Typical Responsibilities/Tasks:
• Lead systems administration and maintenance for environments that include ESXi hosts, virtual machines/appliances, Red Hat OpenShift, VDI desktops, Windows Server, Linux/RHEL, file systems, and system-level applications.
• Direct hardware installation, troubleshooting, maintenance, system updates, patching, backups, and operational support while maintaining highly secure and available systems on a 24/7 basis.
• Perform or oversee system analysis and design, establish and sustain virtual infrastructure, and provide technical input for system administration SOPs and user/administrator documentation.
• Operate and maintain enterprise backup and recovery capabilities supporting Linux NFS, Windows SMB, Enterprise SAN, Cohesity, Dell PowerProtect Data Manager, VMware Replication, and vSAN.
• Administer or support protection services and protocols such as vProxy, DD Boost, NDMP, REST APIs, S3-compatible object storage, VMware vCenter/vSphere integration, and application-aware backup agents for SQL Server and other enterprise applications.
• Regularly test and validate backup, recovery, replication, and restoration procedures; investigate backup failures; verify recoverability, system integrity, and achievement of defined RPO/RTO objectives.
• Support disaster-recovery and contingency planning by providing technical data on backup security, software, procedures, media/storage, schedules, audit records, trusted recovery, and restoration capabilities.
• Support COOP events and exercises, including reconstitution of IT infrastructure, recovery of systems/software/databases, and troubleshooting of restoration issues.
• Coordinate server, storage, backup, and recovery activities with the CIO, Government team leads, cybersecurity personnel, developers, network staff, and other designated stakeholders.