Role Summary
The Principal AWS Infrastructure & Security Architect will be responsible for designing, implementing, and governing secure, scalable, and resilient AWS cloud solutions for enterprise workloads. The role requires solid architecture ownership, hands-on cloud security expertise, automation capability, and the ability to work with cross-functional teams to support cloud migration, modernization, compliance, and operational resilience objectives.
Key Responsibilities

Cloud Infrastructure & Architecture
Design highly available, scalable, secure, and fault-tolerant enterprise architectures on AWS.
Architect and implement AWS Landing Zone solutions using AWS Control Tower and AWS Organizations for multi-account governance.
Define, maintain, and govern Infrastructure as Code templates using Terraform and AWS CloudFormation.
Support large-scale cloud migration, application modernization, and disaster recovery strategy definition.
Recommend and configure appropriate AWS compute, storage, database, and networking services including EC2, S3, RDS, VPC, Transit Gateway,



and related services.

Cloud Security & Compliance
Act as a cloud security SME and define security policies, standards, controls, and implementation patterns for AWS environments.
Design secure network segmentation using AWS WAF, AWS Network Firewall, Firewall Manager, security groups, route tables, and network access controls.
Implement identity and access management controls using AWS IAM, AWS IAM Identity Center, Active Directory integration, and least-privilege access models.
Establish encryption controls for data at rest and in transit using AWS KMS, CloudHSM, and certificate management practices.
Ensure alignment with regulatory and security frameworks such as ISO 27001, SOC 2, GDPR, and internal governance requirements.
Implement and govern AWS security monitoring services including Security Hub, GuardDuty, Config, CloudTrail, and related detective controls.
Support vulnerability management,

📌 Principal AWS Infrastructure (Chennai)
🏢 HCLTech
📍 Chennai