Infrastructure Engineer: Server Performance (Remote)

Job Summary As the largest online distributor of restaurant supplies and equipment, WebstaurantStore offers a catalog of more than 430,000 products supported by fast, reliable shipping. Nearly all our technological design, development, and system management are handled in-house, allowing us to build custom, innovative solutions in a rapidly evolving e-commerce landscape. Due to this growth, we are seeking an Infrastructure Engineer with a focus in Server Performance to support our on-premises infrastructure, centered on designing and creating high performance computing solutions that power AI workloads and other resource-intensive business operations. This role is primarily focused on on-premises infrastructure and does not focus on cloud administration. Responsibilities • Administer and optimize physical servers (Dell), SQL Server environments, GPU-accelerated AI and 3D render servers, and VMware vSphere/ESXi virtual infrastructure (vCenter HA). • Own infrastructure performance tuning across compute, virtualization, and operating system layers to improve reliability, efficiency, and scalability. • Proactively identify bottlenecks, capacity constraints, and performance risks using monitoring and observability tools such as Prometheus and Grafana. • Investigate physical server issues end to end, perform root cause analysis, and determine the most appropriate corrective solution. • Manage physical and virtual infrastructure and support partner teams including DBRE, Security, SRE, Media, and Automated Warehouses. • Support server lifecycle management activities including provisioning, configuration, patching, upgrades, hardware refreshes, and decommissioning. • Perform hardware diagnostics, firmware and BIOS updates, RAID configuration, driver management, and out-of-band administration using tools such as iDRAC or equivalent technologies. • Participate in disaster recovery and business continuity efforts, including failover testing, backup and recovery validation, and restoration readiness. • Contribute to infrastructure projects such as migrations, platform rollouts, performance improvement initiatives, and hardware modernization efforts. • Support Windows Server and Linux-based environments, including RHEL, Ubuntu, and Rocky Linux. • Collaborate with internal stakeholders to solve complex infrastructure problems, recommend improvements, and strengthen long-term system health.