Qualification is one of the most important skills to hone in sales. Are you wasting time with a tire kicker? Someone without actual purchasing authority. Wants to buy but doesn't have budget this fiscal year. Do you know the customer's fiscal year? Do you know the purchasing process at the client? I have seen many deals fouled by procurement and legal even though the buyer is ready to go.
Find a smaller enterprise system integrator in the field you're familiar with. Titles such as Sales Engineer, SE, Solutions Architect. Usually the compensation plan is a 70/30 or 65/35 split between base and commission. Once you cut your teeth and are building out your professional network, then looks for an ISV to be on direct sales...