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Senior System Engineer

ariston services pte. ltd. | kampong ubi, Singapore | Posted June 03, 2026

Position Overview

Job Summary We are seeking a highly skilled Senior SystemsEngineer to manage and support enterprise-scale infrastructure and cloudoperations in a 24/7 production environment. The role involves administration,monitoring, optimization, and migration of hybrid IT systems across Windows,Linux, VMware, Nutanix, and cloud platforms such as Microsoft Azure. The ideal candidate will have strongexperience in systems operations, virtualization, incident management, andinfrastructure automation within large enterprise environments. Key Responsibilities 1. Infrastructure & Systems Operations Manage and support enterprise hybridinfrastructure (Windows/Linux/UNIX servers) Ensure high availability and performance of24/7 production systems Perform server administration including AD,DNS, DHCP, GPO, IIS, and system hardening Conduct routine maintenance, patching,upgrades, and system health checks 2. Virtualization & Cloud Administration Administer VMware vSphere/ESXi and Nutanix AHVenvironments Perform ...

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