Senior IT Infrastructure Engineer

A Singapore-based organization operating in the technology and business services space, the company provides tailored solutions to support clients’ digital transformation and operational efficiency. With a focus on innovation and practical implementation, it delivers services such as IT support, systems integration, and process optimization across various industries. The company emphasizes a client-centric approach, working closely with businesses to enhance productivity and adapt to evolving technological needs.

Key Responsibilities

• Design, deploy, and maintain end-to-end IT infrastructure, including network, systems, and cloud environments.
• Manage enterprise network components such as firewalls, routing, switching, VPNs, network access control (NAC), and load balancers.
• Administer Windows and Linux servers, virtualization platforms (VMware/Hyper-V), and storage systems.
• Support Microsoft 365 services and hybrid identity environments (Active Directory and Entra ID).
• Implement security best practices, including system hardening, patch management, vulnerability remediation, and compliance controls.
• Monitor infrastructure performance and availability using tools such as Zabbix, Grafana, PRTG, or Nagios.
• Participate in incident response, perform troubleshooting, and conduct root cause analysis (RCA).
• Manage IT service management (ITSM) processes, asset lifecycle, and vendor coordination.
• Provide Level 1/2 End-User Computing (EUC) support when required.

Requirements

• Minimum 8 years of experience in infrastructure and/or network engineering roles.
• Strong hands-on expertise in networking technologies, including firewalls, routing, switching, VPNs, and NAC.
• Solid experience with Windows and Linux systems, virtualization, and enterprise infrastructure.
• Proven experience in system hardening, patch management, and compliance implementation.
• Familiarity with technologies and platforms such as Cisco, Aruba, Palo Alto, Fortinet, F5, Microsoft 365, and VMware.
• Strong analytical and troubleshooting skills, with the ability to perform effective root cause analysis.
• Relevant certifications (e.g., CCNA, RHCE, VCP, MCSE) are an advantage.

How to Apply: Interested applicants, please click on the “Apply Now” to submit your updated resume. 
Please note: Due to the anticipated high volume of applications, only shortlisted candidates will be contacted. All information provided will be treated with strict confidentiality and used solely for recruitment purposes.
Tan Ee Shuan
Consultant - Technical Operations
EA Personnel No: R23116670
Peoplebank Singapore Pte Ltd | EA Licence No: 08C5248