System Engineer

1 week ago


Singapore U3 Infotech Pte Ltd Full time

We are looking for a skilled System Engineer to design, implement, and support enterprise IT infrastructure with a strong focus on Day 2 BAU operations , system reliability, and security. Key Skills Required Operating Systems: Windows Server 2019+, Red Hat Enterprise Linux (RHEL 8+)Virtualization: VMware vSphere, Nutanix HCI Core Infrastructure: Active Directory, DNS, DHCP, GPOs ing & Automation: PowerShell and Bash/Shell Cloud: Basic AWS & Azure (EC2, S3, IAM, VPC, FSx)Storage & Tools: NAS, NFS, Windows File Share, SolarWinds Security: CIS benchmarks, system hardening, patching (BigFix, yum, dnf)Responsibilities Manage and support Windows and RHEL servers, ensuring high availability. Operate and optimize VMware/Nutanix virtualized environments. Monitor system performance, troubleshoot issues, and provide 24/7 on‐call support. Maintain accurate documentation, system diagrams, and runbooks. Implement security controls, manage GPOs, and handle vulnerability remediation. Administer AD, user provisioning, and integrate Linux with AD (SSSD). Automate provisioning and operational tasks using PowerShell/Bash and IaC tools. Support DR activities and maintain Nutanix‐based replication and failover. Manage basic AWS/Azure infrastructure and hybrid integrations. Continuously improve system efficiency, automation, and operational resilience. Qualifications Degree in IT/Computer Science or equivalent experience Certifications in Microsoft, VMware, Nutanix, AWS, or Azure are advantageous Hands‐on experience with Windows Server, RHEL, VMware/Nutanix, AD, DNS, DHCP Strong troubleshooting, documentation, and communication skills Please refer to U3's Privacy Notice for Job Applicants/Seekers at #J-18808-Ljbffr



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