💼 Full-Time Position

Senior IT Infrastructure Engineer (Network & Systems)

🏢
antina pte. ltd.
📍 singapore, singapore, Singapore
📍
Location
singapore, Singapore
📅
Posted
June 04, 2026
Type
Full-Time
🎯

Full-Time Opportunity: This is a permanent, full-time position with a competitive package and real career growth potential.

Job Description

Job Duties
Design, implement, and support end-to-end on-premises IT infrastructure (network, systems, and cloud environments)
Implement, operate, and troubleshoot enterprise network infrastructure (routing, switching, firewalls, VPN, NAC, load balancers, wired/wireless networks).
Deploy, configure, and support Windows Server, Linux, VMware/Hyper-V, and storage systems.
Support Microsoft 365 and hybrid identity environments (Entra ID, Intune, Exchange, Teams).
Perform troubleshooting and root cause analysis (RCA) for complex infrastructure issues.
Implement security controls including segmentation, hardening, patching, and vulnerability management.
Manage monitoring platforms (Zabbix, Grafana, PRTG, Nagios) including performance tuning and alert optimisation.
Support ITSM processes (incident, problem, change) and participate in on-call operations
Maintain IT asset inventory, lifecycle management, and technical documentation standards
Manage vendors, SLAs, a...