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RX — Research Support Professionals

University Professional and Technical Employees (UPTE)

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The Research Support Professionals Unit (RX) is a systemwide bargaining unit of non-supervisory research support professionals who provide highly specialized and complex scientific support for researchers throughout the UC system and the Lawrence Berkeley National Laboratory (LBNL). The unit is represented by the University Professional and Technical Employees union (UPTE). Currently, the unit includes approximately 5,769* employees.

An approximate breakdown of the number of Research Support Professionals at each location is as follows:

LocationHeadcount
ANR70
Berkeley278
Davis824
Davis Medical Center8
Irvine 294
Irvine Medical Center1
LBNL110
Los Angeles 1,321
Los Angeles Medical Center2
Merced8
Office of the President0
Riverside67
San Diego1,267
San Diego Medical Center1
San Francisco 1,393
San Francisco Medical Center0
Santa Barbara83
Santa Cruz42
Total5,769
*Systemwide Labor Relations census, October 2025