As a condition of employment all applicants: 1) When assigned to Detention Health Services must possess and maintain a security clearance approved and issued by the Sheriff's Department; 2) When assigned to the Perioperative unit must be available to provide off shift coverage.. Certification: Valid Basic Life Support (BLS) certification issued by the American Heart Association or CPR certification issued by the American Red Cross (Healthcare Provider).. Hematology/Oncology clinics and Infusion Center require within six month of hire to be in possession of a valid chemotherapy provider card certification issued by the (ONS) Oncology Nursing Society, annual education related to oncology and demonstrated competency.. After you receive a conditional job offer, you will be fingerprinted, and your fingerprints will be sent to the California Department of Justice (DOJ) and the Federal Bureau of Investigation (FBI).. Employment with the County requires the affirmation of a loyalty oath to this effect.