Karthikeyan Mahalingam

About

Senior Cloud Architect with 25+ years of IT experience, including 7+ years focused on Google Cloud Platform and extensive work across AWS, DevOps, infrastructure as code, and cloud migration. Experienced in designing secure, scalable enterprise cloud solutions, translating business and regulatory needs into architecture and implementation guidance across government, banking, telecom, travel, and healthcare sectors.

Experience

• Senior Cloud Architect (Client: Confidential Government)
  Royal Cyber Arabia Ltd · Saudi Arabia
  Jan 2026 – Present

  Leading GCP Cloud Architecture and DevOps initiatives for a confidential government program. Designed GCP cloud transformation PoCs covering Landing Zones, networking, IAM, Terraform automation and modernization. Evaluated Oracle Cloud Infrastructure (OCI) through architecture PoCs for future cloud adoption and hybrid cloud scenarios. Designed and enhanced GitLab CI/CD pipelines, Infrastructure as Code and deployment automation. Implemented observability architecture using Grafana, Prometheus, OpenTelemetry, Tempo, Beyla and Falco. Worked with customer stakeholders on architecture reviews covering security, scalability, governance and operational readiness.

• Senior Cloud Architect (GCP & DevOps)
  Abacus Cambridge Partners · UAE
  Nov 2024 – Jan 2026

  Architected enterprise GCP solutions for government and enterprise customers in the Kuwait, UAE and wider Middle East. Designed Landing Zones, Shared VPC, IAM, VPC networking, security baselines and enterprise connectivity patterns. Developed reusable Terraform modules and Infrastructure as Code standards. Supported Google Apigee implementations and cloud modernization engagements. Produced HLDs, LLDs, reference architectures, customer workshops and cloud transformation roadmaps.

• Senior Cloud Architect
  Coforge Ltd · India
  Jan 2023 – Oct 2024

  Delivered cloud architecture and DevOps consulting for banking and travel customers. Designed GCP reference architectures, migration strategies and Terraform-based solutions. Defined CI/CD and Kubernetes platform architecture for cloud-native applications. Prepared architecture documentation (HLD/LLD) and guided implementation teams. Worked with business stakeholders on cloud transformation, governance and operational readiness.

• Cloud & DevOps Senior Consultant
  HCL Technologies · India
  Jan 2021 – Jan 2023

  Delivered Google Cloud architecture consulting and deployment with support of Google Delivery Center. Designed Google Cloud Landing Zones using Cloud Foundation Fabric modules. Implemented Infrastructure as Code using Terraform for secure and repeatable provisioning. Supported enterprise cloud migration and modernization programmes. Built CI/CD automation using GitLab, Ansible and Bash. Established reusable cloud deployment frameworks and engineering standards.

• GCP & DevOps Architect
  Virtusa Corporation · India
  Feb 2019 – Jan 2021

  Delivered enterprise Google Cloud migration projects with support of Google Delivery Center. Designed Infrastructure as Code using Terraform. Performed migration planning using Velostrata and Stratozone for on-premise and AWS. Developed CI/CD pipelines supporting cloud-native applications. Improved infrastructure provisioning using automation and reusable templates.

• DevOps Architect & Deployment Specialist
  Nokia Services · India
  Apr 2017 – Jan 2019

  Designed DevOps architecture for enterprise IoT platform deployments. Automated deployment pipelines and infrastructure provisioning. Managed hybrid cloud environments using AWS and OpenStack. Led deployment strategy and customer integration activities. Supported global telecom customers including AT&T, TIM Italy, StarHub and Bharti.

• SCM & DevOps Specialist
  Alcatel-Lucent Enterprise · India
  Oct 2004 – Mar 2017

  Implemented OpenStack private cloud for enterprise infrastructure and workload hosting. Led a 15-member Software Configuration Management and Release Engineering team. Standardized enterprise build, release and deployment processes across multiple product lines. Automated build, packaging and release activities using scripting and engineering tools. Administered IBM ClearCase, Mercurial and enterprise version control environments. Managed supporting enterprise services including LDAP, Active Directory, NAS and SAN.

• Build & Release Engineer
  Siemens Information Systems Ltd · India
  Jan 2001 – Sep 2004

  Managed parallel software releases across multiple healthcare products. Developed automation utilities that improved build and release efficiency. Built enterprise software using ClearCase, OMake and InstallShield. Participated in CMM quality audits and engineering process improvements. Created automation tools supporting software packaging and deployment.

Education

• Bachelor of Engineering
  College of Engineering, Guindy · Anna University
  Industrial Engineering · Jul 1995 – May 1999

Skills

Tools / apps / platforms