Senior IT Manager - Amarin Ratchaprasong Co., Ltd.
(2020-11)
Lead enterprise IT operations supporting 400+ users across ERP, CRM, POS, and infrastructure systems.
- Manage and develop a team of 3 IT professionals, driving performance, capability growth, and service quality.
- Oversee annual IT budget of approximately 5 million THB, ensuring cost efficiency, vendor performance, and ROI-driven investments.
- Successfully led Oracle ERP upgrade (R12.1.2 → R12.2.12), improving system stability, security compliance, and long-term scalability.
- Govern full ERP ecosystem supporting 50+ key users across Financials, Purchasing, Inventory, and Project Costing.
- Drive enterprise system integration (Salesforce CRM, POS, Rental Management System), improving process automation and data accuracy.
- Ensure high availability and reliability of IT infrastructure (network, security, end-user systems) to support business continuity.
- Manage external vendors and partners, ensuring SLA compliance, service quality, and cost control.
- Collaborate with business leaders to deliver IT solutions that enhance operational efficiency and decision-making.
MIS Manager - Sammitr Motors Manufacturing Public Company Limited
(2013-11 - 2020-10)
Led enterprise ERP transformation and business process reengineering aligned with Oracle EBS.
- Managed large-scale ERP implementation and upgrade projects in collaboration with global vendors.
- Led Oracle ERP upgrade (R11i → R12) in collaboration with consulting partners.
- Delivered Oracle ERP R12 implementation across multiple modules including Financials, Procurement, Inventory, and Manufacturing.
- Implemented Oracle Sales Cloud and CPQ Cloud to enhance sales processes and customer engagement.
- Acted as key interface between business and IT, aligning system capabilities with operational needs.
- Improved process efficiency through system integration and automation initiatives.
- Manage external vendors and partners, ensuring SLA compliance, service quality, and cost control.
- Collaborate with business leaders to deliver IT solutions that enhance operational efficiency and decision-making.
- Manage and develop a team of 5 IT professionals, driving performance, capability growth, and service quality.
Oracle Applications System Engineer - Siam Makro Public Company Limited
(2008-09 - 2013-10)
Supported and enhanced Oracle ERP systems across Finance and Procurement modules.
- Led Oracle ERP upgrade (R11i → R12) in collaboration with consulting partners.
- Coordinated cross-functional teams (DBA, infrastructure, business users) for system enhancements.
- Delivered system integrations and customizations to improve operational workflows.
- Manage Projects and work closely with IT Consult (Stream I.T. Consulting) to implement IBM On Demand System.
- Works closely with IT Consult (G-ABLE Consulting) to develop program (Developer Form/Report 6i) for interface to Oracle Applications.
Assistant IT Manager - Nan Yang Textile Group Co., Ltd.
(2007-01 - 2008-08)
Supported IT strategy execution and daily IT operations.
- Managed development team and application delivery.
- Delivered IT solutions aligned with business requirements.
- Manage and develop a team of Applications developers (Developer Form/Report 6i) and System analyst, driving performance, capability growth, and service quality.
System Analyst - KRS Logistics Co., Ltd. (Saha Pathanapibul Group)
(2005-01 - 2006-12)
Managed IT operations and infrastructure services.
- Defined and implemented IT service levels (SLA) with management.
- Led requirement analysis and system implementation projects.
- Oversee the planning, designing, and implementing of new systems or changes in existing data processing systems to support management control and decision.
- Analysis / Business Requirements Mapping and Business Solutions on Oracle ERP Release 11i.
Programmer Analyst - Champ Ace Co., Ltd. (Saha Pathanapibul Group)
(2001-10 - 2004-12)
Developed and customized Oracle ERP R11i applications (Forms/Reports).
- Delivered modules across Inventory, Finance, and Manufacturing systems.
- Works closely with IT Consult to implement and Develop (Oracle Developer Form/Report 6i) for example Raw Material system, Purchasing System, Manufacturing System, Inventory System, etc.
