SENIOR SYSTEMS SPECIALIST (Infrastructure, Virtualization, Storage & Data Center Operations)

Role Overview

Virtualization and Compute

• Design, implement, administer, and optimize VMware ESXi and vCenter environments, clusters, HA, DRS, vMotion, virtual networking, templates, snapshots, and virtual machine lifecycles.

Systems and Identity Services

• Install, configure, patch, harden, monitor, and troubleshoot Windows Server across production, disaster recovery, testing, and development environments.
• Administer Active Directory forests, domains, organizational units, users, groups, service accounts, delegation, replication, trusts, and domain controller health.
• Configure and troubleshoot DNS, DHCP, IP allocation, and Group Policy, including security baselines and controlled policy deployment.
• Support Red Hat Virtualization and Linux administration, including services, permissions, file systems, monitoring, and incident resolution.

Storage, Backup, and Recovery

• Administer SAN, NAS, block, file, and object storage, including provisioning, zoning coordination, RAID review, multipathing, capacity forecasting, performance analysis, replication, and lifecycle management.
• Operate enterprise backup platforms, maintain policies and recovery jobs, perform restore tests, and align recovery with approved RPO and RTO targets.

Data Center Operations

• Coordinate rack-and-stack activities, cabling, labeling, asset placement, power, cooling, environmental monitoring, access controls, capacity utilization, equipment movement, and service providers.
• Review server and storage hardware specifications, compatibility matrices, bills of materials, vendor quotations, supportability, and lifecycle status.

Operations, Security, and Support

• Monitor infrastructure health, availability, utilization, capacity, and performance; provide Level 3 support; lead root cause analysis; and implement corrective and preventive actions.
• Plan and execute upgrades, patching, firmware updates, vulnerability remediation, hardening, certificate renewal, and end-of-life or end-of-support replacements.

Documentation and Collaboration

• Maintain architecture diagrams, build documents, operating procedures, recovery procedures, configuration records, asset inventories, and operational reports.
• Collaborate with network, cybersecurity, cloud, application, database, vendor, facilities, and service teams.

Qualifications and Experience

• Bachelor's degree in Computer Science, Information Technology, Computer Engineering, or a related discipline; equivalent professional experience may be considered.
• At least 7 years of progressive experience in systems administration, infrastructure operations, virtualization, storage, backup, or data center services, including 2 years in a senior technical role.
• Experience supporting highly available, business-critical enterprise environments and participating in planned maintenance and on-call support when required.
• Experience in government, regulated, cloud, or large-scale data center environments is an advantage.