IT Infrastructure Analyst - Citrix, Security

Gunaseelan
Madhavan

20+ years of enterprise expertise in AWS/Azure Cloud Architecture, Citrix VDI, and Azure DevOps Engineering.

Azure / AVD AWS Architecture CI/CD Pipelines Citrix Cloud / ADC Nutanix / VMware
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Certifications
Gunaseelan Madhavan
B.E. Electronics (ECE)
NatWest Group Plc
Senior Analyst / SME
+44 7442 316163
2023 – Present
Who I Am

About Me

A results-driven Senior Technical Architect and recognised SME with over 20 years of progressive experience architecting, transforming, and securing enterprise-scale technology environments.

Currently at NatWest Group Plc (2023 – Present), I operate within the core engineering team, driving strategic technical initiatives to advance Modern Digital Workplace services—including enterprise-scale Citrix Cloud migrations and Windows Infrastructure Security transformation. My career journey across Cognizant Worldwide, GFT Technologies, and DSM Soft spans two decades of enterprise-scale VDI, cloud strategy, and infrastructure excellence. This includes deep expertise covering Citrix Provisioning Services (PVS) support, Citrix ADC support, and the Master Image build process using Citrix AppLayering.

Cloud Architecture
DevSecOps
Infrastructure
EUC / VDI
Automation
Governance
Full Profile

Technical Expertise

A deep dive into the technologies and methodologies I specialise in at an enterprise scale.

Cloud & DevOps

Architecting Azure/AWS landing zones and implementing CI/CD processes with Azure DevOps for high-scale automation.

  • Azure AVD & Landing Zones
  • CI/CD Pipeline Automation
  • Infrastructure as Code (Terraform)
  • SRE (SLO/SLI, Error Budgeting)

EUC & VDI

Enterprise VDI design using Citrix Cloud, PVS, and AppLayering with advanced profile management via FSLogix.

  • Citrix Cloud / NetScaler ADC
  • PVS & AppLayering Mastery
  • Ivanti AppSense / FSLogix
  • NVIDIA GRID Integration

Modern Infra

Managing hyper-converged architectures using Nutanix (AOS/Files) and enterprise VMware vSphere clusters.

  • Nutanix Prism / AHV
  • VMware vCenter / ESXi
  • Active Directory Architecture
  • ITSM (ITIL, PMP, Prince2)
Explore Full Skillset
Credentials

Certifications & Badges

AWS Certified Security

Specialty — Amazon Web Services

AWS

Azure Solutions Architect

Expert (AZ-305) — Microsoft

Azure

RHCE

Red Hat Certified Engineer

Red Hat

PMP & Prince2

Project Management Knowledge

PM

ITIL Knowledge

ITSM Methodologies

ITIL
Latest Thoughts

Technical Insights

Articles and thought leadership on enterprise technology trends

EUC / VDI 8 min read

Citrix VDI Licensing & Cloud: 2026 Strategic Roadmap

Navigating the mandatory LAS transition, new Platform licensing tiers, and Citrix Cloud innovations for the modern hybrid workplace.

Gunaseelan MadhavanRead More
Multi-Cloud 7 min read

Microsoft Entra Cloud Sync: Mastering Multi-Cloud Identity

Explore how Microsoft Entra Cloud Sync simplifies hybrid identity management across disconnected forests and complex multi-cloud environments.

Gunaseelan MadhavanRead More
DevSecOps 6 min read

Zero Trust in Practice: From Policy to Pipeline

How to operationalise Zero Trust inside modern DevOps pipelines using Azure Policy, OPA, and GitHub Actions.

Gunaseelan MadhavanRead More
View All Articles

Ready to solve your next architecture challenge?

Available for consulting, architecture reviews, and strategic technology engagements.

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