AWS Cloud Engineer (Azure, JBoss EAP, Apache Tomcat, CloudWatch, CI/CD, Jenkins, API, Oracle, N[...]

Visa Hunt; Singapore; On-site; SGD 180,000 - 240,000; Full time

Job summary

Visa Hunt is seeking an experienced Cloud Infrastructure professional to design, implement, and manage scalable AWS environments. You will work on EC2, S3, IAM, VPC, RDS, and many services, while building robust IaC with CloudFormation and Terraform.

You will also lead CI/CD pipelines, administer Linux and Windows servers, and deploy middleware like Tomcat and JBoss EAP. Strong scripting, security, and collaboration skills are essential for production support and reliability.

Qualifications

• 9+ years of experience in Cloud Infrastructure, System Administration, or Middleware Administration.
• Strong hands-on experience with AWS Cloud services.
• Experience with CloudWatch monitoring.
• Infrastructure as Code using CloudFormation and Terraform.
• Experience with Apache Tomcat and JBoss EAP.
• Database experience with Oracle and Dynamo.
• Experience building and supporting CI/CD pipelines (Jenkins, GitLab, CodeDeploy).
• Strong Linux (RHEL) and Windows Server administration.
• Docker and Kubernetes for containerization and orchestration.
• Cloud networking, security, monitoring, and high-availability architecture.
• Scripting with Bash, PowerShell, or Python for automation.
• Experience with Lambda, API Gateway, and WAF.
• AWS certifications and exposure to Azure or other clouds will help.

Responsibilities

• Design, implement, and administer AWS cloud infrastructure for secure, scalable environments.
• Configure and manage EC2, S3, IAM, VPC, RDS, CloudWatch, ECS, ECR, Lambda, Route 53, API Gateway, WAF, and other core services.
• Develop, maintain, and enhance IaC using CloudFormation and Terraform.
• Build, maintain, and optimize CI/CD pipelines for deployments.
• Administer Linux (RHEL) and Windows servers, including patching and tuning.
• Deploy and support middleware such as JBoss EAP and Apache Tomcat across environments.
• Implement containerized solutions with Docker and Kubernetes.
• Monitor and optimize cloud infra and middleware for performance, availability, and security.
• Configure cloud security controls, IAM policies, network security, SSL/TLS, access management.
• Collaborate with development, infra, and operations teams for deployments and production support.
• Perform upgrades, backups, recovery, and maintenance to ensure reliability.

Skills

AWS Cloud

CloudWatch

Terraform

CloudFormation

CI/CD

Docker

Kubernetes

Linux

Windows Server

Tomcat

JBoss EAP

Oracle

Dynamo

Jenkins

GitLab

AWS CodeDeploy

Bash

PowerShell

Python

Lambda

API Gateway

WAF

Tools

Nagios

Splunk

Terraform (as code)

Jenkins

GitLab

AWS CodeDeploy

Job description

Responsibilities

• Design, implement, and administer AWS cloud infrastructure to deliver secure, scalable, and highly available environments.
• Configure and manage AWS services including EC2, S3, IAM, VPC, RDS, CloudWatch, ECS, ECR, Lambda, Route 53, API Gateway, WAF, and other core cloud components.
• Develop, maintain, and enhance Infrastructure as Code (IaC) using AWS CloudFormation and Terraform.
• Build, maintain, and optimize CI/CD pipelines to automate application and infrastructure deployments.
• Administer Linux (RHEL) and Windows servers, including installation, configuration, patch management, performance tuning, and troubleshooting.
• Deploy, configure, and support middleware platforms such as JBoss EAP and Apache Tomcat across multiple environments.
• Implement containerized solutions using Docker and Kubernetes to support modern application deployments.
• Monitor cloud infrastructure and middleware environments, proactively identifying and resolving performance, availability, and security issues.
• Configure and maintain cloud security controls, including IAM policies, network security, SSL/TLS certificates, and access management.
• Collaborate with development, infrastructure, and operations teams to support application deployments and production environments.
• Perform system upgrades, backup, recovery, and operational maintenance while ensuring platform reliability and compliance.

Requirements

• 9+ years of experience in Cloud Infrastructure, System Administration, or Middleware Administration.
• Strong hands‑on experience with AWS Cloud services.
• Strong experience in CloudWatch.
• Experience with Infrastructure as Code using AWS CloudFormation, Nagios, Terraform.
• Strong experience in Apache Tomcat.
• Hands on experience in database such as Oracle, Dynamo, etc.
• Experience developing and supporting CI/CD pipelines
• Experience in tools such as Jenkins, GitLab, or AWS CodeDeploy.
• Strong administration experience with Linux (RHEL) and Windows Server environments.
• Strong hands‑on experience in JBoss EAP and enterprise middleware administration.
• Hands on experience in Splunk.
• Experience with Docker and Kubernetes for containerization and orchestration.
• Strong understanding of cloud networking, security, monitoring, and high‑availability architecture.
• Experience troubleshooting production issues and supporting mission-critical enterprise applications.
• Experience in scripting languages such as Bash, PowerShell, or Python for automation.
• Hands on experience in Lambda, API Gateway, and WAF.
• Excellent analytical, troubleshooting, and communication skills.
• AWS certifications and exposure to Azure or other cloud platforms will be an added advantage.