A SIM card sales job typically involves promoting and selling SIM cards and related telecom products to customers, meeting sales targets or quotas, and providing customer service. Key responsibilities include communicating with customers to understand their needs, explaining product features and benefits, coordinating with sales teams and managers, and ensuring sales growth. The role may also require maintaining knowledge of product updates, handling sales transactions, and sometimes working in field sales or retail environments. Strong communication skills, confidence, and customer relationship-building abilities are commonly expected.