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Hi, I’m Sudheenthar Natarajan. I’m a cloud and systems engineer with 12+ years of experience in AWS, Azure, Windows and Linux server administration, and automation. I design and operate reliable, scalable IT infrastructure, using IaC, CI/CD, and cloud-native services to deliver secure and high-availability solutions. I enjoy partnering with teams to optimize performance and security while continuously learning new tools to simplify complex deployments. I’m passionate about mentoring teammates, sharing knowledge, and helping organizations adopt best practices in cloud, DevOps, and automation to drive cost efficiency and faster delivery.…Hi, I’m Sudheenthar Natarajan. I’m a cloud and systems engineer with 12+ years of experience in AWS, Azure, Windows and Linux server administration, and automation. I design and operate reliable, scalable IT infrastructure, using IaC, CI/CD, and cloud-native services to deliver secure and high-availability solutions. I enjoy partnering with teams to optimize performance and security while continuously learning new tools to simplify complex deployments. I’m passionate about mentoring teammates, sharing knowledge, and helping organizations adopt best practices in cloud, DevOps, and automation to drive cost efficiency and faster delivery.

Sudheenthar Natarajan

DevOps Developer, Cloud Developer, Web Developer, +4

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Hi, I’m Sudheenthar Natarajan. I’m a cloud and systems engineer with 12+ years of experience in AWS, Azure, Windows and Linux server administration, and automation. I design and operate reliable, scalable IT infrastructure, using IaC, CI/CD, and cloud-native services to deliver secure and high-availability solutions. I enjoy partnering with teams to optimize performance and security while continuously learning new tools to simplify complex deployments. I’m passionate about mentoring teammates, sharing knowledge, and helping organizations adopt best practices in cloud, DevOps, and automation to drive cost efficiency and faster delivery.…Hi, I’m Sudheenthar Natarajan. I’m a cloud and systems engineer with 12+ years of experience in AWS, Azure, Windows and Linux server administration, and automation. I design and operate reliable, scalable IT infrastructure, using IaC, CI/CD, and cloud-native services to deliver secure and high-availability solutions. I enjoy partnering with teams to optimize performance and security while continuously learning new tools to simplify complex deployments. I’m passionate about mentoring teammates, sharing knowledge, and helping organizations adopt best practices in cloud, DevOps, and automation to drive cost efficiency and faster delivery.

Available to hire

Hi, I’m Sudheenthar Natarajan. I’m a cloud and systems engineer with 12+ years of experience in AWS, Azure, Windows and Linux server administration, and automation. I design and operate reliable, scalable IT infrastructure, using IaC, CI/CD, and cloud-native services to deliver secure and high-availability solutions. I enjoy partnering with teams to optimize performance and security while continuously learning new tools to simplify complex deployments.

I’m passionate about mentoring teammates, sharing knowledge, and helping organizations adopt best practices in cloud, DevOps, and automation to drive cost efficiency and faster delivery.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Work Experience

Associate Consultant (Team Lead) at HCL NZ LTD

February 1, 2019 - November 9, 2025

Managed and optimized AWS infrastructure (EC2, S3, RDS, VPC) and administered Windows and Linux servers to ensure high availability and security. Implemented infrastructure as code using Terraform to automate provisioning of AWS resources (VPC, EC2, S3, RDS, Lambda, IAM). Deployed and maintained web applications on IIS 8.x servers. Automated deployments and configuration tasks using PowerShell, Bash, and Terraform. Monitored performance, implemented optimization strategies, and collaborated with development teams to resolve application issues. Led end-user support for 20+ applications, performed vulnerability fixes, and coordinated patching with Wintel teams. Coordinated SSL certificate renewals and maintained cert details in Confluence. Coordinated with Cloud operations to support migrations and large-scale deployments using AWS Lambda. Managed production infrastructure platform and incident response within SLA. Performed Control-M scheduling and monitored jobs. Mentored team of 8, co

Service Delivery Specialist at IBM INDIA PVT LTD

February 1, 2019 - February 1, 2019

Provided technical support for Windows and Linux systems, deployed and maintained IIS servers, and monitored system performance with troubleshooting. Managed IIS 5.0–8.5 web servers and hosted internal & external websites (HTTP/HTTPS). Executed website content and application release management and health checks for .NET-based applications on large IIS server farms. Planned and implemented disaster recovery, SSL certificate management, and authentication integration (Site Minder). Configured F5 load balancers, FTP sites, and performed daily health checks. Utilized Tivoli monitoring for performance tuning and resolution of bottlenecks. Supported end-users with technical issues and software installations and coordinated with cross-functional teams for deployments.

System Engineer at HI-GATE INFOSYSTEMS PVT LTD

July 1, 2016 - July 1, 2016

Installed, upgraded, and supported Windows Server infrastructure across 5000+ servers and 300 sites. Managed core Active Directory services, Group Policy, DNS, DHCP, and RAID. Automated routine tasks with PowerShell and generated reports. Rebuilt forest-level AD, performed DC health checks, and coordinated decommissioning of legacy DCs. Managed DNS/DHCP alerts globally, DNS records, and replication issues. Designed and implemented backup policies, patch management, security audits, and attended to daily user issues. Coordinated with Global Command Centre for critical incidents and drove process improvements.

Service Delivery Specialist at IBM India Pvt Ltd

July 1, 2016 - February 1, 2019

Provided technical support for Windows and Linux systems; deployed and maintained IIS web servers; monitored performance and troubleshooted issues; managed hosting of 20+ applications; implemented deployment automation and CI/CD pipelines; coordinated large-scale deployments and disaster recovery planning; integrated IBM Urban Code Deploy with Rational products for automated deployments; supported AWS/Azure environments and cloud-based applications.

System Engineer at HI-GATE INFOSYSTEMS PVT LTD

May 1, 2013 - July 1, 2016

Installed, upgraded, and maintained Windows server infrastructure; managed Active Directory, DNS, DHCP, and Group Policy; automated routine tasks with PowerShell; performed health checks and patch management; supported 5000+ servers and 300 sites globally; designed backup policies and forest-level group policies; provided end-user and DC health support; data center operations and server provisioning.