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Full Time Middleware Specialist - Patching Jobs, in Quess Selection & Services - Maukerja

Middleware Specialist - Patching

Quess Selection & Services

Singapore

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Working Location

  • Singapore

Job Description

Responsibilities

Job Responsibilities:


  • Manage end-to-end coordination of weekly accelerated patching cycles and urgent three-day patching requests, ensuring operational readiness, timely execution, escalation, and closure.
  • Oversee patching activities from scope confirmation and readiness checks through testing, deployment, post-patch verification, reconciliation, and evidence collection.
  • Maintain patch cycle plans, RACI matrices, action logs, approval timelines, dependencies, risks, and escalation records.
  • Coordinate readiness and execution across infrastructure, middleware, network, application, security, service recovery, and change management teams.
  • Track patch scope, Change Requests (CRQs), Vulnerability Risk Assessments (VRAs), deferments, exclusions, failed patches, rollback actions, and pending validation evidence.
  • Support scheduled overnight, weekend, and public-holiday patching activities, including bridge coordination, incident escalation, and operational handovers.
  • Develop and maintain SOPs, control checkpoints, cut-off timelines, escalation procedures, duty rosters, and exception-handling processes.
  • Coordinate readiness reviews, process walkthroughs, dress rehearsals, and transition of patching processes into business-as-usual (BAU) operations.
  • Prepare patch cycle closure records and support SLA reporting, KORI, KRCSA, and audit evidence requirements.
  • Identify recurring operational issues, process gaps, and ownership challenges, recommending improvements and coordinating automation requirements with relevant teams.


Job Requirements:


  • Diploma or bachelor’s degree in Information Technology, Computer Science, Engineering, or a related discipline.
  • 5–8 years of experience in infrastructure operations, patch management, change coordination, service delivery, or technology process governance.
  • Working knowledge of Windows, Linux/Unix administration and server patching principles.
  • Familiarity with middleware platforms such as WebLogic, WebSphere, JBoss, Apache HTTP Server, and Tomcat.
  • Experience coordinating production changes across infrastructure, middleware, network, and application teams.
  • Understanding of change management processes, CRQs, VRAs, exception handling, rollback procedures, and post-patch validation.
  • Ability to support scheduled overnight, weekend, and public-holiday patching activities when required.
  • Strong coordination, documentation, stakeholder management, issue tracking, and escalation skills.
  • ITIL certification or equivalent service management experience is an advantage.


Key Skills:


  • Infrastructure and middleware patch management
  • Accelerated patching and urgent change coordination
  • Windows and Linux/Unix administration fundamentals
  • Change management, CRQ and VRA coordination
  • SOP development, RACI and operational governance
  • Risk tracking, rollback coordination and evidence closure
  • Cross-functional stakeholder management
  • SLA reporting, audit readiness and continuous process improvement


Mandatory Requirements:


  • Open Systems and middleware administration / patching knowledge
  • Accelerated patch operations, change, VRA and cross-team coordination
  • SOP, RACI, control gates, evidence closure and 24x7 operational readiness


Rajkumar Renganathan

Quess Selection & Services, Singapore

EA Licence Number: 23C2060 Registration ID is R1983662



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