Competencies: Cloud > Amazon Web Services

Amazon Web Services

Body of Knowledge

Topic Description Relevance Career Tracks

AWS Fundamentals

Core AWS services including VPC networking, EC2 compute, S3 storage, IAM identity management, and Route53 DNS. Foundation for all AWS-based architectures and a prerequisite for most cloud roles.

Critical

Cloud Engineer, Solutions Architect, DevOps Engineer

EC2 & Compute

Instance types, AMIs, placement groups, spot/reserved instances, auto-scaling groups

Critical

Cloud Engineer, DevOps Engineer, SRE

VPC Networking

Subnets, route tables, internet/NAT gateways, security groups, NACLs, VPC peering

Critical

Cloud Engineer, Network Engineer, Solutions Architect

S3 & Storage

Bucket policies, lifecycle rules, versioning, replication, storage classes, S3 Select

Critical

Cloud Engineer, Data Engineer, Solutions Architect

IAM & Security

Policies, roles, instance profiles, cross-account access, STS, permission boundaries

Critical

Cloud Security Engineer, Solutions Architect, DevOps Engineer

RDS & Databases

Multi-AZ, read replicas, Aurora, parameter groups, backup/restore, encryption

High

Cloud Engineer, DBA, Backend Developer

Lambda & Serverless

Function deployment, event sources, layers, cold starts, concurrency, Step Functions

High

Cloud Engineer, Backend Developer, DevOps Engineer

EKS & Containers

Managed Kubernetes, Fargate, node groups, IRSA, cluster autoscaler, ALB controller

High

DevOps Engineer, Platform Engineer, SRE

CloudFormation & IaC

Stacks, nested stacks, change sets, drift detection, custom resources, CDK

High

DevOps Engineer, Cloud Engineer, Platform Engineer

Monitoring & Logging

CloudWatch metrics/logs/alarms, X-Ray tracing, CloudTrail audit, EventBridge

High

SRE, DevOps Engineer, Cloud Engineer

Networking Services

Route 53, CloudFront CDN, API Gateway, ELB/ALB/NLB, Global Accelerator

High

Cloud Engineer, Solutions Architect, Network Engineer

Personal Status

Topic Level Evidence Active Projects Gaps

AWS Fundamentals

Awareness

Conceptual understanding of VPC, EC2, S3, IAM, Route53 from certification study and industry exposure

CISSP Study Guide

No AWS account, no hands-on experience; critical gap for most cloud roles