Sai Shankar

About Sai Shankar

I am a results-driven Multi-Cloud & HPC Architect with over a decade of experience in designing, implementing, and managing scalable, secure, and high-performance cloud solutions across AWS, Azure, and GCP. My core expertise lies in HPC (High-Performance Computing) architectures, cloud strategy development, and infrastructure automation using modern DevOps practices.At the intersection of cloud innovation and performance engineering, I specialize in architecting AWS ParallelCluster environments for compute-intensive workloads, optimizing resource usage, and integrating robust automation using Terraform, Ansible, and CI/CD pipelines.I work closely with cross-functional teams to build cloud strategies that align with business goals, ensuring operational efficiency, cost optimization, and seamless scalability. My approach emphasizes infrastructure as code, observability, and continuous improvement, enabling teams to deliver faster, safer, and smarter. Key Skills:Multi-Cloud Architecture (AWS | Azure | GCP)AWS ParallelCluster & HPC WorkloadsCloud Strategy & GovernanceInfrastructure Automation (Terraform | Ansible | CloudFormation)CI/CD & DevOps EnablementObservability (Prometheus | Grafana | CloudWatch)Cost Optimization & Performance Tuning

Experience

1. Cloud Architecture Consultant

   Tech Mahindra

   Dec 2021 — Present · Hyderabad, IN

   Technical :Designed and deployed scalable multi-cloud architectures across AWS, Azure, and GCP with a focus on high availability, fault tolerance, and performance optimization.Led end-to-end cloud migration projects, including workload assessment, migration planning, and execution from on-premises and legacy systems to cloud platforms.Specialized in architecting and managing AWS ParallelCluster environments for high-performance computing (HPC) workloads, optimizing cluster performance and cost-efficiency.Automated infrastructure provisioning and configuration management using Terraform, CloudFormation, and Ansible, enabling consistent and rapid deployments.Developed CI/CD pipelines to streamline application and infrastructure deployment, increasing delivery speed and reliability.Implemented cloud security best practices including IAM policies, encryption, network segmentation, and compliance enforcement.Managed hybrid cloud setups enabling seamless workload mobility and burst capacity between on-premises HPC systems and cloud environments.Strategic:Defined and executed multi-cloud strategies aligned with business objectives to increase agility, minimize vendor lock-in, and optimize cloud expenditure.Planned and led cloud migration strategies, ensuring minimal downtime and risk mitigation for critical HPC and enterprise workloads.Established governance frameworks for security, compliance, cost management, and operational standards across multiple cloud environments.Collaborated with executive leadership,cross-functional teams and stakeholders to evaluate existing infrastructure and workloads, develop migration roadmaps, and prioritize cloud adoption initiatives.Conducted cloud cost analysis and optimization efforts, driving significant savings through rightsizing, reserved instances, and resource tagging.Facilitated cloud technology evaluations and proof-of-concepts to recommend innovative solutions that support evolving business needs.

Education

• Jawaharlal Nehru Technological University Kakinada (JNTUK)

  Bachelor of Technology - BTech

  2008 — 2012