Lieutenant Pierson was a Starfleet engineer serving aboard the USS Enterprise-D in 2369.

Pierson worked in the systems monitor room, and was heard paging Lieutenant Commander Geordi La Forge while the Enterprise-D was in orbit of Tyrus VIIa. (TNG: "The Quality of Life")

This character appeared as an off-screen voiceover.
Pierson was voiced by an unknown actor.
Judging from the area Pierson was assigned, this may indicate that he was, more specifically, a systems engineer.
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