Senior System Engineer, FinTech Infra & Security (Hybrid)

DZH International Sdn Bhd; Kuala Lumpur; Hybrid; MYR 120,000 - 180,000; Full time

Benefits offered by this job

Medical

Birthday leave

Study leave

Job summary

DZH International Sdn Bhd in Kuala Lumpur is seeking a Senior System Engineer to own and optimize our enterprise IT environment behind award-winning trading systems used by leading brokerages and banks across Asia. You will manage infrastructure, implement security best practices, and mentor junior engineers in a fast-moving production setting.

Hybrid work options are available after probation. The role covers core infrastructure, server administration (RHEL, Windows Server), virtualization

Qualifications

• Diploma or Degree in Information Technology, Computer Science, or equivalent.
• 5+ years of experience in system engineering, infrastructure management, or IT operations.
• Proven track record supporting enterprise-grade production infrastructure.
• Strong hands-on experience with Windows Server, Linux (RHEL), and virtualization.
• Experience with firewalls Fortigate/pfSense and core networking (TCP/IP, DNS, DHCP, VLAN, VPN).
• Familiarity with AWS or Azure, Docker, and monitoring tools like Zabbix.
• Certifications such as RHCSA/RHCE, CCNA/CCNP, CompTIA Security+ a plus.

Responsibilities

• Keep systems healthy via daily checks for stability and uptime.
• Run core infrastructure: network, servers, storage, IP telephony, and related services.
• Manage server environments (RHEL, Windows Server) across physical, virtual, and cloud platforms.
• Maintain virtualization platforms (Linux KVM, Windows Hyper-V).
• Deliver infrastructure changes: provisioning, migration, decommissioning.
• Protect continuity with backups and disaster recovery solutions.
• Harden the environment with firewall policies and access controls.
• Configure and maintain network services, VPNs, switches, and load balancers.
• Coordinate with security vendors on VAPT exercises and SIEM operations.
• Mentor junior engineers and document runbooks and SOPs.

Skills

5+ years experience

Troubleshooting

Independent worker

Vendor coordination

Communication

Education

Diploma/degree in IT or CS

Tools

RHEL

Windows Server

Linux KVM

Windows Hyper-V

Fortigate

pfSense

AWS

Azure

Docker

HAProxy

Zabbix

Bash/PowerShell

Job description

DZH International Sdn Bhd in Kuala Lumpur is seeking a Senior System Engineer to own and optimize our enterprise IT environment behind award-winning trading systems used by leading brokerages and banks across Asia. You will manage infrastructure, implement security best practices, and mentor junior engineers in a fast-moving production setting.

Hybrid work options are available after probation. The role covers core infrastructure, server administration (RHEL, Windows Server), virtualization