Complex sentence: The mechanical engineering department is chaired by Professor Bijan Sepahpour, the electrical and computer engineering departments are chaired by Dr. Orlando Hernandez, and the civil engineering department is chaired by Dr. Nabil Al-Omaishi.
Split into simpler sentences: The mechanical engineering department is chaired by Professor Bijan Sepahpour. The electrical and computer engineering departments are chaired by Dr. Orlando Hernandez, the civil engineering department is chaired by Dr. Nabil Al-Omaishi.