Attaché
An attaché was an individual assigned to the staff of an institution or a higher placed individual. A strategic attaché was a specialized type of this.

T'Pol belonged to the Vulcan diplomatic staff at San Francisco on Earth, where she served as a scientific attache. She served as attache until 2151 when she was assigned to the Enterprise, NX-01 as a science officer. ()

As a junior officer, Lisa Cusak was assigned to the Federation embassy on Andor as an attaché. ()

After Starfleet took control of Deep Space 9 in 2369, Major Kira Nerys was assigned to the station as attaché and first officer by the Bajoran Provisional Government. ()

In 2370, Calvin Hudson was Starfleet's attaché to the Federation colonies in the new Demilitarized Zone. ()

In 2375, Lieutenant Curtis was the attaché to Vice Admiral Dougherty. ()

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Occupations