Marketing/Vendor Management Executive at Seoul Metal Vietnam (100-499 employees), Yen Phong Industrial Zone, Bac Ninh. Salary: 15-20 million VND/month. Key Responsibilities: Build and maintain strategic vendor relationships; research and evaluate advertising agencies and marketing service providers; negotiate contracts and pricing; monitor vendor performance against KPIs; coordinate with development and sales teams; conduct periodic performance reviews; maintain vendor database; track market trends. Requirements: Bachelor's degree in Marketing or Business Administration; fluent Korean (TOPIK 4); 1+ year marketing experience; strong communication and negotiation skills; MS Office and Google Suite proficiency; marketing analytics tools experience preferred. Benefits: Full statutory insurance, annual leave, team building and company trips, professional training, competitive salary. Monday-Friday, 8:00 AM-6:00 PM.