IT Assistant Manager, Business Solution

Brand : MICHAEL KORSDepartment: ITReports to: Manager, Business SolutionLocation: Tokyo, JapanPosition SummaryThe IT Assistant Manager, Business Solution is responsible for supporting and managing business-critical applications for Japan for all related system integrations.This role provides functional and technical application support for daily store and corporate operations.The successful candidate will combine strong retail process knowledge, hands-on application support experience.Major ResponsibilitiesBusiness Application SupportSupport and maintain business-critical applications for Corporate.Provide Level 2 and Level 3 functional and technical support, coordinating with Global IT teams and vendors when escalation is required.Manage application incidents, service and problem investigations to minimize business disruption.Maintain application documentation, support procedures, system configurations.System Integration & Data ManagementScheduled interfaces, file transfers, and data synchronization processes and coordinate the resolution of failures or inconsistencies.Validate data flows and support root cause analysis to maintain data accuracy, completeness, and reliability across connected systems.Maintain interface specifications, support documentation, and relevant operational procedures.Application Projects & Continuous ImprovementParticipate in application implementations, upgrades, enhancements, and business transformation projects from planning through stabilization.Gather and document business requirements, functional specifications, process flows, risks, dependencies, and acceptance criteria.Coordinate system integration testing and user acceptance testing (UAT), including defect tracking, retesting, and business sign-off.Support release planning, user communication, training, deployment, and post-implementation review.Education & Experience5+ years of experience supporting Business applications including at least 1 year of experience within a multinational company.Strong analytical, troubleshooting, and problem-solving skills, with the ability to manage multiple priorities in a fast-paced environment.Service oriented mindset, with a strong commitment to service quality and practical business support.Fluent Japanese communication in both written and verbal.Good command of written and spoken English for effective collaboration with Global IT teams.