DevOps Engineer

QUESS SELECTION & SERVICES PTE. LTD.; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

QUESS SELECTION & SERVICES PTE. LTD. seeks a skilled DevOps/Platform Engineer to manage Linux, CI/CD processes and containerized services. You will deploy, monitor and troubleshoot across enterprise environments, while enabling automated build, deployment and release cycles.

You will administer Red Hat/CentOS, support databases like Oracle 10g and MongoDB, and manage messaging with IBM MQ and Kafka. Proficiency in IaC, Terraform, Ansible and ELK stack is essential for operation success.

Qualifications

• Proven experience administering enterprise Linux environments (Red Hat/CentOS).
• Strong background in CI/CD and DevOps tooling.
• Hands-on experience with container orchestration and IaC.
• Experience with enterprise databases and web/application servers.

Responsibilities

• Perform application deployment, production support and troubleshooting across enterprise Linux environments.
• Administer Red Hat and CentOS Linux operating systems, including system configuration, service management, patching and operational support.
• Manage CI/CD pipelines and DevOps processes using Git, Jenkins and Azure DevOps (AzDO) to support automated application build, deployment and release activities.
• Deploy and support containerized microservices using Docker, Kubernetes, Rancher and Helm Charts.
• Manage container image repositories and deployment workflows using Harbor.
• Implement infrastructure and configuration automation using Ansible and Terraform.
• Support enterprise databases including Oracle 10g and MongoDB, covering connectivity, troubleshooting and production support activities.
• Administer and support application and web servers including Apache and Tomcat.
• Support enterprise messaging and integration platforms using IBM MQ and Apache Kafka.
• Monitor and troubleshoot application and infrastructure issues using the ELK Stack (Elasticsearch, Logstash and Kibana).
• Perform database and system administration activities using tools such as SQL Developer, JXplorer and MongoDB Compass.
• Support production incidents, application releases, deployments and service recovery, collaborating with development, infrastructure and operations teams.

Skills

DevOps mindset

CI/CD

Git

Azure DevOps

Tools

Docker

Kubernetes

Rancher

Helm

Harbor

Ansible

Terraform

Oracle 10g

MongoDB

Apache

Tomcat

IBM MQ

Apache Kafka

Elasticsearch

Logstash

Kibana

SQL Developer

JXplorer

MongoDB Compass

Job description

Key Responsibilities & Technical Skills

• Perform application deployment, production support and troubleshooting across enterprise Linux environments.

• Administer Red Hat and CentOS Linux operating systems, including system configuration, service management, patching and operational support.

• Manage CI/CD pipelines and DevOps processes using Git, Jenkins and Azure DevOps (AzDO) to support automated application build, deployment and release activities.

• Deploy and support containerized microservices using Docker, Kubernetes, Rancher and Helm Charts.

• Manage container image repositories and deployment workflows using Harbor.

• Implement infrastructure and configuration automation using Ansible and Terraform.

• Support enterprise databases including Oracle 10g and MongoDB, covering connectivity, troubleshooting and production support activities.

• Administer and support application and web servers including Apache and Tomcat.

• Support enterprise messaging and integration platforms using IBM MQ and Apache Kafka.

• Monitor and troubleshoot application and infrastructure issues using the ELK Stack (Elasticsearch, Logstash and Kibana).

• Perform database and system administration activities using tools such as SQL Developer, JXplorer and MongoDB Compass.

• Support production incidents, application releases, deployments and service recovery, collaborating with development, infrastructure and operations teams.

Key Technologies

• Linux: Red Hat, CentOS
• DevOps / CI-CD: Git, Jenkins, Azure DevOps
• Containers: Docker, Kubernetes, Rancher, Helm, Harbor
• Automation / IaC: Ansible, Terraform
• Databases: Oracle 10g, MongoDB
• Application Servers: Apache, Tomcat
• Messaging: IBM MQ, Apache Kafka
• Monitoring / Logging: ELK – Elasticsearch, Logstash, Kibana
• Tools: SQL Developer, JXplorer, MongoDB Compass