Patching Operation Engineer (Middleware)

Quesscorp Singapore Pte Ltd; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

Quesscorp Singapore Pte Ltd is seeking a Patch Operations Coordinator to own the end-to-end coordination of weekly accelerated patching cycles and urgent 3-day patches within a complex enterprise environment. You will oversee scope, readiness, testing, deployment, production verification and closure, while maintaining SOPs, governance records and cross-team handovers.

The role requires strong cross-functional collaboration across Infrastructure, Security and Change teams and a proactive approach

Qualifications

• Experience coordinating weekly patching cycles and urgent 3-day patches.
• Strong skills in patch management, IT service management, and change management.
• Ability to coordinate across Infrastructure, Network, Security and Applications teams.
• Experience maintaining SOPs, gates, timelines and escalation paths.

Responsibilities

• Own end-to-end coordination of weekly accelerated patching cycles and urgent 3-day patches.
• Oversee patching cycles from scope confirmation through deployment and closure.
• Maintain cycle plans, RACI, action trackers, timelines, approvals and dependencies.
• Coordinate readiness across Infrastructure, Network, Middleware, Application, Security and Change teams.
• Track patch scope, CRQ readiness, risk acceptances, deferments, exclusions and rollbacks.
• Support overnight, weekend and public-holiday patching with bridge and escalation.
• Develop and maintain SOPs, control gates, cut-offs and escalation paths.
• Coordinate process walkthroughs, readiness reviews and dress rehearsals.
• Prepare patch cycle closure records and governance documentation.
• Monitor recurring gaps and drive improvements with Tooling/Data/Automation teams.

Skills

Patch Management

Infrastructure Operations

Change Management

IT Service Management

Release Coordination

Risk & Issue Management

SLA Management

Governance & Compliance

Stakeholder Management

Incident & Escalation Management

SOP Development

Dress Rehearsals

Process Improvement

Job description

Key Responsibilities

• Own the end-to-end operational coordination of weekly accelerated patching cycles and urgent 3-day patching activities, ensuring readiness, cross-team hand-offs, escalation and closure.
• Oversee assigned patching cycles from scope confirmation, readiness and testing through deployment, production verification, reconciliation and closure.
• Maintain cycle plans, RACI, action trackers, decision timelines, approvals, dependencies, risks and escalation status.
• Coordinate patching readiness across Infrastructure, Network, Middleware, Application, Security, Service Recovery and Change Management teams.
• Track patch scope, CRQ readiness, approved risk acceptances/VRAs, deferments, exclusions, failed patches, rollback activities and validation evidence.
• Support scheduled overnight, weekend and public-holiday patching activities, including bridge coordination, incident escalation and effective handover to accountable decision owners.
• Develop and maintain SOPs, control gates, cut-off timelines, escalation paths, duty coverage and exception handling processes for weekly and urgent patching activities.
• Coordinate process walkthroughs, readiness reviews, dress rehearsals and transition activities to ensure successful handover into BAU operations.
• Prepare patch cycle closure records, SLA evidence and governance documentation, including support for KORI and KRCSA reporting requirements.
• Monitor recurring process, ownership and operational gaps, identify improvement opportunities and work with Tooling, Data and Automation teams to drive process enhancements.

Key Skills: Patch Management, Infrastructure Operations, Change Management, IT Service Management, Release Coordination, Risk & Issue Management, CRQ, VRA, SOP Development, Incident & Escalation Management, Production Support, Governance & Compliance, Stakeholder Management, Service Transition, SLA Management.

EA License Number: 23C2060 Registration ID is R22109715