SalaryPeak

DevOps Engineer

OPTIMUM SOLUTIONS (SINGAPORE) PTE LTD
Singapore 5+ years Posted Feb 9, 2026

Salary Range

SGD 72,000 - SGD 84,000 /year

SGD 6,000 - SGD 7,000/month

Skills Required

GitKubernetesAzurePipelinesScriptingTuningReplicationJIRAPythonWindowsHardeningContinuous IntegrationDockerAnsibleDisaster RecoveryLinux

Job Description

  • Configure, and manage RHEL servers from creation to decommission.
  • Maintain and execute Disaster Recovery (DR) setup, replication, and drills.
  • Perform server upgrades, patching, and resolve obsolescence issues.
  • Administer JBoss/WildFly servers, including JVM tuning and configuration.
  • Manage Elytron Credential Store, keystores, and truststores for secure credentials and certificates.
  • Handle application deployments, including start/stop/restart and upgrade activities.
  • Build and maintain Jenkins pipelines for CI/CD automation.
  • Govern Git workflows and enforce permission controls across systems.
  • Coordinate releases and deployment activities using JIRA, including rollback plans.
  • Support deployments during night/weekend windows and validate post-deployment checks.
  • Support OS and middleware hardening, patching, and vulnerability remediation.
  • Automate operational tasks using scripting.
  • Monitor system performance, configure alerts, and manage logs for observability.
  • Provide support, troubleshoot issues, and perform root cause analysis.
  • Maintain documentation including runbooks, deployment guides, and DR playbooks.
  • Collaborate with development and QA teams to ensure secure and reliable deployments.