AWS Cloud Network Engineer
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職務内容
Job Summary
We are seeking an experienced AWS Cloud Network Engineer with strong expertise in Infrastructure as Code (Terraform) and CI/CD automation. The ideal candidate will be responsible for designing, implementing, automating, and optimizing AWS cloud network infrastructure using Terraform-driven deployments. This role requires deep hands-on experience in AWS networking, strong troubleshooting skills, and the ability to enhance and maintain scalable cloud network environments.
Responsibilities
· Design, implement, and manage AWS cloud network infrastructure using Terraform.
· Create and modify Virtual Private Clouds (VPCs), subnets, route tables, gateways, and related networking components.
· Develop and implement subnet strategies (public, private, and isolated subnets).
· Configure and maintain Load Balancers (ALB/NLB), including listeners and target groups.
· Manage and optimize Security Groups and Network Access Control Lists (NACLs).
· Implement approved network designs using Terraform modules and CI/CD pipelines.
· Develop new Terraform modules and enhance existing ones to improve scalability and reusability.
· Refactor, clean up, and optimize existing Terraform code to eliminate technical debt.
· Enhance automation capabilities for infrastructure provisioning and configuration.
· Support cloud migration activities and ensure smooth transition to new environments.
· Troubleshoot complex AWS networking issues and provide root cause analysis.
· Ensure adherence to security best practices and organizational standards.
Requirements
· Minimum 5 years of experience in AWS Cloud infrastructure with strong focus on networking.
· Extensive hands-on experience with: VPC design and configuration, Subnetting strategies, Route tables and gateways (IGW, NAT), Load Balancers (ALB/NLB), Security Groups and NACLs
· Strong expertise in Terraform: Writing reusable modules, Managing remote state, Code refactoring and optimization
· Experience with CI/CD pipelines for infrastructure deployment.
· Strong troubleshooting and analytical skills.
· Experience supporting cloud migration initiatives.
· Solid understanding of networking fundamentals (CIDR, DNS, routing, firewalls).
· Experience in enterprise-scale AWS environments.
· Familiarity with DevOps practices and Git-based workflows.
· Experience implementing security best practices in cloud environments.