Thrive IT Systems
VMware vSphere Administrator (L2/L3 Support)
Skills
1 day ago
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Important information
Contract type:
Freelance / Contract
Location:
Kraków, Poland
Work mode:
Onsite
Published on:
19 October 2026
What they need
Administer and support VMware vSphere 8 and ESXi 8 environments in enterprise production settings
Ensure operational stability availability resilience and performance of virtualization platforms
- Provide L2L3 support for VMware incidents outages and performance issues
- Configure manage and maintain vCenter Server environments
- Manage clusters resource pools templates snapshots permissions roles alarms and inventory administration
- Support vSphere HA DRS vMotion Storage vMotion and admission control configurations
- Implement infrastructure changes upgrades patching firmware updates and lifecycle management activities
- Manage ESXi host deployment compliance remediation and lifecycle operations
- Perform virtualization troubleshooting including VM performance issues host failures datastore issues and connectivity problems
- Support backup recovery disaster recovery and business continuity requirements
- Conduct capacity planning performance monitoring and root cause analysis
- Integrate VMware environments with enterprise storage networking monitoring backup identity and security platforms
- Drive automation operational efficiency and continuous improvement initiatives
- Participate in shift support and rotational oncall activities
Requirement:
- 5 years of VMware Administration experience
- Strong hands-on experience with VMware vSphere 8, ESXi 8, vCenter Server
- Strong understanding of virtualization concepts, Virtual Machines, Clusters, Resource Pools, Templates, Snapshots, Virtual Hardware, Experience managing, Cluster Configuration.
- Role Based Access such as Permissions, Alarms Lifecycle Management Inventory Administration
- Deep expertise in vSphere High Availability HA, Distributed Resource Scheduler DRS, vMotion, Storage vMotion, Admission Control
- Strong VMware Networking knowledge, Standard Switches Distributed Switches Port Groups VLANs NIC Teaming Uplinks Network Troubleshooting
- Strong VMware Storage knowledge, VMFS NFS Fibre Channel iSCSI Multipathing Datastores Storage Performance
- Experience with ESXi Deployment, Upgrades, Patching, Firmware Coordination, Compliance Management
- Knowledge of vSphere Lifecycle Manager and imagebased lifecycle management
- Experience performing, Capacity Planning, Performance Analysis, Root Cause Investigations Incident Resolution
- Strong Linux Administration skills, RHEL, User Management Filesystems, Services Processes Networking Logging Patching Bash Scripting
- Strong Windows Server Administration skills Active Directory DNS DHCP Group Policy PowerShell Windows Patching Event Log Analysis
- Experience integrating VMware with Enterprise Storage Backup Platforms Monitoring Solutions Identity Platforms Network Management Platforms
- Understanding of Incident Management, Problem Management, Change Management, Operational Risk, SLA Management
3 Most Important Skills Critical for Success
1 VMware vSphere 8 and ESXi 8 Administration
2 vCenter Server Administration Clusters Permissions Lifecycle Management
3 Deep expertise in vSphere HA DRS vMotion and Storage vMotion
Skills: VMWare Tanzu
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