Senior System Engineer

Requirements:
• 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.
Preferred Qualifications:
• Experience working for SI companies, securities firms, banks, financial services companies, ISPs, data centers or regulated enterprises.
• Professional certifications such as Microsoft, VMware VCP, Linux, ITIL, Security+, MCSE/Azure or equivalent are preferred.
• Experience with PAM solutions, Microsoft 365 administration, Azure/AWS infrastructure, PowerShell/Bash automation and enterprise backup platforms is a plus.
Benefits:
• 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.
• Top performers have the 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.
Working time and location:
• Time: Mon to Fri, 8AM-5PM
• Location: Level 3, TNR building, 180-192 Nguyen Cong Tru, Ben Thanh Ward, HCMC