Infrastructure & Operations
The physical and virtual foundation everything runs on
Backup strategy and tooling, replication and snapshots, disaster recovery planning, and restore assurance.
Linux, Windows Server, and Unix/mainframe administration including process management, OS hardening, and system configuration.
Container runtimes (Docker, Podman, containerd), Kubernetes orchestration, enterprise distributions, and image registry management.
Data center design and tier classification, power and cooling, structured cabling, and physical security.
Clustering, redundancy patterns, failover design, and multi-site architectures for always-on systems.
Infrastructure monitoring, APM, log management, metrics/logs/traces (OpenTelemetry), synthetic monitoring, alerting, and AIOps.
Server CPU architecture, memory and storage interfaces, BIOS/UEFI firmware, out-of-band management, and hardware sizing for enterprise compute platforms.
SAN/NAS, object storage, software-defined storage, and performance tiering for enterprise data persistence.
VMware vSphere, Microsoft Hyper-V, KVM/Proxmox, and open-source virtualization including virtual networking and storage.