Section 11.542 - [Effective 1/17/2025] Endorsement as Chief Engineer-MODU(a) To qualify for an endorsement as Chief Engineer-MODU an applicant must- (1) Present evidence of one of the following: (i) Six years of employment assigned to MODUs, including 3 years of employment as Mechanic, Motorman, Subsea Engineer, Electrician, Barge Engineer, Toolpusher, Unit Superintendent, Crane Operator, or equivalent. Eighteen months of that employment must have been assigned to self-propelled or propulsion assisted units.(ii) Two years of employment assigned to MODUs as an Assistant Engineer-MODU. Twelve months of that employment must have been assigned to self-propelled or propulsion assisted units; and(2) Present evidence of completion of a firefighting training course as required by § 11.201(h) .(b) If an applicant successfully completes an examination and possesses the total required sea service for an endorsement as Chief Engineer-MODU, but does not possess the required sea service onboard self-propelled or propulsion assisted units, the Coast Guard may issue the applicant an endorsement limited to non-self-propelled units. The Coast Guard may remove the limitation upon presentation of satisfactory evidence of the required self-propelled sea service and completion of any additional required examination.(c) A person holding this endorsement may qualify for an STCW endorsement, according to §§ 11.325 , 11.327 , and 11.331 of this part.