(Senior) System Engineer – Windows & Linux

Livi Bank Limited; Hong Kong; On-site; HKD 420,000 - 540,000; Full time

Job summary

Livi Bank Limited in Hong Kong is seeking an experienced Systems Administrator to support, maintain, and enhance the bank's server and infrastructure platforms across data centre, on‑prem and cloud environments. You will manage Windows Server, Active Directory, DNS/DHCP, Exchange, and patch management, while also supporting Linux servers, virtualization, storage, and DR capabilities.

Strong bilingual English/Cantonese skills are required.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, or related discipline.
• Microsoft certifications are preferred.
• Certifications in Linux, Cloud, Cybersecurity, or DevOps technologies would be an advantage.
• Minimum 5 years of relevant experience in system administration and infrastructure support.
• Experience managing Windows Server platforms (AD, GPO, Exchange, WSUS).
• Experience with Linux server administration (e.g. Red Hat) in production environments.

Responsibilities

• Provide day-to-day operational support for Windows and Linux server infrastructure.
• Manage and maintain Windows Server, Active Directory, DNS, DHCP, Group Policy, and related services.
• Administer Exchange, WSUS, and server patch management processes.
• Support data centre infrastructure, including servers, storage, and backup solutions.
• Perform system monitoring, troubleshooting, and root cause analysis.
• Execute infrastructure changes, upgrades, patching, and technology refresh.
• Support hybrid connectivity between on-premises and cloud environments.
• Collaborate with IT security on vulnerability remediation and compliance initiatives.
• Maintain infrastructure documentation and procedures.
• Participate in after-hours maintenance and on-call support.

Skills

Windows Server

Active Directory

Linux

Scripting (Python)

Shell scripting

Virtualisation

Networking basics

English & Cantonese

Security/compliance

Cloud knowledge

Education

Bachelor's in CS/IT

Tools

Exchange Online

Entra ID

Ansible

Terraform

Job description

To support, maintain, and enhance the Bank's server and infrastructure platforms, ensuring high availability, security, performance, and resilience across data centre, cloud, and branch environments.

Job Roles & Responsibilities

Provide day-to‑day operational support for Windows and Linux server infrastructure.

Manage and maintain Microsoft Windows Server, Active Directory, DNS, DHCP, Group Policy, and related infrastructure services.

Administer Microsoft Exchange, WSUS, and server patch management processes.

Support and maintain data centre infrastructure, including servers, virtualisation platforms, storage, and backup solutions.

Perform system monitoring, troubleshooting, performance tuning, and root cause analysis.

Execute infrastructure changes, upgrades, patching, and technology refresh activities.

Support hybrid infrastructure connectivity between on‑premises and cloud environments.

Work closely with IT Security on vulnerability remediation, security hardening, and compliance initiatives.

Maintain infrastructure documentation, technical procedures, and operational standards.

Participate in after‑hours maintenance and on‑call support as required.

Skills & Qualifications

Bachelor's Degree in Computer Science, Information Technology, or a related discipline.

Microsoft certifications are preferred.

Certifications in Linux, Cloud, Cybersecurity, or DevOps technologies would be an advantage.

Minimum 5 years of relevant experience in system administration and infrastructure support.

Manage and maintain Microsoft Windows Server platforms, including Active Directory, GPO, Exchange, WSUS, and related infrastructure services.

Experience in Linux server administration (e.g. Red Hat) in production environments.

Experience with VMware, Hyper‑V, or other enterprise virtualisation platforms, storage, backup, and disaster recovery solutions.

Experience in banking, financial services, or other regulated industries is preferred.

Good command of spoken and written English and Chinese.

Fluency in Cantonese is required.

Proficient in Python and/or Shell scripting for automation.

Familiar with Microsoft 365, Entra ID, Exchange Online, and infrastructure monitoring tools.

Knowledge of cloud platforms and infrastructure automation tools (e.g. Ansible, Terraform) is an advantage.

Strong analytical and problem‑solving skills.

Able to work independently in a mission‑critical production environment.

Good communication and stakeholder management skills.

Strong sense of responsibility, ownership, and process compliance.

Willing to participate in after‑hours support and maintenance activities.

Your application will include the following questions:

• Which of the following statements best describes your right to work in Hong Kong?
• What's your expected monthly basic salary?
• How many years' experience do you have as a network engineer?

We want livi to be more than a bank. We want you to help us create a delightful and rewarding banking experience that allows everyone in Hong Kong to save smartly, spend consciously and live a lot more. As part of the founding team,

you will get first‑hand experience of financial services innovation at the cutting edge of a rapidly expanding field.