Sales and marketing executives research and develop marketing and sales strategies for a company. Their job is to drive sales by designing and implementing targeted marketing strategies. Sales and marketing executives are also responsible for maintaining customer relationships, tracking sales data, and creating performance reports.Sales and marketing executives research and develop marketing and sales strategies for a company. Their job is to drive sales by designing and implementing targeted marketing strategies. Sales and marketing executives are also responsible for maintaining customer relationships, tracking sales data, and creating performance reports.