Senior Marketing Solution Support - Lineman Wongnai

LINE MAN Wongnai is Thailand's leading on-demand delivery and lifestyle e-commerce platform. We are seeking a Senior Marketing Solution Support to drive the end-to-end success of brand partners. This client-facing role requires close collaboration with Sales, Marketing, and internal Business Development teams to optimize media investments and achieve measurable GMV growth. You will manage the full lifecycle of client relationships, from initial onboarding to ongoing account growth and strategic optimization.

The role focuses on delivering high-impact campaign operations and data-driven insights. You will coordinate complex campaign executions involving SKU availability and creative assets while managing media inventory placement. Your analytical capabilities will be crucial for analyzing full-funnel performance across media spend, coupons, and GMV. You will present actionable insights to brand partners through monthly deep-dive reports and design test campaigns to demonstrate ROI.

• Lead the onboarding process for new brand partners and align on strategic objectives
• Act as the primary point of contact for operational needs and day-to-day account management
• Coordinate SKU availability and finalize campaign creative assets with internal stakeholders
• Manage media inventory placement and execution for retail partners
• Analyze full-funnel performance data including media spend, coupons, and GMV
• Deliver monthly deep-dive reports and present actionable insights to brand partners
• Partner with Sales and Marketing to identify upsell opportunities for high-performing brands
• Design media test campaigns for emerging accounts to demonstrate ROI

• 2 to 4 years of experience in Key Account Management, E-commerce, Quick Commerce, Retail Media, or Performance Marketing
• Strong client-facing and presentation skills with the ability to deliver data-backed recommendations
• Analytical mindset with the ability to translate media and sales metrics into strategic insights
• Highly organized with strong multi-stakeholder management skills
• Proficiency in Google Sheets, Excel, and presentation tools
• Fluent in Thai with professional English proficiency

• Background in Quick Commerce, FMCG, or Modern Trade industries
• Familiarity with retail media mechanics
• Experience optimizing reporting processes or standard operating procedures (SOPs)