Complete your employee's annual evaluations in the system. Performance Management Forms.The County of Riverside seeks to fill an Administrative Services Assistant position for the Riverside County Sheriff's Office. This job requires a high level of accuracy in the performance of job duties. People who are drawn to the CUNY Office Assistant job typically value:. Through this handbook, employees are given an opportunity to gain insight about County services and County employment, including the County of. The Employee Handbook is intended to educate new employees and serve as a resource for current employees. UC Riverside is the top university in the United States for social mobility. You could also set a goal to help write job descriptions and screen candidates during the hiring process.