There are 6 engineering positions available in Mission Control. Each position is staffed by two engineers.
Maintain communication with Earth Communications Engineer
Monitor the Rover's performance and stay within safety parameters Thermal Engineer
Select sites for investigation (as nominated by Science team) and safely drive the Rover Navigation Engineer
Deploy Robotic Arm and instruments (as nominated by Science team) Robotics Engineer
Manage the Rover's energy budget Power Engineer
The Chief Engineer will take overall responsibility for the team, spot problems, assist as necessary and troubleshoot.