Citrix Infrastructure Engineer

Description:
The Citrix Infrastructure Engineer is responsible for the technical ownership of key components of the organisation’s global end user computing and application delivery platforms. The role provides deep subject matter expertise and acts as a senior escalation point for complex or business critical issues. The engineer leads and actively contributes to the delivery of global IT initiatives, including platform modernisation, cloud adoption, and automation. This includes defining technical standards, architecture patterns, operational processes, and documentation to ensure secure, stable, and scalable services. The role requires strong cross team and cross region collaboration, close engagement with Architecture and Security teams, and effective management of strategic vendor relationships. The Citrix Infrastructure Engineer is responsible for the implementation and lifecycle management of a large scale Citrix estate, including Citrix Cloud–managed services, hybrid cloud integrations, and associated application delivery technologies.

• Technical ownership and operational support of the organisation’s Citrix infrastructure across multiple global data center and cloud environments
• Design, deployment, and lifecycle management of Citrix Cloud services, including control plane operations and on premises / cloud resource locations
• Engineering and operational support of Citrix workloads hosted on premises and in public cloud platforms (e.g. Azure)
• Proactively monitor, maintain, and enhance the Citrix environment, ensuring alerts and events are triaged, investigated, and resolved effectively
• Evaluate emerging security threats and implement remediation strategies, including patching, configuration hardening, and architectural improvements
• Define and maintain global standards, build patterns, and operational runbooks for Citrix platforms
• Develop and maintain high quality technical documentation that accurately reflects the as built and as operated environments
• Integrate automation and Infrastructure as Code (IaC) practices into platform provisioning, configuration, and lifecycle management
• Design and maintain Terraform modules for repeatable, version controlled deployment of Citrix related infrastructure and supporting components
• Collaborate closely with Architecture, Cloud, Network, Security, and Endpoint teams to deliver cohesive end user platforms
• Act as a senior escalation point for complex incidents, including participation in out of hours support and major incident response when required
• Mentor and provide technical guidance to junior engineers, promoting engineering best practices and continuous improvement
• Engage with third party vendors and partners to evaluate, design, and deliver tactical and strategic platform enhancements
• Manage platform hardware, software, and cloud service lifecycles, ensuring compliance with end of life and end of support timelines
• Maintain and continuously develop technical expertise relevant to the role

• Strong, demonstrable experience designing, implementing, and supporting enterprise scale Citrix environments, including:
• Citrix Cloud
• Delivery Controllers
• Virtual Delivery Agents (VDA / CVAD)
• Provisioning Services (PVS)
• Citrix Director
• Citrix ADC (NetScaler)
• Hands on experience operating Citrix Cloud control plane with on premises and/or public cloud resource locations
• Advanced troubleshooting and performance optimisation skills across Citrix and Microsoft Windows Server platforms
• Proven experience using Terraform to provision and manage infrastructure in a controlled, repeatable manner
• Practical knowledge of Infrastructure as Code concepts including version control, modular design, state management, and CI/CD integration
• Strong PowerShell scripting and automation experience; exposure to orchestration frameworks is advantageous
• Good working knowledge of networking concepts and protocols (TCP/IP, DNS, DHCP), load balancing, firewalls, and secure network design
• Experience integrating Citrix platforms with enterprise identity and security services (e.g. Active Directory, Entra ID, MFA)
• Working knowledge of application packaging and application delivery technologies (MSI, App V, etc.)
• Experience delivering projects within financial services or other highly regulated environments
• Comfortable operating within mature change control, audit, and risk management frameworks

• Deep understanding of distributed, highly available, and virtualised end user computing platforms
• Strong knowledge of modern Citrix architecture, including cloud managed and hybrid deployments
• Solid understanding of cloud infrastructure concepts and shared responsibility models
• Broad infrastructure knowledge spanning compute, storage, networking, identity, and security