GRSi has launched a joint venture with professional services company DeltaStrac as part of the mentor-protege program under the Small Business Administration.

Ricky Garris, an experienced engineer who has supported clients at various government agencies and private companies, has joined GRSi to serve as vice president of strategic growth responsible for supporting its defense and intelligence offerings. He will help the company expand its portfolio of services for civilian, defense and intelligence customers in his new role, GRSi said Monday.

Billy Burnett, who leads Naval Information Warfare Systems Command contracting at GRSi, has been promoted to expand his coverage as the company's vice president of defense programs and general manager of NIWC Operations.