(i) Three years of employment assigned to MODUs including 18 months of employment as mechanic, motorman, subsea engineer, electrician, barge engineer, toolpusher, unit superintendent, crane operator, or equivalent. Nine months of that employment must have been assigned to self-propelled or propulsion assisted unit.

(ii) Three years of employment in the machinist trade engaged in the construction or repair of diesel engines and 1 year of employment assigned to MODUs in the capacity of mechanic, motorman, oiler, or equivalent. Nine months of that employment must have been assigned to self-propelled or propulsion assisted units.

(iii) A degree from a program in marine, mechanical, or electrical engineering technology that is accredited by the Accreditation Board for Engineering and Technology (ABET). The National Maritime Center will give consideration to accepting education credentials from programs having other than ABET accreditation. An applicant qualifying through a degree program must also have at least 6 months of employment in any of the capacities listed in paragraph (a)(1)(i) of this section aboard self-propelled or propulsion-assisted units; and