Operational level means the level of responsibility associated with -
(1) Serving as officer in charge of a navigational or engineering watch, or as designated duty engineer for periodically unmanned machinery spaces, or as radio operator onboard a seagoing ship; and
(2) Maintaining direct control over the performance of all functions within the designated area of responsibility in accordance with proper procedures and under the direction of an individual serving in the management level for that area of responsibility.
46 CFR § 10.107
With respect to part 16 of this subchapter only, if the definitions in paragraph (b) of this section differ from those set forth in 16.105, the definition set forth in 16.105 applies.