Michael Samuel Preetham Raj

Senior Application Engineer @ HCA Healthcare | AWS / Azure / GCP Cloud | SRE Engineer | Integration | DevOps | Terraform | CI/CD | M.Tech @ IIT Guwahati |

Hyderabad, Telangana, India

About

Passionate and responsible Cloud, DevOps, Application Engineer with relevant knowledge focused on System Architecture and IT operations. Proven expertise in web-based solutions in Software as a Service (SaaS) business model and hosting infrastructure on AWS, Azure and GCP Cloud. Accumulated extensive experience in executing ServiceNow and implementations, and conducting comprehensive reviews of various processes.

Experience

  • Senior Application Engineer at HCA Healthcare
    Mar 2026 - Present · 4 mos

    • Manage AWS cloud operations including snapshot management, provisioning requests, and resource cleanup. • Troubleshoot CI/CD failures, deployment issues, infrastructure alerts, and service availability incidents. • Support environment fixes, configuration changes, and production deployment activities. • Collaborate with DevOps and infrastructure teams to improve platform stability and reliability.

  • Senior Software Engineer at HCLTech
    May 2023 - Mar 2026 · 2 yrs 11 mos

    • Administered AWS and GCP infrastructure for efficient cloud solutions in deployment and managed a scalable cloud infrastructure supported the development workflows to increase productivity. • Collaborated with DevOps and development teams to manage deployments, release planning, and migrations • Investigated production incidents, performed root cause analysis, and recommended permanent fixes. • Integrated ServiceNow workflows for Incident Management, Change Management, and Reporting processes. • Implemented Change Management and CMDB modules and served as Global ServiceNow, maintaining operations without any P1 incidents. • Managed incident lifecycle activities including ticket triaging, prioritization, tracking, and resolution. • Optimized Dynatrace dashboards to improve monitoring visibility and system health analysis. • Migrated for legacy applications to new unified system that ensured integrity throughout the process. • Monitored post-migration activities to ensure successful data validation and operational stability.

  • Application Development Analyst at Accenture
    Jan 2022 - May 2023 · 1 yr 5 mos

    • Administered AWS infrastructure to improve application availability and scalability. • Performed Infrastructure as Code (IaC) with Terraform for consistent and automated infrastructure deployments for migrations to GitHub repositories. • Successfully migrated data and services on-premises to cloud infrastructure hosted by AWS to replicate the data and sync to the cloud. • Managed Airflow DAGs and Autosys batch jobs for enterprise data processing workflows. • Troubleshot production incidents involving applications, Airflow jobs, and infrastructure components. • Maintained monitoring and observability systems for proactive issue detection and alert management.

  • Data Engineer at Indegene
    Aug 2021 - Jan 2022 · 6 mos

    • Built Python scripts to perform archive logic on SFTP servers before bringing the file to the local machine, processing it, applying transformation logic and loading onto the servers. • Performed system administration tasks including troubleshooting, log analysis to maintain system health and reliability. • Secured AWS services and assisted development teams with infrastructure provisioning. • Monitored Talend Open Studio tool for Data Extraction, Transformation and Loading (ETL) Process.

  • Cloud and Data Engineer at AltoStratus Solutions Pvt Ltd
    Jul 2019 - Jul 2021 · 2 yrs 1 mo

    • Performed ETL migration activities from on-premises systems to AWS cloud infrastructure. • Managed Jenkins CI/CD pipelines for automated build and deployment workflows. • Collaborated with development and support teams to optimize AWS infrastructure operations. • Built Power BI dashboards integrated with AWS cloud data sources. • Administered cloud infrastructure for scalable deployment and application management. • Configured GitHub Actions for automated testing and deployment activities.