Wee Long Tan
Summary
Dynamic senior cross-functional leader with over 13 years of experience in Supply Chain, Product Management, Business Analysis, and Global ERP Transformation at ExxonMobil. Proven track record of consistently achieving top performance rankings, including Outstanding with Distinction, while delivering multi-million-dollar business value. Expertise in analytical thinking, structured problem-solving, and fostering collaboration across global teams to influence outcomes without direct authority. Adept at leading teams to maximize margins and growth, optimize operations, and spearhead digital transformation initiatives across complex value chains.
Overview
14
14
years of professional experience
1
1
Certification
Work History
Warehousing Value Chain Advisor (Global ERP Transformation)
ExxonMobil
06.2024 - Current
- Advise and troubleshoot end-to-end cross-functional global SAP S/4HANA design from a warehousing perspective, streamlining warehousing processes across multiple value chains to unify operations and enable scale efficiencies.
- Simplify and standardize warehousing workflows across Chemicals and Lubricants businesses, spanning both ExxonMobil-operated sites and over 100 third-party logistics providers.
- Partner with external consultants, global process owners, and technical SMEs to translate complex business requirements into pragmatic, future-ready system designs.
- Lead change management and readiness efforts with the Base Organization to ensure seamless adoption of new digital workflows.
- Recognized for clarity of thought, structured communication, and ability to influence diverse global stakeholders (rated Excellent, 2025).
Head of Market Development, Industrial Packaging (Southeast Asia)
ExxonMobil
06.2022 - 05.2024
- Led a regional technical-commercial team identifying and enabling growth opportunities for high-performance polyethylene in FMCG, logistics, and agricultural segments.
- Increased differentiated product market share from 46% to 49%, strengthening portfolio profitability.
- Expanded customer project pipeline by over 100% (127 → 246) through structured market engagement, improved marketing assets, and cross-functional alignment.
- Championed downgauged stretch/shrink film innovations, achieving first-in-region commercializations and lowering customer packaging costs.
- Built strong value-chain partnerships with OEMs, converters, and FMCG brand owners to increase market credibility.
- Highly regarded for team leadership, communication structure, and elevating functional clarity (Excellent, 2023; Very Good, 2024).
Asia Pacific Polyethylene Product Management Lead
ExxonMobil
12.2019 - 05.2022
- Converted global polyethylene supply into AP-region supply and pricing strategies and product portfolio plans, influencing regional sales, supply chain, and manufacturing teams.
- Delivered $6.2M margin uplift through targeted product revenue management, optimized supply allocations, and improved regional deployment.
- Enabled +450kT PE volume growth in Asia through GCGV (North America) plant expansion startup and optimized AP market placement.
- Protected $151M annual India business via duty-advantaged positioning and regulatory advocacy.
- Generated $8M/year in cost efficiencies through logistics, packaging, and supply-chain improvements.
- Introduced QR-coded packaging to enhance traceability and customer experience.
- Received Outstanding (2020, 2021) and Outstanding with Distinction (2022).
Butyl & Adhesions Plant Startup Production Scheduler
ExxonMobil
01.2016 - 11.2019
- Led end-to-end raw material readiness for startup of two new chemical plants, including supplier qualification, safety stock modelling, DG handling workflows, and warehouse process design.
- Developed and refined global production scheduling rules through collaboration with planning teams across the US, Europe, and Asia, enabling alignment with business priorities.
- Oversaw first-batch DG raw material receipts and resolved cross-functional logistics issues; established third-party logistics contracts and warehouse operating procedures.
- Improved planning models using real-operations learnings—reducing cost-to-produce and strengthening supply reliability.
- Awarded Supply Chain Global Excellence Award, Responsible Care Award, and SBA Startup Individual Recognition.
- Consistently ranked in the Top Third.
Asia Pacific Polyolefins Regional Business Analyst
ExxonMobil
01.2014 - 01.2016
- Analyzed full-region PE/PP P&L performance, identifying market and operational drivers behind earnings swings.
- Consolidated AP corporate plans across Marketing, Manufacturing, and Global Planning; strengthened Singapore Site Profitability modelling.
- Initiated inter-affiliate process improvements that reduced cost-to-serve and optimized working capital.
- Designed financial models leveraging duty-efficient trading entities to maximize regional profitability.
- Developed modelling frameworks enabling new global ventures to integrate smoothly with AP operations.
Supply Chain Operations Improvement Coordinator
ExxonMobil
01.2012 - 01.2014
- Led warehouse optimization projects that improved storage utilization, warehouse capacity, and inventory visibility across AP.
- Developed standardized warehouse operating procedures that strengthened regional service levels.
- Supported establishment of new warehouse infrastructure for pre-marketing of next-generation polymer grades.
Education
B.Eng. (Hons) - Chemical & Biomolecular Engineering, First Class Honours
Nanyang Technological University (NTU)
SingaporeSkills
- Advanced Excel Data Modelling
- SAP ECC & SAP S/4HANA ERP Process Design Supply Chain Systems
- Power BI (Intermediate)
- Analytical thinking Strategic planning
- Critical thinking Problem solving
- Written communication
- Training and mentoring
Certification
Real Estate Salesperson (RES) License, Singapore
Timeline
Warehousing Value Chain Advisor (Global ERP Transformation)
ExxonMobil
06.2024 - Current
Head of Market Development, Industrial Packaging (Southeast Asia)
ExxonMobil
06.2022 - 05.2024
Asia Pacific Polyethylene Product Management Lead
ExxonMobil
12.2019 - 05.2022
Butyl & Adhesions Plant Startup Production Scheduler
ExxonMobil
01.2016 - 11.2019
Asia Pacific Polyolefins Regional Business Analyst
ExxonMobil
01.2014 - 01.2016
Supply Chain Operations Improvement Coordinator
ExxonMobil
01.2012 - 01.2014
B.Eng. (Hons) - Chemical & Biomolecular Engineering, First Class Honours
Nanyang Technological University (NTU)
AWARDS & ACHIEVEMENTS
Outstanding with Distinction (2022), Outstanding (2020, 2021), Excellent (2023, 2025), Supply Chain Global Excellence Award, Responsible Care Award, Singapore Butyl & Adhesions Plant Startup Individual Recognition
Work Availability
monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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ADDITIONAL INFORMATION
- Experience collaborating with global teams across US, Europe, and APAC
- Open to roles with moderate travel (several trips per year)
- Passionate about mentoring and developing younger professionals
Languages
English
Bilingual or Proficient (C2)
Chinese (Mandarin)
Upper intermediate (B2)
Software
SAP S/4 HANA
Microsoft Excel
Microsoft Powerpoint
Power BI