The program also builds morale and takes employees "out of their comfort zone, " adds Ms. Scherrer.

WSJ: Co-Workers Get a Chance to Change Places

The program pairs employees with similar job duties so they can ramp up quickly, says Eliza Scherrer, U.S. global mobility leader for PwC.

WSJ: Co-Workers Get a Chance to Change Places

"I probably won't get another wildcard and that's fair enough - I've had many chances, " said Bogdanovic, who partnered James Ward to victory over David Martin and Jean-Claude Scherrer in round one of the men's doubles.

BBC: Bogdanovic faces wildcard threat