Under general supervision of the Collection System Manager, performs and directs the work of Collection System Workers in the operation, maintenance, repairs, and inspection of the sewer collection system. The applicant should be able to successfully perform the full duties and meet the qualifications in this position's job description.  Examples of duties: inspect sewer collection lines for stoppages or damage; assist crews in the performance of sewer repair and cleaning activities; assist in training Collection System Workers; test and monitor manholes for dangerous gases and use proper safety precautions when entering underground areas; dig up and repair damaged sections of pipes; cut, install, thread and assemble new pipe; operate a variety of equip