Kaiser Permanente partners with Rose International to offer qualified business and IT professionals a variety of challenging and rewarding contract positions. ©United Nurses Associations of California/Union of Health Care Professionals, NUHHCE, AFSCME, AFL-CIO. Kaiser operates the largest hospital system in the state, by number of hospitals and number of hospital beds, and is the eighth largest health system in the country. Commute. [CDATA[// >