Senior Application Infra Engineer

• Oct 2021 - Present

Senior IT Manager

• Apr 2021 - Oct 2021

Lead a team of engineers doing Infra DevSecOps.

Staff infrastructure Solution Designer

• Apr 2018 - Mar 2021

Lead a team of Solution Designers providing Infrastructure Solution Design for internal projects.

Senior Infrastructure Solution Designer

• Apr 2014 - Apr 2018

- Provide infrastructure solution design for more than 20 projects- SME for VMware, x86 servers, Windows Operating System- Work with Project Managers to conduct feasibility study and infrastructure solution design as well as the costing. - Work with Application Solution Architect to gather application layer design and performance data to plan for the infrastructure sizing, scoping and costing.- Provide official infrastructure solution design and ISC to PM for endorsement before closing the solution design phase and handover to the Delivery team Show less

Senior IT Manager

• Jul 2011 - Mar 2014

- Lead and manage a team of 20+ Windows / Unix / Linux / Backup / Storage administrators to support the infrastructure in 2 data centers- Manage VMware infrastructure and Windows servers running on multiple vendor hardware platform (Cisco / HP / IBM / DELL / HDS / Netapp- Manage IT day to day operation- Involve in Project Management, Cost Management and annual budgeting for the department- Involve in end to end IT Infrastructure procurement process, which includes writing approval papers to seek for CAPEX, drafting Technical Specifications and Procurement papers, technical evaluation of the quotes and proposals submitted, and writing the award paper for RFP/RFQ- Manage a project to deploy Cisco UCS blades and Fabric Interconnect switches as the hardware for the new VMware Virtualization farm and upgrading the VMware vCenter from 4.0 to 5.1, with HDS VSP and IBM Storage System as the underlying shared storage Show less

Senior IT Analyst

• Jul 2002 - Jun 2011

- Provide internal IT support on Windows / VMware ESX servers- Windows System Lead for Project Pegasus, a project to migrate the existing Billing System from IBM Mainframe to Open Systems- Co-manage a project to implement VMware as the Virtualization platform to virtualize x86 servers in 2 data centers, using IBM BladeSystem, IBM Storage System and HDS VSP Storage System as the Shared Infrastructure- Implement and manage Microsoft Terminal Servers on Windows Server 2000 for users from SingTel Global Offices to access in-house applications- Implement and manage Microsoft Terminal Servers on Windows Server 2003 for users from Offshore office in Chengdu to access in-house applications- Implement and manage Microsoft Remote Desktop Servers on Windows Server 2008 for users from Offshore Development office in Chengdu and overseas Call Centers to access in-house applications Show less

System Analyst

• Oct 1999 - Jun 2002

Provide internal IT support on Windows / HP-UX, AIX serversMonitor systems availability, server performance and resource capacityEnsure compliance with IT security standards, policies and proceduresWrite Unix/Windows Command-line scripts to automate processesSupport backup operation

System Engineer

• Aug 1997 - Sep 1999

- Provide post-implementation software/application/infrastructure support to customers for Multimedia projects delivered by the company, customers include CPF, SIA, Silkair, NLB, UOB - Expose to Technologies like Novell Netware, Microsoft VisualBasic, CA ArcServe, Windows NT Server - Provide post-implementation software/application/infrastructure support to customers for Multimedia projects delivered by the company, customers include CPF, SIA, Silkair, NLB, UOB - Expose to Technologies like Novell Netware, Microsoft VisualBasic, CA ArcServe, Windows NT Server