Devops System Administrator-Digital : Amazon Web Service(AWS) Cloud

Job Description: AWS Platform Administrator (L2 / L3)

1. Role Overview

• Manage and support AWS cloud infrastructure (IaaS/PaaS)
• Provide L2 / L3 support for cloud operations, incidents, and platform services
• Ensure high availability, performance, cost optimization, and security of AWS workloads
• Work in 24x7 support environment with SLA-driven operations

2. Key Responsibilities

A. L2 Responsibilities (Operations & Support)

Infrastructure Management

• Manage AWS services:
• EC2, EBS, S3, RDS, VPC, ELB, Auto Scaling, Route53
• Perform:
• Provisioning / de-provisioning of resources
• AMI, snapshots, backup monitoring

Skill required

AWS Core Services

• Compute: EC2, Auto Scaling
• Storage: S3, EBS, Glacier
• Database: RDS, DynamoDB
• Networking: VPC, Route53, ELB
• Monitoring: CloudWatch, CloudTrail
• Security: IAM, KMS

Cloud Concepts

• IaaS / PaaS architecture understanding
• HA / DR design
• Cost optimization strategies

Automation & DevOps

• Terraform / CloudFormation
• CI/CD basics

Incident & Service Request Handling

• Handle:
• Infra incidents (VM down, performance issues, connectivity issues)
• Monitor alerts via CloudWatch / ITSM tools
• Escalate complex issues to L3

Identity & Access Management

• Manage IAM users, roles, policies, MFA
• Handle access requests and security compliance

Networking Support

• Support:
• VPC, Subnets, NACLs, Security Groups, Load Balancers
• Basic troubleshooting of:
• VPN, routing, DNS

Monitoring & Backup

• Monitor:
• Logs, metrics (CloudWatch, CloudTrail)
• Perform:
• Backup validation, restoration checks
• Patch monitoring

Change Management

• Execute changes as per:
• SOP / CAB guidelines
• Perform deployments and configuration updates