Trách nhiệm chính

• Operate, maintain, and troubleshoot enterprise server infrastructure across DC/DR, HQ and branches, including Windows Server, Linux Server, physical servers, virtual machines and core infrastructure services.
• Administer Microsoft Active Directory, DNS, DHCP, Group Policy, user/group management, file server, shared folders, NTFS permissions, DFS and related identity/access services.
• Manage virtualization platforms such as VMware ESXi/vCenter and Hyper‑V, including VM provisioning, resource monitoring, datastore, snapshot, vMotion, HA/DRS and troubleshooting activities.
• Operate storage and backup systems, including SAN/NAS, Veeam/NetBackup or equivalent platforms, backup policy monitoring, restore testing and backup evidence collection.
• Monitor infrastructure health using Zabbix/Grafana or equivalent tools; respond to alerts related to system performance, storage capacity, backup status, service availability and security events.
• Implement OS patching, vulnerability remediation, server hardening and periodic health checks for Windows, Linux and infrastructure platforms.
• Support Microsoft 365 and hybrid infrastructure operations including MFA, Exchange Online, SharePoint, OneDrive, Teams and related security settings where assigned.
• Coordinate with Network, Security, DBA, Application teams and vendors for incident response, root cause analysis, change implementation and project delivery.
• Prepare and maintain system documentation, inventory, CMDB, SOPs, runbooks, change plans, rollback plans and audit evidence.
• Participate in infrastructure modernization projects such as AD/File Server refresh, virtualization restructuring, backup improvement, monitoring enhancement and DR/BCP readiness.
• Perform other ad‑hoc tasks as assigned by the line manager.

Yêu cầu

• Bachelor's degree in Information Technology, Computer Science, Information Systems, Computer Engineering, Telecommunications, Cybersecurity or related fields.
• Minimum 5 years of hands‑on experience in system, infrastructure or data center operations; experience in financial services, securities, banking, data center, managed services or SI companies is a strong advantage.
• Solid knowledge of Windows Server, Active Directory Domain Services, DNS, DHCP, Group Policy, File Server, DFS, certificate services and basic identity/access management.
• Experience managing VMware ESXi/vCenter and/or Hyper‑V, including HA operations, VM migration, capacity monitoring and incident troubleshooting.
• Experience with SAN/NAS, storage provisioning concepts, backup/restore operations and DR/BCP practices.
• Familiar with Linux administration, system log analysis, service management, basic network configuration and security baseline.
• Knowledge of monitoring, logging and endpoint/security tools such as Zabbix, Grafana, PRTG, SIEM, EDR or antivirus platforms.
• Understanding of IT security principles, including privileged access control, MFA/PAM, patching, hardening, vulnerability remediation and audit controls.
• Ability to write clear technical documents and operational reports in English; good communication, troubleshooting and vendor coordination skills.
• Responsible, careful, service‑oriented and able to work under pressure, including after‑hours maintenance or incident support when required.
• Experience working for SI companies, securities firms, banks, financial services companies, ISPs, data centers or regulated enterprises.

Yêu cầu ưu tiên

• Professional certifications such as Microsoft, VMware VCP, Linux, ITIL, Security+, MCSE/Azure or equivalent.
• Experience with PAM solutions, Microsoft 365 administration, Azure/AWS infrastructure, PowerShell/Bash automation and enterprise backup platforms.

Mức lương

• Thỏa thuận

Phúc lợi

• Competitive salary based on experience and capabilities.
• 13th monthly salary and attractive annual performance bonus.
• Monthly awards for outstanding employees.
• Social insurance contributions based on full salary.
• Individual health insurance card (if eligible).
• Free parking for all employees and phone allowance (if eligible).
• Quarterly team‑building allowances per department.
• Opportunity to visit the company's headquarters in South Korea, with annual organized trips (02 times/year).
• 100% tuition support for professional certifications (brokerage, analysis, fund management), language courses, and specialized training programs annually.
• Direct training and mentorship from experienced industry professionals.
• Opportunities to participate in workshops and professional events to enhance knowledge and stay updated on market trends.
• Expand your professional network and develop a long‑term career in the securities industry.
• Annual health check‑ups, company trips, and other engagement activities.

Hình thức làm việc

• Toàn thời gian tại văn phòng

Thông tin khác

• Mon to Fri, 8AM-5PM
• Yêu cầu giới tính: Nam/Nữ
• Ngành nghề: Hạ Tầng - Mạng
• Chức vụ: Nhân Viên/Chuyên Viên
• Yêu cầu bằng cấp (tối thiểu): Đại Học