AWS Infrastructure Architect

Job Description AWS Infrastructure Architect Job Title: AWS Infrastructure Architect

Experience: 10+ Years

Location: Chennai

Employment Type: Full-Time

Job Summary We are looking for an experienced AWS Infrastructure Architect to design, implement, and optimize secure, scalable, and highly available AWS infrastructure. The ideal candidate should have strong expertise in AWS architecture, infrastructure migration, networking, security, disaster recovery, and Infrastructure as Code .

Key Responsibilities

• Design and implement enterprise-grade AWS infrastructure architectures.
• Define AWS landing zones, account structures, networking, security, and governance.
• Lead on-premises / data-center to AWS cloud migration initiatives.
• Design highly available and fault-tolerant infrastructure across multiple AZs and Regions.
• Develop HA/DR strategies aligned with business RTO/RPO requirements.
• Work with application, security, DevOps, and networking teams on cloud architecture.
• Review existing infrastructure and recommend performance, scalability, security, and cost optimizations.
• Create architecture diagrams, technical documentation, standards, and implementation guidelines.
• Provide technical leadership for complex infrastructure issues and cloud transformation projects.

Mandatory Technical Skills

AWS Core Services

• EC2, S3, EBS, RDS, VPC
• IAM, KMS, Secrets Manager
• ELB / ALB / NLB
• Auto Scaling
• Route 53
• CloudWatch, CloudTrail
• AWS Backup

AWS Networking

• VPC architecture
• Public/Private Subnets
• Route Tables, NAT Gateway, Internet Gateway
• Transit Gateway
• VPC Peering
• VPN and Direct Connect
• DNS and Load Balancing
• Network security and segmentation

Security & Governance

• IAM, Roles, Policies and least-privilege access
• AWS Organizations / Control Tower
• KMS and encryption
• Security Groups / NACLs
• AWS Config / CloudTrail
• Security and compliance best practices

Migration & DR

• Experience in on-premises to AWS migration
• AWS workload assessment and migration planning
• AWS Application Migration Service (MGN)
• Database migration / AWS DMS
• Backup and disaster recovery
• Multi-AZ / Multi-Region architecture
• RTO/RPO planning

Infrastructure as Code

• Strong knowledge of Terraform
• AWS CloudFormation knowledge is an advantage
• Automation using Python / Bash / PowerShell