---
title: "Kariappa. B. A - Senior Architect in Bengaluru | Tal"
description: "Meet Kariappa. B. A, Enterprise Architect | Cloud Solutions Architect | Azure | AWS | GCP | OCI | HPC Architect | DevOps | Hybrid Cloud Strategist | TOGAF | Zachman | Generative AI based in Bengaluru. AI stack includes deepseek, gemini, and perplexity."
image: "https://tal.club/meet/kariappa-ballachanda/share-image"
---

# Kariappa\. B\. A on Tal

## Headline

Enterprise Architect \| Cloud Solutions Architect \| Azure \| AWS \| GCP \| OCI \| HPC Architect \| DevOps \| Hybrid Cloud Strategist \| TOGAF \| Zachman \| Generative AI

## About

As an Enterprise Architect & Cloud Solutions Architect with over 14 years of IT experience and a decade of deep expertise in cloud technologies, I specialize in designing, implementing, and optimizing enterprise\-scale cloud infrastructures\. My proficiency spans across Azure, AWS, GCP, and Oracle Cloud Infrastructure, with a proven track record of leading large\-scale cloud migrations, hybrid deployments, and infrastructure transformations\. Throughout my career, I’ve been instrumental in aligning technical solutions with business objectives, ensuring cost efficiency, scalability, and security at every step\. My expertise includes Infrastructure as Code \(Terraform, ARM, Bicep\), containerization with Kubernetes and Docker, and building resilient CI/CD pipelines using Azure DevOps, Jenkins, and GitHub\. I am passionate about driving cloud adoption strategies, enhancing security postures with Zero Trust and Azure Security Advisor, and delivering robust multi\-cloud solutions\. Beyond technical know\-how, I thrive in leading cross\-functional teams, mentoring talent, and collaborating with stakeholders to deliver exceptional results\. Whether it’s transforming on\-premises environments, implementing SDWAN and SASE architectures, or optimizing costs through Azure Cost Management, I approach each project with a strategic mindset and a focus on tangible business impact\.

## Location

Bengaluru

## AI stack

deepseek

gemini

perplexity

ChatGPT

## Work experience

Senior Architect at Persistent Systems, Mar 2025 \- Present · 1 yr 7 mos, Bengaluru, Karnataka, India, As a Senior Architect, I am responsible to assist various projects under Persistent Systems Ltd’s umbrella with Architecture, consulting, design review, troubleshoot and de\-escalate client escalations\. • Assisted an US advanced materials science major with setting up their HPC infrastructure to host Ansys software for scientists to model and simulate their projects on GCP\. • Have been instrumental in helping the team with deployment of various API’s and automating the deployment of HPC VM’s through Terraform templates on GCP • Have played a key role in gaining customer’s confidence on HPC Architecture and deployment methods using Terraform\. Solution design for a wealth management firm to host their applications on GCP\. • Proposed transformation of legacy applications to GKE, as inhouse developer support is available • Proposed Vertex AI to process data and provide the desired outcome with prompt engineering Migration of AS400 legacy application to AWS for an automobile major in New Zealand & Australia • Discovery of the legacy applications • Redesign the network architecture for hybrid connectivity • Redesign the UI with IBM Power System i emulators on AWS as AS400 is not supported on EC2 instances • Redesign the DB structure of DB400 AIOps for an Australian Supermarket major • Proposed custom dashboards with different telemetry's to monitor existing workloads and failures on orders • Proposed AIOps to rectify existing pipelines to correct themselves based on triggers to give the right output on dashboards Modernization of tracking POS devices, printers, scanners for a Supply chain major • Proposed modernization of existing infrastructure to track 2\.5 milliion devices across the globe • Tracking device status, device update status, single device to device groups, being tracked under similar API calls • Redifining API security and modernizing to PUB/SUB model so transactions are not lost

Enterprise Architect Cloud and Infrastructure at Public Works Authority ‘Ashghal’ – Qatar, Oct 2023 \- Jan 2025 · 1 yr 4 mos, Doha, Qatar, At Ashghal, I spearheaded the transformation of network and security infrastructure, aligning with TOGAF standards to implement a Zero Trust Architecture\. I led the deployment of SDWAN with SASE and CASB, redefining perimeter security & cloud security standards in compliance with Qatar NIA and CISO guidelines\. By leveraging Azure Cost Management, I introduced cost\-saving strategies while driving the modernization of applications into web apps and containers\. Key achievements include:  Enterprise Cloud Transformation: Redesigned, refactored, and re\-hosted Ashghal’s on\-premises applications and workloads, aligning with CAF security and governance standards\.  Infrastructure Optimization: Re\-architect\-ed the cloud landing zone using the Well Architected Framework, enhancing performance, security, and scalability with huge cost savings of half a million USD on Cloud spend\.  Security & Compliance Excellence: Strengthened cloud security posture through Azure Security Advisor and implemented network security enhancements like Zero Trust Network Architecture  Infrastructure as Code \(IaC\): Deployed VM and network frameworks via Terraform, enabling automation and efficiency\.  Application Modernization: Migrated applications to AKS and hosted Java applications on Spring Cloud, improving resilience and operational agility\.  Enterprise Data Management: Implemented Master Data Management on Informatica & Azure Fabric, Onelake, Synapse, Data Bricks, and Power BI, enhancing data\-driven decision\-making and improving data governance through Purview and Profisee\.  Advanced Analytics & GIS: Integrated LiDAR\-based geospatial data processing with Bentley, WebLogic, and Azure Data Lake for precision mapping\.  Vendor & Technology Leadership: Evaluated and optimized vendor solutions, collaborating with Microsoft, Cisco, Google, Palo Alto, Fortigate, HP, etc\.\. to tailor strategic technology deployments and adhered to budgets

Cloud Infrastructure Architect at Clinisys, Apr 2023 \- May 2023 · 2 mos, India, Engineered a robust architecture for three interconnected medical record applications, seamlessly integrating them into a unified, high\-performance system\. Implemented a comprehensive Disaster Recovery \(DR\) strategy, ensuring minimal downtime and data integrity during system disruptions\. Established high availability for both application and database \(PaaS\) layers, optimizing reliability and scalability across critical healthcare operations\. Designed and deployed resilient backup solutions for Oracle applications using RMAN scripts, safeguarding data with consistent, efficient recovery capabilities\.

Offering Delivery Lead/Systems Manager at DXC Technology, Jan 2021 \- Feb 2023 · 2 yrs 2 mos, Bengaluru, Karnataka, India, As Systems Manager, Offering Delivery Lead, and Solutions Architect, I combined strategic vision with hands\-on expertise to align technical initiatives with business goals\. •Implementation of Web Application Firewalls \(WAF\) for a German automotive leader, helped in enhancing cybersecurity and application protection\. •By driving proof\-of\-concept \(POC\) initiatives on emerging technologies, I equipped the engineering team with forward\-looking capabilities\. •My cloud migration efforts included transitioning mission\-critical Java applications to Azure Kubernetes Service \(AKS\) and Azure Spring cloud for Java applications for an Indian cement giant, boosting agility and efficiency\. •I facilitated the migration of Oracle and JBoss applications for a Singapore\-based airline’s cargo division, establishing high availability with Oracle clustering and VM ScaleSets\. •I also transitioned a Japanese airline’s databases to PaaS, improving performance and reducing maintenance overhead\. •For an American food manufacturer, I designed SDWAN architecture with AT&T and Velo Cloud, optimizing network efficiency\. •I enhanced storage capabilities by migrating NFS and CIFS shares to Azure NetApp Files and built cloud infrastructure for a US pharmaceutical company’s Israeli subsidiary, managing workload and database migration\. •Adopting a Hub\-and\-Spoke network topology with comprehensive backup and disaster recovery \(DR\) solutions, I ensured ISO 27001 / ISO 13485 & GDPR compliance\. •Strengthening enterprise security, I deployed Intune for Mobile Device Management \(MDM\) and established Multi\-Factor Authentication \(MFA\) and Single Sign\-On \(SSO\) for vendors and external users\. •Standardizing cost optimization and security across DXC clients, I applied the Well\-Architected Framework, driving efficiency and reinforcing best practices\. •Setup dashboards by leveraging the capabilities of Prometheus for metric collection and Grafana for data visualization on a containerized environment\.

Senior Specialist/Solutions Architect \- Cloud & Infra Services at LNT Infotech, Jun 2018 \- Jan 2021 · 2 yrs 8 mos, Mumbai Metropolitan Region, Drove cloud\-first initiatives and digital transformation for LTI’s global clients through strategic cloud consulting services\. Led cloud migration projects, ensuring scalability, efficiency, and security while aligning technical execution with business goals\. Migrated on\-premises applications for the USA’s largest Oil & Gas company to Azure Cloud using Azure DevOps CI/CD, Jenkins, and Ansible\. Transformed applications into PaaS instances, enhancing performance and minimizing operational overhead\. Built data pipelines and Integration Runtimes \(IRs\) to move data from on\-premise databases to Azure Data Factory, enabling real\-time Power BI reporting\. Completed backend and frontend application migration within a three\-month timeline without delays\. Set up Documentum\-as\-a\-Service for the client’s Australian business unit, optimizing document management\. Designed BMC Control\-M as a service offering, streamlining workload automation\. Guided a major Oil & Gas company’s transition to AWS and Azure environments through consulting and capacity assessment\. Developed cloud infrastructure for a US\-based facility major, migrating SAP workloads to Azure and deploying ten SAP applications within tight deadlines\. Enhanced security by implementing Azure Sentinel for monitoring and reporting\. Simplified multi\-subscription management through Azure Lighthouse\. Established security policies on Azure to ensure compliance and infrastructure safety\. Deployed Oracle JDE on RedHat, Docker, Azure Container Registry, and Kubernetes, optimizing scalability\. Built a reporting and invoicing mechanism on AWS using EC2, S3, SQS, SNS, Kinesis Stream, Lambda, and MapReduce\. Improved Azure SQL database administration for peak performance and reliability\.

## Education

Post Graduation Program in Cloud Computing, Cloud Computing, Great Lakes Institute of Management Gurgaon

Bachelor of Commerce \- BCom, Accounting, Karnataka State Open University

[View the original profile](https://tal.club/meet/kariappa-ballachanda)

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