SANGEETHA RAMASWAMY
Chennai
Summary
Having around 5.6 years of experience in the IT industry as a multi-cloud and DevOps infrastructure management, CI/CD automation, containerization, and cloud-native deployments across AWS, Microsoft Azure, and Google Cloud Platform (GCP). Skilled in Infrastructure as Code (IAC), Kubernetes orchestration, automation, monitoring, and deployment optimization using modern DevOps tools and practices. Experienced in building scalable, secure, and available cloud environments while improving deployment efficiency and operational reliability.
Overview
10
10
years of professional experience
Work History
Chat Operations
TransUnion
Chennai
07.2024 - 04.2025
- Led Azure Virtual Machine (VM) migration projects and managed Azure services including VM Scale Set, AKS, ACR, Storage Account, Recovery Service Vault, and RBAC, optimizing resource allocation and supporting cost efficiency.
- Implemented and maintained VM access, load balancer, NSGs, Microsoft Cloud Defender, VPN, and VNET configurations to strengthen security posture and manage inbound/outbound access.
- Implemented Azure PIM to enforce Just-In-Time (JIT) administrative access, reducing the attack surface by eliminating permanent 'standing' high-level permissions.
- Deployed and managed Azure Bastion to provide seamless, RDP/SSH connectivity over SSL, eliminating the need for public IP addresses on backend virtual machines.
- Integrated Azure RADIUS (NPS Extension) with on-premises network infrastructure to enforce Multi-Factor Authentication (MFA) for VPN and WiFi access, successfully centralizing identity security and eliminating risks associated with password-only authentication.
- Implemented Azure VM and Virtual Desktop Infrastructure (VDI) to enable secure remote work for end users.
Senior Technical Support Engineer
Tech Mahindra
Chennai
02.2021 - 01.2024
- Provide advanced L3-level support and be skilled in Linux administration, troubleshooting, automation using CI/CD Pipelines, and supporting production environments with high availability and security best practices.
- Experience in CI/CD pipelines workflow using tools like Bash, Terraform, Git, Jenkins, Ansible, Docker, and Kubernetes to automate repetitive operational tasks.
- Managed and maintained EC2 instances, S3 buckets, life cycle management, IAM policies, and VPC configurations to ensure optimal performance and security.
- Deployment of the Network Security groups, NACLs, NAT Gateway, Subnets, Route Tables, and IAM roles by using Terraform and GitBash to enhance the network security.
- Supported the project to automate routine system tasks using Ansible and Shell scripting, improving system performance and reducing manual intervention.
- Implemented Docker content trust to ensure integrity and authenticity of container images in AWS ECR, enhancing security posture.
- Automated cloud data lifecycle management with S3 Lifecycle Policies via Terraform, transitioning aged data to S3 Glacier for significant cost optimization.
- Developed automated cost-saving measures with Ansible, including rightsizing of AWS resources based on usage patterns and scheduling instances to leverage spot pricing for cost-effective compute resources.
- Implemented centralized monitoring and alerting using CloudWatch, Prometheus, and Grafana (Docker and Kubernetes) to reduce incident response time.
- Using Jenkins pipelines to automate on-premise to S3 data migration.
- Created Jenkins Parameterized Builds for one-click AWS infrastructure provisioning.
- Integrated automated testing into CI pipelines to validate scripts and code before deployment.
- Implemented Self-Healing Infrastructure by configuring Auto-Scaling Groups and automated health checks.
- Strengthened cloud security posture by automating IAM Policy generation and Security Group audits using AWS CLI.
- Designed and managed highly available, scalable multi-cloud infrastructure across Amazon Web Services and Microsoft Azure using compute, networking, storage, load balancing, managed databases, and auto-scaling services.
- Integrated automated security scanning into CI/CD pipelines to identify and remediate vulnerabilities in the build phase.
- Configured and managed Route 53 hosted zones, DNS records, and routing policies (weighted, failover, latency-based) to ensure high availability of applications.
Technical Executive
Sutherland Global Services
Chennai
06.2015 - 01.2017
- Administered and optimized AWS cloud components, including EC2, S3, RDS, IAM, VPC, Elastic Load Balancer, and Auto Scaling.
- Troubleshoot latency issues for clients and enhance network performance.
- Facilitated enterprise application transitions and modernized environments to support strategic initiatives.
- Executed maintenance, installation, and training tasks, ensuring user satisfaction and compliance with company standards.
- Resolved customer issues with tickets and incidents in application using ServiceNow, enhancing user experience.
- Resolve issues in the Level 1 category, escalate to the concern team, and follow up on the cases to provide resolution to customers.
Education
B.E -
SMK FOMRA INSTITUTE OF TECHNOLOGY
Kelambakkam05-2014
Skills
Cloud Platforms:
AWS (EC2, S3, Lambda, IAM, ELB, VPC, ECS, CloudTrail, SNS, SQS, RDS, CloudFront, CloudWatch, CloudFormation, Route53, Systems Manager)
Azure (VMs, Azure Storage, Azure Functions, Azure Key Vault, Azure App Services, Azure Resource Manager, Azure Monitor, Azure DevOps)
GCP (Compute Engine, Cloud Storage, Cloud Functions, Cloud Run, Pub/Sub, IAM, Cloud Monitoring, Cloud Build, GCR)
DevOps Tools: GitHub, Jenkins, Terraform, Kubernetes, Helm, Docker, Ansible, SonarQube, Jira Networking: VPC, subnets, security groups, NAT gateways, load balancers, DNS, HTTP/HTTPS, SSH, TCP/IP, FTP, and SCP
Networking: VPC, subnets, security groups, NAT gateways, load balancers, DNS, HTTP/HTTPS, SSH, TCP/IP, FTP, and SCP
Monitoring & Observability: Prometheus, Grafana, CloudWatch, Azure Monitor, GCP Cloud Monitoring, Splunk
Scripting & IaC: Python, Shell, YAML, Terraform, ARM, GCP Deployment Manager
Operating Systems: Linux, Windows
Timeline
Chat Operations
TransUnion
07.2024 - 04.2025
Senior Technical Support Engineer
Tech Mahindra
02.2021 - 01.2024
Technical Executive
Sutherland Global Services
06.2015 - 01.2017
B.E -
SMK FOMRA INSTITUTE OF TECHNOLOGY
Languages
- Tamil
- English
- Tamil