Devops Engineer ISGM-001

Role: Devops Engineer

Job Requisition Number: ISGM-001

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.