Babysitter Needed - Full-time / Part-time

Looking for a great nanny for 1 child in Houston. Would prefer a nanny male or female who is at least 25 years old or older has their own car, who does not smoke and who is CPR certified that can work as needed and provided on call care for times when I need to go to the gym, doctor appointments, run errands and for short 2 to 3 hour work and networking events.