Infrastructure Engineer (Fresh Graduates Welcome)

Company Overview ULTRAFLEX TECHNOLOGY PTE LTD is a Singapore-based company specializing in delivering enterprise IT infrastructure solutions, supporting customers with servers, virtualization, storage, networking, and cybersecurity technologies. Job Summary We are looking for a motivated Infrastructure Engineer to join our technical team in delivering and supporting enterprise IT infrastructure solutions for customers. This is a hands-on role suitable for fresh graduates or candidates with up to 2 years of IT experience who are interested in building a career in enterprise IT infrastructure. You will work alongside experienced engineers and gain practical experience through actual customer implementation, support and troubleshooting activities across servers, virtualization, storage, backup, wired/wireless networking and cybersecurity environments. Guidance will be provided as you perform assigned technical tasks, with opportunities to take greater ownership as your knowledge and experience develop. Responsibilities • Assist with installation, configuration, and support of Windows Server and Linux operating systems to maintain enterprise IT environments • Support VMware and Microsoft Hyper-V virtualization platforms to enable efficient resource utilization • Manage Active Directory, DNS, DHCP, and related infrastructure services to ensure network reliability • Assist with deployment and maintenance of enterprise server, SAN/NAS storage, backup, and recovery solutions to safeguard data integrity • Perform system health checks, patching, upgrades, and preventive maintenance to optimize infrastructure performance • Implement and troubleshoot LAN/WAN, VLAN, switching, routing, firewall, and VPN configurations to maintain secure and stable connectivity • Participate in enterprise wireless network implementation, including site surveys, AP installation, configuration, and coverage validation to ensure optimal Wi-Fi performance • Troubleshoot Wi-Fi coverage, connectivity, roaming, and performance issues to enhance user experience • Support infrastructure security hardening and vulnerability remediation activities to protect systems from threats • Participate in customer projects involving implementation, migration, testing, user acceptance testing (UAT), and system cutover to deliver successful IT solutions • Troubleshoot infrastructure incidents under guidance to resolve technical issues promptly • Prepare technical documentation, infrastructure/network diagrams, implementation procedures, test results, and as-built documentation to support knowledge sharing and compliance • Provide onsite customer support and scheduled after-hours support as required to maintain service continuity Preferred competencies and qualifications • Diploma or Degree in Information Technology, Computer Science, Computer Engineering, or related discipline • Basic knowledge of Windows and/or Linux operating systems • Basic understanding of TCP/IP networking • Exposure to Windows Server, Linux, VMware, Hyper-V, networking and wireless technologies, server/storage/backup solutions, firewall and cybersecurity, Microsoft 365, or cloud technologies is advantageous but not mandatory • Relevant IT certifications are advantageous but not required