Devops Engineer ISGM-001 - #1175407

Role: Devops Engineer

Job Level:  >3-6 years of experience (L2)

Location: Singapore

Key Responsibilities

· Gather and analyze business requirements from stakeholders.

· Conduct requirement workshops with business, operations, and IT teams.

· Translate business needs into detailed functional and technical specifications.

· Design system workflows, data models, and solution architecture.

· Evaluate current systems and recommend enhancements or new solutions.

· Act as a bridge between business users, developers, and IT teams.

· Prepare test plans and support system testing and validation.

· Assist in issue investigation during SIT/UAT phases.

· Maintain system and process documentation.

· Create user manuals and training materials.

· Provide post-implementation support and troubleshooting.

· Monitor system performance and recommend improvements.

· Ensure compliance with security, regulatory, and organizational standards.

· Expected Work Results / Deliverables

· Functional Specification Document (FSD).

· Technical Specification Document (TSD).

· Process Flow Diagrams.

· Data Models / ER Diagrams.

· Use Case Diagrams & Scenarios.

· User Manuals & Training Materials.

· System Change Logs & Documentation.

Key Requirements

· Smooth deployments within planned windows with rollback readiness.

· Stable, secure, and compliant servers and middleware.

· End-to-end system lifecycle management with minimal downtime.

· DR environments tested and meeting recovery objectives.

· Automation of routine operational tasks (patching, deployments, cert renewals).

· Effective monitoring, alerting, and incident resolution with RCA.

· Strong governance of version control and change processes.

· Up-to-date documentation (runbooks, DR playbooks, deployment guides).

· Proactive obsolescence management with upgrade planning.

Technical Skills

· Manage RHEL servers end-to-end (provisioning to decommissioning).

· Maintain Disaster Recovery (DR) setup, replication, and testing.

· Align with central DevOps standards and governance.

· Perform server upgrades, patching, and obsolescence management.

· Administer JBoss/Wild Fly servers, including JVM tuning.

· Manage Elytron credential store, keystores, and truststores.

· Handle application deployments (start/stop/restart/upgrades).

· Build and maintain Jenkins pipelines for CI/CD automation.

· Govern Git workflows and access control.

· Coordinate releases via JIRA, including rollback planning.

· Support production deployments (including off-hours).

· Perform OS/ middleware hardening and vulnerability fixes.

· Automate operational tasks using scripting.

· Monitor systems, configure alerts, and manage logs.

· Troubleshoot issues and perform root cause analysis (RCA).

· Maintain runbooks, deployment guides, and DR playbooks.

· Collaborate with Dev and QA teams for reliable releases.