Senior IT Communication Consultant and Architect

• Nov 2017 - Present

My responsibilities:• IT infrastructure planning, user requirement gathering, architecture designing;• Design and implement corporate network infrastructure;• Design and implement business critical application frameworks with SD-WAN, NGFW; • Support day-to-day network infrastructure operations (including major sites, multiple data centers, many remote offices and clients/agencies across Australia);Received a corporate award for outstanding contribution for the User mobility and Corporate WIFI network upgrade in 2019.

Senior Project Network Consultant, IT communication Infrastructure Designer, Project Tech Lead.

• Jun 2015 - Nov 2017

I have worked on a multi-million dollars, the Australia first national real-time fast payment settlement system (FSS) and building multiple DCs by using high performance IT gears.My responsibilities include user requirement gathering, solution designing, testing, hands-on implementing, troubleshooting and I have fully engaged with every step of the entire project.The project has been successfully completed (Under the budget, on-time and fully working as designed) and delivered to the industry partners (All major Australian Banks and Financial Institutions) for full production.

Senior Solution designer, Network and Security Consultant --SuperChoice Services

• Aug 2014 - Jun 2015

As a senior IT consultant, I provide infrastructure architectural design, network / security solution design, implementation and operation support services to the business. Projects:• Production environment cloud migration project: architectural design for SuperChoice new production environment which improved the efficiency, security and reliability of the existing corporate production environment.• Corporate Remote Access upgrade project: to replace the existing VPN solution (More than 100 existing VPN users) with a new VPN solution that improved the user experience, provided better flexibility and additional client OS support.• Head Office LAN upgrade project: refreshed the entire company head office’s LAN.• Company Cisco Meraki WIFI system rollout Achievements:• Improved overall network reliability and reduced maintenance costs;• Refreshed company’s IT infrastructure.

Infrastructure Security Specialist (Security Architect - IDCM) –UNSW Internal IT Contractor

• Jul 2012 - Aug 2014

Responsibilities:• Provided network infrastructure consulting, architecture design, implementation and solution designs for UNSW faculties and business units;• Provided UNSW IT infrastructure with capacity planning cost forecasts for the next 5-10 years,• Handled Level 3 support and Business as Usual (BAU) tasks – Client facing tasks which included handling change requests, tickets and faults, Windows / Linux Servers (including physical servers and VMs) provisioning, VLAN / IP address management, Firewall rule changes, High level troubleshooting and resource monitoring.• Liaison with other business unit’s IT departmentsProjects:• UNSW Network Access Security refresh (Production network enhancement project) – revised the entire data centre network topology, introduced L7 Application Layer Firewall functions and Global Protection function (VPN) into the UNSW production environment.• UNSW Decentralized IT Auditing and Management Project – to provide reliable IT Asset Tracking, Risk Management, Data Leak Prevention and Performance Monitoring capability. • UNSW IPv4/v6 Dual Stack Network Solution Design for research network• UNSW Unified Administrative Access VPN Solution Design – to provide secured network access for admin users.• UNSW Wired Authentication and Authorization to improve campus network security and improve the resource utilization.Achievements:• Successfully completed/implemented UNSW IT security framework design and vastly improved overall network security of the university.

Senior IT Communication and Security Engineer, Network Designer

• Jun 2008 - Jul 2012

Responsibilities:• Organization’s network infrastructure architecture design;• BAU support of network infrastructure;• IT infrastructure capacity monitoring and cost forecasting;• Supervised a team of 2 engineers.Projects:• Revision/redesign/publishing of network documentation, major network upgrade/migrations, network redundancy design/implementation (LAN upgrade)• Border network refreshment (Implementing Cisco ASR router-based solutions)• Riverbed Steelhead appliances (WAN traffic optimizer) implementation• Voice and Video network upgrade• Security network redesign• Setting up VPN connections

Senior GIS (Global Information Systerm) Network Engineer

• Feb 2007 - May 2008

Network Architect Consultant

• 2008 - 2008

Data & Security Network Engineer

• Dec 2005 - Jan 2007

Senior Network Engineer

• Oct 2002 - Nov 2005