Virtual Technology Subject Matter Expert (SME)

Test Triangle; Sheffield; Hybrid; GBP 60,000 - 90,000; Full time

Job summary

Test Triangle in the United Kingdom seeks a Virtual Technology SME to manage a vast virtualization estate, including CVAD/DaaS, Citrix, NetScaler, and VMware. You will collaborate with cross-functional teams to drive innovation and ensure reliability across global environments.

The role requires 5+ years in desktop virtualization, strong scripting skills (PowerShell, Python), and experience with AI-driven automation. Hybrid work in Sheffield is available, supporting cross-time-zone operations.

Qualifications

• 5+ years in Desktop Virtualization/ Citrix XenApp
• Experience with CVAD/DaaS, NetScaler/ADC, and VMware administration
• Experience with OpenShift/VMware workloads and Windows Server
• Strong scripting and automation skills (PowerShell, Python)
• English-speaking and technical writing proficiency

Responsibilities

• Maintain and optimize enterprise Citrix Virtual Apps and Desktops (CVAD/DaaS), NetScaler/ADC, and core hypervisor/cloud environments.
• Citrix/VDI/Cloud PC administration, including planning, provisioning, migration, and user support.
• Support and maintain OpenShift/VMware based VM workloads, ensuring scalability and resilience.
• Proactive monitoring of end-user experience, session latency, and logon performance.
• Manage image updates, VDA provisioning (MCS/PVS), profile management, and vulnerability mitigations.
• Implement AI-driven automation using Copilot and LLM for routine tasks and incident resolution.
• Develop self-healing automations via PowerShell or Python; create SOPs with AI tools.
• Develop and maintain scripts/tools (PowerShell, Python) and align with ITSM processes.

Skills

Citrix XenApp

NetScaler

VMware

PowerShell

Python

Jenkins

Ansible

English proficiency

Interpersonal skills

Troubleshooting

Tools

PowerShell

Python

Ansible

Jenkins

Job description

Contract | Test Triangle | United Kingdom

Posted On 07/09/2026

Job Information

Work Experience 5+ years

Communications

City Sheffield

State/Province Derbyshire

S21

Job Description

Work Location: 3 days Hybrid (Sheffield office)

Country: UK

Job Description

We are seeking a highly talented and motivated Virtual Technology Subject Matter Expert (SME) to join our global Endpoint Operations team responsible for managing over 170,000 user virtual machines and over 4,000 servers across five continents and all time zones. This role combines technical expertise with soft skills to ensure the smooth operation, optimization, and development of our virtualization environments. As part of the team, you will need to collaborate with cross-functional Pods, such as Support, Project and Engineering Team, play a key role in driving innovation and excellence in our virtualization infrastructure.

Key Responsibilities

Citrix & VDI Operations

• Maintain and optimize enterprise Citrix Virtual Apps and Desktops (CVAD/DaaS), NetScaler/ADC, and core hypervisor/cloud environments.
  
• Citrix/VDI/Cloud PC administration, including planning, provisioning, migration, and users support.
  
• Support and maintain OpenShift/VMWare based virtual machine workloads, ensuring scalability and resilience.
  

Proactive Monitoring & End User Experience

• Proactively monitor end-user experience (DEX), session latency, and logon performance using analytics tools and automated remediation scripts.
  
• Manage image updates, VDA provisioning (MCS/PVS), profile management, and zero-day vulnerability mitigations.
  

AI-Driven Infrastructure Automation

• Implement and customize Microsoft Copilot and LLM assisted workflows to automate routine Citrix & VDI operational tasks, ticket triage, and incident resolution.
  
• Build prompt libraries, automated diagnostics, and agentic workflows to streamline system health checks, log analysis, and root-cause investigations.
  

Process & Efficiency Engineering

• Identify repetitive operational bottlenecks across Level 2/3 virtualization support and develop self-healing automations via PowerShell, or Python, and Copilot integrations.
  
• Create smart documentation, automated handover summaries, and SOPs using AI productivity tools.
  

Scripting, ITSM & Cross Functional Delivery

• Develop and maintain scripts/tools (e.g., PowerShell, Python) to streamline operations and reduce manual effort, leveraging DevOps practices and tools (Ansible, Jenkins, Git)
  
• Align operations with ITSM practices, including incident, problem, and change management.
  
• Partner with cross-functional teams (support, project, engineering etc.) to deliver integrated solutions.
  
• Fulfillment and operation activities for all infrastructure components supporting our desktop virtualization service across the CLIENT group.
  

Skills / Experience

• At least 5 – 7 years of experience in the Desktop Virtualization, with solid Citrix XenApp, NetScaler, Azure W365, VMWare administration experience.
  
• Knowledge of technical components of the VMWare/OpenShift Hypervisor, vCenter, Windows Servers 2016/2019, TCP/IP networking, and VPN gateway.
  
• Scripting and automation experiences, with proficiency in the use of PowerShell scripting, Jenkins, and Ansible.
  
• Knowledge and experience of using Agile delivery methods and tools to implement both tactical and strategic changes is a plus.
  
• Interpersonal skills – demonstrate good judgement and a good level of communication. Ability to articulate complex technical issues concisely.
  
• Work independently and under high pressure, including but not limited to meeting tight deadline, work in odd hours and holiday.
  
• Experience working in large-scale multinational companies, experience of working as part of an Agile or Operation team is a plus.
  
• Respectful of different cultures, working with colleagues from across all the globe.
  
• Work proficiency in English speaking and technical writing