The director of the department shall appoint the bureau chief of the community colleges and post-secondary readiness bureau, and the bureau chief shall direct the work of personnel as necessary to carry out this part . [C24, 27, 31, 35, 39, § 3839; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §258.3 ] 85 Acts, ch 212, §21 ; 86 Acts, ch 1245, §1425 ; 2023 Acts, ch 19, §2526, 2535 C2024, §256.128