david tan

* Lead on SUN security environment * Lead on recommendations on SUN related projects * Installations and configurations of SUN related systems * Managing Corporate Internet banking, Open COE, Visa Systems, IDEAL and its Disaster Recovery systems * Managing backup of various SUN systems * Training and briefing of operators on the process and procedures * Implemented multiple projects concurrently ranging from Large to small projects. * Ensured business continuity for Internet banking, Corporate banking, IDEAL, VISA, OCOE * Involved in the successful relocation of primary and secondary Data centers of DBS * Successful bi-yearly Disaster Recovery testing * Disaster Recovery and downtime kept to a minimum * Project lead for successful completion of VISA/Master card System project * Project Lead on SSL certificate consolidation of entire DBS Bank * Project coordinator on the DR tests performed * Produce procedures and documentation on processes

* Project Lead for IDC SUN DR Implementation * Support SUN E10000 systems * SSL certificate tracking and updating * Hardening SUN and Windows systems * Updating of critical patches * Vendor management * Installation of system support software like Patrol, SSH, SUN SRS * Managing Corporate Internet banking, Open COE and IDEAL and its Disaster Recovery systems * Backup of SUN and Windows systems * Implemented multiple projects concurrently ranging from Large to small projects. * Ensured business continuity for Internet banking, Corporate banking, IDEAL, VISA, OCOE, * Disaster Recovery and downtime kept to a minimum * Involved in the successful completion of the upgrade of the IDEAL system to IDEAL 2. * Involved in the successful relocation of the primary and secondary DBS Data centers to their new locations.

* Assisted user with logging on and changing of password * Firewall application support * Maintenance of firewall servers * Manage firewall logs * Vendor management * Hardening of firewall systems * Firewall Project Management * Feasibility testing * Documenting procedures * Backup of firewall systems * Provide firewall briefings and presentations * Lead firewall projects * Implemented multiple projects concurrently ranging from Large to small projects. * Ensured business continuity * Disaster Recovery and downtime kept to a minimum * Setup large majority of the firewalls for DBS personally * Lead majority of firewall projects in DBS Bank * Project Lead for E-Giro Firewall implementation * Project Lead for IDC firewall implementation * Project Lead for Achieve Project firewall implementation

* Onsite requirements gathering for China Hypermarket divisions of more than 400 stores. * Maintenance of Singapore office Infrastructure * Installations and configurations of Linux related systems * Produce procedures and documentation on processes * Evaluate costing for upgrade of infrastructure * Translation of Chinese documents * Feasibility study and requirements analysis of China Hypermarket infrastructure * Documenting and devising procedures and processes of the Department * Implemented Exchange Mail migration from Australia to Singapore. * Implemented Fedora 8 and postfix as mail relay server using SPAMassassin as SPAM filter

* Appointed as Release Signatory & Independent Checker * Both ES Operator & In-Charge for Rectification Department * F5 Fighter Jets Engine O&I level Senior Technician * Qualified LPR & Borescope Operator * Appointed as Equipment Tower, Rigger & Signalmen

* Project Manger * Commercial related projects * Singapore Power Command Center upgrade * Defense related Projects * requiring CAT 1 clearance * Devise Proof of Concept to customer * Engineer * ICIT deployment for Defense Project * Tender preparation and clarification for defense project