Senior Application Support Engineer - Linux, AWS, OpenShift

ANTAS PTE. LTD.

Singapore

On-site

SGD 90,000 - 130,000

Full time

6 days ago
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Job summary

ANTAS PTE. LTD. is seeking an experienced Linux/Unix operations engineer to provide L2/L3 support for enterprise apps in cloud and on‑prem environments. You will troubleshoot, automate, and improve deployment pipelines across Linux, Solaris, and cloud platforms.

The role emphasizes scripting, automation with Ansible, and strong collaboration with DevOps and cloud teams to ensure system reliability and scalable operations.

Qualifications

  • Hands-on Linux/RHEL or Solaris experience.
  • Shell scripting and CLI proficiency.
  • Experience with Ansible for automation.
  • AWS ECS/EC2 experience for cloud apps.
  • OpenShift/Kubernetes platform experience.
  • Monitoring, troubleshooting, and root-cause analysis.
  • Understanding cloud infra, containers, networking, lifecycle.
  • CI/CD and DevOps experience preferred.
  • Banking/financial services domain experience is a plus.

Responsibilities

  • Provide L2/L3 support for enterprise apps across Linux/Unix and cloud.
  • Troubleshoot issues across RHEL/Linux and Solaris.
  • Develop Unix/Linux shell scripts for monitoring, deployment, and support.
  • Automate processes with Red Hat Ansible for config and deploy.
  • Manage AWS ECS/EC2 environments and monitor service health.
  • Support OpenShift/Kubernetes workloads and container platforms.
  • Monitor performance, analyze logs, and perform root-cause analysis.
  • Collaborate with DevOps and cloud teams to fix production issues.
  • Participate in CI/CD, releases, and deployments across environments.
  • Prepare technical docs and incident reports.

Skills

Linux/RHEL
Shell scripting
Ansible
AWS ECS/EC2
CI/CD & DevOps
Monitoring
Cloud infrastructure
Container deployment
Blockchain domain

Tools

OpenShift
Kubernetes

Job description

ANTAS PTE. LTD. is seeking an experienced Linux/Unix operations engineer to provide L2/L3 support for enterprise apps in cloud and on‑prem environments. You will troubleshoot, automate, and improve deployment pipelines across Linux, Solaris, and cloud platforms.

The role emphasizes scripting, automation with Ansible, and strong collaboration with DevOps and cloud teams to ensure system reliability and scalable operations.

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