"To have two of the best coordinators in the industry back for their third consecutive seasons is a critical piece for our team’s growth and our opportunity for success next season," said head coach Clay Helton in a statement.
It was reported in January that Martin would be staying with the program after interest from the Oakland Raiders.
Martin has been the Trojans' OC since being promoted in December 2015, while Pendergast has been in his role for the past two seasons.
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