Senior IT Support & Infrastructure Engineer

Vincere; Hong Kong; On-site; HKD 520,000 - 760,000; Full time

Job summary

Vincere in Hong Kong is seeking a hands-on Senior Infrastructure Engineer to support business users and partner with regional IT teams and vendors.

This role handles Tier 2/3 issues, maintains a secure Microsoft-based workplace, and ensures reliable infrastructure across on-premise and cloud services. Strong communication with executives and stakeholders is required.

Qualifications

• Degree in Information Technology or related field; equivalent practical experience considered.
• Around 6–9 years in end-user computing, systems administration or infrastructure support.
• Strong hands-on experience with Windows, Microsoft 365, Teams, Outlook and Entra ID.

Responsibilities

• Provide Tier 2/3 IT support to business users, including senior management.
• Troubleshoot issues with Windows devices, M365, meeting-room tech and business apps.
• Support onboarding/offboarding, device deployment, access provisioning and asset management.

Skills

Troubleshooting

Stakeholder communication

Independent work

Customer service

Education

Degree in Information Technology

Tools

Microsoft 365

Active Directory

Intune / SCCM

Azure

Job description

Overview

Our client is a well-established private company in Hong Kong and they are seeking a hands-on and service-focused Senior Infrastructure Engineer to support business users in Hong Kong and collaborate with regional/global IT teams and technology vendors.

This is a senior individual-contributor role for an all-round IT professional who enjoys both user-facing technical support and day-to-day infrastructure operations. The successful candidate will handle escalated Tier 2/3 support issues, provide high-quality support to senior stakeholders, and help maintain a secure, reliable Microsoft-based workplace and infrastructure environment.

Key Responsibilities

• Provide responsive Tier 2/3 IT support to business users, including senior management and VIP users.


• Troubleshoot escalated issues involving Windows devices, M365, office equipments, meeting-room technology and business applications.


• Support user onboarding and offboarding, device deployment and replacement, account/access provisioning, software installation and asset management.


• Provide hands-on support for executive meetings, video conferencing, AV equipment and business-critical events.


• Administer and support core IT services including Active Directory, Microsoft Entra ID, Microsoft 365, endpoint management, file services, backup and virtualisation platforms.


• Monitor and troubleshoot network and connectivity issues; coordinate with network, security and managed-service providers where required.


• Support day-to-day Azure and cloud operations, including user access, monitoring, basic administration and incident coordination.


• Assist with patching, endpoint security, vulnerability remediation and security baseline activities in line with IT and cybersecurity policies.


• Support infrastructure upgrades, office moves, new-office technology deployments, device refreshes and other IT projects.


• Coordinate with external vendors on maintenance, hardware support, procurement, installation and technical escalation.


• Maintain accurate asset records, support documentation, SOPs, knowledge articles and basic network/infrastructure diagrams.


• Identify recurring issues and recommend practical improvements to user experience, service quality and operational reliability.

Requirements

• Degree in Information Technology, Computer Science or a related discipline; equivalent practical experience will also be considered.


• Around 6–9 years of experience in end-user computing, systems administration or infrastructure support.


• Strong hands-on experience supporting Microsoft Windows, Microsoft 365, Teams, Outlook, Active Directory and Entra ID.


• Experience with endpoint management tools such as Microsoft Intune, SCCM or equivalent is highly preferred.


• Practical exposure to Windows Server, virtualisation, backup, networking fundamentals, VPN, Wi-Fi, DNS and DHCP.


• Exposure to Azure, cloud platforms, firewall administration or cybersecurity operations is an advantage.


• Experience supporting VIP users, meeting-room / AV technologies and a fast-paced corporate environment is preferred.


• Strong troubleshooting skills, ownership mindset and ability to communicate technical issues clearly to non-technical users.


• Comfortable working independently while collaborating closely with internal stakeholders, regional teams and external vendors.


• Professional proficiency in Cantonese and English; Mandarin is an advantage or requirement depending on the actual stakeholder mix.


• Microsoft, ITIL or CCNA certifications are welcome but not essential.