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Job Key No 40056 Job Title/ Category Technical Services Manager - CPS Number Of Vacancy 1 Relevant Field Application Development Nature Contract Contract Period One-year contract Employer Business bank Location Base Ngau Tau Kok Work Outside Current Location N/A Monthly Salary Range HK$ N/A - N/A Project Nature We are looking for an infrastructure team member responsible for the Exchange & Microsoft 365 Infrastructure administration, design, support, and modernization of enterprise messaging platforms, including on premises Microsoft Exchange, Exchange Online, and Microsoft 365 services. The role supports Exchange Online migration, Exchange version upgrades, hybrid environments, security hardening, and BAU operations, ensuring high availability, compliance, and service stability across the organization. Besides, ensuring the IT infrastructure related project are delivered on time & relevant controls are performed accurately & properly according to the Bank’s standard procedures. Duties - Serve contract assignments under InfoTech's headcount, full-time second to a leading bank; Exchange & Messaging Administration: - Administer and support on premises Microsoft Exchange environments (Exchange 2016/2019 or later), including DAGs, transport, mailbox databases, and client access; - Perform Exchange version upgrades, cumulative updates, and security patching in accordance with platform lifecycle and EOS mitigation plans; - Manage Exchange hybrid configurations, mail flow, connectors, certificates, and DNS integration; - Troubleshot complex mail-related incidents, performance issues, and service disruptions; Exchange Online & Microsoft 365: - Administer Exchange Online within Microsoft 365, including mail policies, retention, transport rules, shared mailboxes, and archiving; - Plan and execute Exchange Online migration projects, including user mailbox migration, hybrid coexistence, and post migration optimization; - Support decommissioning of legacy Exchange servers after migration completion; - Work with project teams to prepare management papers, technical plans, and risk assessments related to upgrades and migrations; - Support and manage Microsoft 365 services such as: . Azure AD / Entra ID; . Identity and access management; . License assignment and service provisioning; . Implement security features such as MFA, conditional access, and messaging protection controls; Core Infrastructure Operations: - Provide BAU infrastructure support for messaging services, including incidents, problems, and change management; - Coordinate with server, network, security, and application teams for cross platform integration; - Maintain system documentation, architecture diagrams, and standard operating procedures; - Enterprise Capacity Plan & Management: Provide well plan and effective capacity management to meet the Bank requirements; Project Delivery & Operational Excellence: - Lead complex infrastructure projects, including platform upgrades, system and storage migrations, and cloud adoption initiatives; - Implement and enforce rigorous changes, incident, and problem management processes for all platform services; - Ensure all infrastructure platforms comply with bank security policies, regulatory standards, and disaster recovery requirements; - Manage vendor relationships and contracts related to platform technologies. Yrs of Total Post-Quali Exp 5.0 Yrs of Relevant Exp 0.0 Requirements - Bachelor's degree in Computer Science, Information Technology, or a related field; - Minimum of 5 years of experience in infrastructure area; - Strong hands on experience with Microsoft Exchange (on prem & Online); - Experience with Exchange Online migration and hybrid Exchange environments; - Solid knowledge of Microsoft 365 administration; - Understanding of Windows Server, Active Directory, DNS, and certificates; - Experience in infrastructure support within enterprise environments; - Security & Compliance: A strong understanding of infrastructure security best practices and experience operating in a regulated environment; - Strategic Planning: Ability to develop strategic roadmaps, manage budgets, and articulate technology plans to senior management; - Problem-Solving: Superior analytical and root-cause analysis skills for complex technical issues; - Microsoft certifications (e.g. M365 / Exchange / Azure) are preferred but not mandatory. Last Update 09 Sep 2026 Apply To itcareer@infotech.com.hk Direct Line 2836 0363

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