people wearing clean room attire work on the spacecraft's electrical system
Source: APL/Ed Whitman
Published: August 3, 2021

The bake-out fixture is modified in preparation for the transfer and installation of the harness onto the propulsion module structure. The harness is the cabling that connects all of the electronics for the overall electrical spacecraft system.

Pictured Left to Right: Steve Wenrich, Spencer Brock, Carlisa Drew, and John Stinchcomb.