VDI & Horizon Engineer: Golden Images & Automation

Rumos Group; Lisboa; Hybrid; EUR 42,000 - 63,000; Full time

Job summary

Rumos Group seeks an experienced IT Desktop Virtualization Administrator to support and optimize VMware Horizon environments in Lisbon. You will design and maintain Windows master images, manage VDI pools (persistent and non-persistent), and automate repetitive tasks with PowerShell.

The role requires strong Windows, AD/GPO/DNS/DHCP knowledge, and reporting skills with Excel/Power BI. English is a must; shifts may occur between 8:00 and 20:00.

Qualifications

• Bachelor's degree in Computer Engineering, Information Systems, or related field.
• Proven experience in administering and supporting VMware Horizon environments and VMware vSphere (vCenter/ESXi).
• Proficiency in creating master images, managing Horizon pools, and Horizon Connection Servers.
• Strong knowledge of Windows 10/11 and Windows Server.
• Proficiency in Active Directory, GPOs, DNS and DHCP.
• PowerShell scripting experience; automation and reporting skills with Excel/Power BI.
• Structured troubleshooting approach and ability to document procedures.
• English knowledge; team spirit and collaboration.
• Availability for shifts between 8:00 and 20:00.

Responsibilities

• Create, configure, and optimize Windows desktop master images (Golden Images).
• Administer persistent (Full Clones) and non-persistent (Instant Clones) VDI pools.
• Manage access permissions, entitlements, and profiles (Horizon DEM/FSLogix).
• Monitor performance and capacity of the virtual infrastructure (Horizon Console, vSphere).
• Resolve 2nd- and 3rd-line incidents in VDI environments.
• Execute OS and application updates to mitigate vulnerabilities (patching/rebuilds).
• Implement compliance, security hardening, and auditing policies for virtual desktops.
• Develop and maintain PowerShell scripts for automation.
• Prepare periodic inventory, compliance, capacity, and performance reports (Excel/Power BI).
• Create and maintain operational procedures and technical documentation.

Skills

Team spirit and collaboration

English

Troubleshooting and root cause

Technical writing

Analytical reporting (Power BI/Excel)

Education

Bachelor's degree in Computer Engineering or Information Systems

Tools

VMware Horizon

vSphere (vCenter/ESXi)

FSLogix/Horizon DEM

PowerShell

Intune

Active Directory/GPO/DNS/DHCP

Excel/Power BI

Job description

Rumos Group seeks an experienced IT Desktop Virtualization Administrator to support and optimize VMware Horizon environments in Lisbon. You will design and maintain Windows master images, manage VDI pools (persistent and non-persistent), and automate repetitive tasks with PowerShell.

The role requires strong Windows, AD/GPO/DNS/DHCP knowledge, and reporting skills with Excel/Power BI. English is a must; shifts may occur between 8:00 and 20:00.