Nanny Needed For My Children - Full-time / Part-time

We are looking for a great nanny for 2 children in Walnut Creek. We would prefer someone who could help out with light housekeeping. We would prefer a nanny who has their own car, who does not smoke and who is CPR certified. Our son is 5 and will be starting kindergarten. Our daughter is 11 months. Husband travels for work. Wife is a stay-at-home mom. Mostly need a nanny/mothers helper and the occasional date night. Schedule is flexible.