Senior Administrator - Iaas AWS, Terraform
India
Job Description
Senior Administrator - Iaas AWS, Terraform
Chennai, Tamil Nadu

Job Summary

We are seeking a skilled AWS Engineer with strong hands-on experience designing, building, and operating secure, scalable cloud platforms on Amazon Web Services. The ideal candidate will support end-to-end delivery across networking, compute, storage, security, automation, and reliability, and will also help modernize and migrate applications and databases to AWS with minimal downtime and strong governance.

Total Experience - 8 to 12 years of proven experience in cloud engineering, including designing, deploying, and operating AWS environments with strong focus on security, networking, high availability, disaster recovery, cost optimization, and automation.

Key Responsibilities

· Design, deploy, and manage AWS infrastructure using services such as EC2, VPC, IAM, S3, RDS, Load Balancers, Auto Scaling, and CloudWatch.

· Plan and execute migrations from on-premises or hosted environments to AWS (re-host, re-platform, or re-architect).

· Implement Infrastructure as Code (IaC) using AWS CloudFormation, Terraform, or similar tools.

· Configure and manage networking, security groups, NACLs, IAM roles and policies, and encryption using AWS KMS.

· Build and support highly available and disaster recovery architectures, including multi-AZ setups and backup/restore strategies.

· Implement monitoring, logging, and alerting using Amazon CloudWatch, CloudTrail, and native AWS services.

· Collaborate with application, database, security, and network teams to resolve infrastructure and cloud-related issues.

· Develop operational runbooks, SOPs, and best practices for AWS environments.

· Ensure compliance with AWS Well-Architected Framework, security, and governance standards.

Skill Requirements

1. In-Depth Knowledge Of Iaas, Aws Services, And Terraform For Infrastructure Management.
2. Strong Troubleshooting And Analytical Skills With The Ability To Perform Root Cause Analysis.
3. Solid Understanding Of Security Best Practices And Regulatory Compliance In Cloud Environments.
4. Excellent Communication Skills For Effective Collaboration And Customer Interaction.
5. Familiarity With Itil Practices And Incident Management Processes.

Other Requirements

· 5+ years of hands-on experience building and operating AWS cloud infrastructure in production environments.

· Strong knowledge of AWS core services and architecture patterns: EC2, Auto Scaling, ELB, VPC, S3/EBS/EFS, Route 53, IAM, KMS, CloudWatch, CloudTrail, and Systems Manager.

· Experience with Infrastructure as Code (Terraform and/or CloudFormation), configuration management, and automation using Python/Shell; familiarity with Git-based workflows.

· AWS Certification preferred (e.g., AWS Certified Solutions Architect Associate/Professional, AWS Certified SysOps Administrator, or AWS Certified DevOps Engineer); database migration experience (RDS/Aurora, DMS/SCT) is a plus.

Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 226,300 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending December 2025 totaled $14.5 billion.

23 Benefits At HCLTech, we believe in empowering our employees with comprehensive benefits that support their professional growth and enhance their well-being. When you sign up for a career with us, you gain access to: https://rmkcdn.successfactors.com/147eb21f/a701dca9-f32d-4fc9-9447-6.svg Industry-benchmarked compensation https://rmkcdn.successfactors.com/147eb21f/b0c54381-ddcc-4a33-9b35-9.svg Best-in-class healthcare benefits https://rmkcdn.successfactors.com/147eb21f/b73027be-7aae-4d36-a090-4.svg Personal time off https://rmkcdn.successfactors.com/147eb21f/d5b4fdfd-2e99-4e26-9878-9.svg Maternity and paternity benefits https://rmkcdn.successfactors.com/147eb21f/3d42b0fc-4652-435a-9ece-c.svg Access to skills / higher education programs/resources https://rmkcdn.successfactors.com/147eb21f/aeddeaf2-9e25-4584-ad11-d.svg Discounts on products and services via Benefit Box https://rmkcdn.successfactors.com/147eb21f/a9609a3b-2700-4b3c-9d90-a.svg Participate in CSR programs and live life with a purpose https://rmkcdn.successfactors.com/147eb21f/c6e33851-710f-4634-bd69-f.svg Opportunities to grow and advance your career Note: The benefits listed above vary depending on the nature of your employment and the country where you work. Some benefits may be available in some countries but not in all.