DevOps Engineer

Key Responsibilities

• Design, implement, and maintain CI/CD pipelines for application build, testing, and deployment.
• Develop and manage Jenkins pipelines using declarative/scripted pipelines.
• Manage AWS cloud infrastructure and deployment environments.
• Automate application deployment across Development, UAT, Staging, and Production environments.
• Build and maintain Docker images and containerized applications.
• Manage Git repositories, branching strategies, pull requests, and release processes.
• Implement infrastructure and deployment automation using Terraform / CloudFormation.
• Configure and maintain AWS services such as:
  • EC2
  • S3
  • IAM
  • VPC
  • ALB / ELB
  • Auto Scaling
  • RDS
  • CloudWatch
  • Route 53
  • ECR
  • ECS / EKS
• Configure Linux servers and troubleshoot application/server-level issues.
• Implement application and infrastructure monitoring, logging, and alerting.
• Troubleshoot failed builds, deployments, server issues, networking problems, and production incidents.
• Implement security best practices for AWS infrastructure and CI/CD pipelines.
• Manage environment-specific configuration, secrets, and credentials securely.
• Automate repetitive operational activities using Shell/Bash or Python scripting.
• Work closely with developers, QA, and infrastructure teams to improve deployment reliability.
• Participate in production support, incident resolution, root-cause analysis, and performance optimization.
• Maintain technical documentation for infrastructure, deployment processes, and operational procedures.

Required Technical Skills

Cloud – AWS

• EC2
• S3
• IAM
• VPC
• Security Groups
• Load Balancers
• Auto Scaling
• RDS
• CloudWatch
• Route 53
• ECR
• ECS/EKS – preferred

CI/CD

• Strong experience with Jenkins
• Jenkinsfile and Pipeline development
• Declarative and/or Scripted Pipelines
• Build automation
• Automated testing integration
• Deployment automation
• Environment-based deployments
• Rollback strategies
• Pipeline notifications and failure handling

Version Control

• Git
• GitHub / GitLab / Bitbucket
• Branching and merging
• Pull Requests
• Git hooks – good to have

Containers

• Docker
• Dockerfile
• Docker Compose
• Docker image optimization
• Container networking and volumes
• Container registry such as AWS ECR

Infrastructure as Code

• Terraform – preferred
• AWS CloudFormation – good to have

Operating Systems

• Strong Linux administration skills
• Ubuntu / Amazon Linux / CentOS/RHEL
• Linux commands
• Process and service management
• Disk, memory, CPU and network troubleshooting

Scripting

• Bash/Shell scripting
• Python

Monitoring & Logging

• AWS CloudWatch
• Application/server logs
• Monitoring and alerting
• Basic Prometheus/Grafana knowledge is an advantage

Good to Have

• Kubernetes
• Helm
• AWS ECS/EKS
• Ansible
• SonarQube
• Trivy or other container security scanners
• Prometheus/Grafana
• ELK/OpenSearch
• AWS CodePipeline / CodeBuild
• Blue-Green deployment
• Rolling deployment
• Canary deployment
• High-availability architecture

Security Knowledge

• AWS IAM and least-privilege access
• Security Groups and network security
• Secrets management
• SSH key management
• SSL/TLS certificates
• Secure CI/CD pipelines
• Dependency and container vulnerability scanning
• Basic DevSecOps practices

Troubleshooting Skills

• Jenkins pipeline failures
• Docker/container failures
• Application deployment failures
• Linux CPU/memory/disk issues
• AWS EC2 issues
• Network connectivity problems
• Load balancer issues
• DNS issues
• SSL certificate issues
• Database connectivity issues
• Application logs and production incidents

Minimum Qualifications

• Bachelor's degree in Computer Science, IT, Engineering, or equivalent experience.
• 4-5 years of professional DevOps/Cloud experience.
• Strong practical experience with AWS + Jenkins + CI/CD.
• Good understanding of Linux and networking fundamentals.
• Experience with Docker and Git.
• Good scripting/automation skills.
• Ability to work independently and troubleshoot production issues.