minimal operational disruption during maintenance activities.

• Must have permanent authorization to work in the United States.
• 7+ years of infrastructure engineering experience in production environments.
• Strong hands‑on experience with VMware ESXi and vCenter.
• Strong hands‑on experience with Microsoft Hyper‑V (Failover Clustering, Live Migration).
• Strong hands‑on experience with Veeam Backup & Replication.
• Strong hands‑on experience with enterprise networking (firewalling, switching, VLANs, routing fundamentals).
• Experience managing high‑availability production systems.
• Experience in depth of network devices (Firewalls, Routers, Switches).
• Strong troubleshooting skills across compute, storage, and network layers.
• Experience participating in on‑call escalation rotations.
• Strong documentation and operational discipline.

• Experience supporting SCADA, industrial, or regulated environments.
• Familiarity with NERC CIP or similar compliance frameworks.
• Experience with SAN/NAS storage technologies.
• Scripting experience (Power Shell preferred).
• Cloud and Hybrid deployments.
• Automation experience with Terraform, Ansible, or equivalent.
• Experience supporting hybrid IT/OT infrastructure.

This role offers a base salary of $100,000 - $130,000 (DOE).

Expected Travel: 10%

Our salary ranges are determined by role, level, and location. Within each posted range individual pay is determined (and may be greater or higher) dependent on work location and additional factors, including job‑related skills, experience, and relevant education or training. Terabase offers competitive…