Multi-skilled and hands-on IT Professional with ability to apply knowledge across situations and domains.
Overview
19
19
years of professional experience
6
6
Certification
Work History
Senior IT Infrastructure Administrator / Manager
Techsource Systems Pte Ltd
01.2021 - Current
Manage IT projects and propose digital solutions that align with the company’s objectives and challenges, maintain project requirement documentation and update stakeholders on project progress
Develop and maintain business apps using low-code/no-code platform
Manage network infrastructure, administer network routers, firewalls, and access points, monitor and troubleshoot network performance issues and disruptions
Administer Microsoft 365 services, Microsoft Intune, Microsoft Power Platform Dynamics 365 CRM and DealHub CPQ system
Configure AWS and Azure virtual machines, cloud servers, Azure Active Directory domain services, Panasonic PBX and cloud PBX system
Assist in setting up laptops and workstations, network printers and other IT hardware
Log technical support cases and their resolution, document changes on IT network infrastructure, servers, workflows, and update IT asset list
M365 Team Lead / IT Manager
Xtremax Pte Ltd
07.2020 - 11.2020
Lead a team of Desktop Engineers to manage and support the company’s IT Operations
Serve as escalation point for complex issue resolutions
Provide end-user support for Singapore and Indonesia offices
Administer M365 and G Suite
Lead internal migration of G Suite to M365
Information Systems Engineer / Manager
Techsource Systems Pte Ltd
02.2013 - 07.2020
Set up and administer Microsoft 365 services, Microsoft Intune, Microsoft Power Platform and Dynamics 365 CRM
Set up and configure AWS and Azure virtual machines and other services
Manage and maintain all network equipment, including routers, firewalls, and access points
Monitor network health and site-to-site VPN connections among regional offices, and perform troubleshooting and resolution to any issues that arise
Setup and administer VMware ESXi along with the virtual servers
Administer Panasonic PBX Telephony system
Assist in setting up desktops, laptops, network printers, and user accounts for new employees
Log and track support cases and document changes on IT infrastructure, IT assets, and workflows
Provide guidance, knowledge transfer and mentorship to junior IT staff
IT Specialist
Espore Corp Pte Ltd
10.2011 - 01.2013
Provide day-to-day on-site IT technical support services to clients and internal staff
Investigate, diagnose, and solve computer software and hardware faults
Troubleshoot, monitor and resolve network issues while coordinating with other specialized IT teams
Setup, configure and maintain desktops, laptops, network printers, network devices and servers.
Participate in IT project implementation and deployment activities, such as server and network migration, office setup and relocation, and infrastructure upgrades
Log IT service requests and resolution and update customer’s infrastructure documentation such as IT assets, network diagrams and server configurations
Global IT ServiceDesk Specialist
Convergys (previously Stream Global Services)
01.2011 - 04.2011
Respond to internal employees’ technical issues on all global office locations (Asia Pacific, North America, Europe, Latin America) via ticketing system and phone call
Prioritize tickets according to SLA and coordinate with different IT teams if necessary
Manage user accounts and inboxes using Windows Active Directory and Microsoft Exchange
Troubleshoot business application issues
Systems Administrator
Aurora Tech Consult
07.2010 - 01.2011
Provide end-user support on all levels (laptops, desktops, applications) in a time-sensitive environment where instant support is necessary
Provide routine hardware and software maintenance on desktops
Manage and configure Windows Server systems (Active Directory, DNS, DHCP, and Group Policy Objects) on a 24/7 operations environment
Manage and monitor network (F5 network load balancer, and SMB switches)
Setup and monitor video streaming servers (Umedia Streaming Server)
Maintain backup system (Acronis and Norton Ghost)
Provide guidance to junior IT staff
IT Support Engineer
Caspo Incorporated
11.2006 - 07.2010
Provide timely technical support assistance and resolution to end-users by diagnosing and resolving hardware, application, and network issues via face-to-face or phone calls
Manage Windows desktop computers by installing, cloning, replacing hardware components, and providing routine maintenance checks
Monitor internet bandwidth, latency and overall health of the network infrastructure to ensure there are no interruptions
Troubleshoot connectivity issues reported by end-users and provide timely resolution and escalation to other teams
Provide basic network administrations tasks, such as creating and configuring Virtual LANS (VLAN) on Cisco and HP switches
Manage and maintain user accounts in Windows Active Directory, such as creating, modifying and disabling end-user accounts
Keep and update the IT inventory to track assets such network devices, servers and desktops.
Create and log all technical issues and resolution using the company’s ticketing system and escalate to other IT teams when necessary.
IT Administrator
Panpharma-Meinz Pharmaceuticals
03.2005 - 11.2006
Conduct installation, set up, and resolution of technical issues pertaining to desktop computers, IT hardware, and software within a Microsoft-based ecosystem.
Install and update Windows Operating System and Antivirus software, and troubleshoot issues across the spectrum of desktops, hardware components, and software applications.
Administer hosted email server, set up email accounts, with ongoing management tasks such as password resets, access control, and the implementation of security protocols to safeguard the integrity of electronic communication.
Day-to-day management of the company’s bespoke application server to ensure its optimal functionality, security, and performance.
Collaborate with external developer to facilitate system upgrades, enhancements and address change requests to bespoke application system.
Monitor and troubleshoot network-related issues within the organizational infrastructure to ensure seamless and uninterrupted connectivity.
Coordinate with Internet and Telephone Service Providers to address root causes of network issues and implement corrective measures to maintain the integrity of the network.
Administer and manage Commzgate SMS messaging server to ensure efficient and reliable Short Messaging Service communications within the organization.
Technical Writer
Ivy League Research
11.2004 - 12.2004
Provide technical writing and research services to clients
Education
Bachelor of Science - Computer Science
University of The East
Manila, Philippines
10.2003
Skills
15 years of experience in providing end-user support and administering IT Infrastructure and IT systems
Knowledgeable and hands-on experience in administering Azure, Microsoft Intune and M365
Knowledgeable in identity management solutions (Azure Active Directory and Windows Active Directory)
10 years of experience in supporting business applications (Dynamics 365 CRM, QuickBooks, CPQ, and other financial systems)
Proficient in using ITSM (Freshdesk and Jira) for managing and tracking IT incidents
Hands-on experience in providing remote support to users located on regional offices
Participated in ISO27001 audits
Passionate about improving and organizing IT processes and systems through documentation, end-user trainings, and automation
Certification
ITIL V4 FOUNDATION
Microsoft Certified: Azure Fundamentals
20696: Administering System Center Configuration Manager and Intune (ODT)
MCSA: Office 365
VMware Certified Professional: VCP-DCV 5
COMPTIA LINUX+
MCSA: MESSAGING (Legacy)
Affiliations
ISC2 (International Information System Security Certification Consortium)
Axelos
CompTIA (Computing Technology Industry Association)
Timeline
Senior IT Infrastructure Administrator / Manager
Techsource Systems Pte Ltd
01.2021 - Current
M365 Team Lead / IT Manager
Xtremax Pte Ltd
07.2020 - 11.2020
Information Systems Engineer / Manager
Techsource Systems Pte Ltd
02.2013 - 07.2020
IT Specialist
Espore Corp Pte Ltd
10.2011 - 01.2013
Global IT ServiceDesk Specialist
Convergys (previously Stream Global Services)
01.2011 - 04.2011
Systems Administrator
Aurora Tech Consult
07.2010 - 01.2011
IT Support Engineer
Caspo Incorporated
11.2006 - 07.2010
IT Administrator
Panpharma-Meinz Pharmaceuticals
03.2005 - 11.2006
Technical Writer
Ivy League Research
11.2004 - 12.2004
Bachelor of Science - Computer Science
University of The East
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