Callum Macdonald is a Director of Business Development at Mercury Systems. He possess expertise in start ups, business development, strategy, leadership, product management and 13 more skills. Colleagues describe him as "I worked directly for Callum for almost 5 years. He knows the sales process extremely well, has a great memory, and is a key corporate asset. He is very organized and manages a large number of people very effectively. Callum is one of the better VP's of Sales you will ever find. He watches the bottom line and knows when to back away from a deal that is not right for the company. Something most salespeople have trouble doing. Everyone respects his opinion very highly."