One possibility is for him to take a job at one of his clients, running the procurement process for HP products and services (more generally, the business lines

One possibility is for him to take a job at one of his clients, running the procurement process for HP products and services (more generally, the business lines he supports). He probably knows a lot about the cost structures for HP and competitor offerings and can help the client not only drive the hardest bargain and play competitors off each other, but also minimize spend (inhousing less complicated services, etc.)