Western family looking for helper - full time

We are a Western family looking a full time, live in helper.

We have 3 sons ages 8, 11, 14.

Basic responsiblities would include:

1. housekeeping  - sweeping, dishwashing, cleaning floors and windows, laundry in the machine and hang dry
2. childcare - preparing meals for the children including school lunches, supervising their overall welfare independently, taking them to play dates unaccompanied
3. cooking - preparing simple western meals such as pasta and tomato sauce, chicken and vegetable casserole, baked fish, quesadillas, etc. 
4. buying groceries and knowing which grocery items need to be replenished - food, toilet paper, cleaners, etc.

Work schedule will be 6 days per week, Sunday through Saturday full time. Fridays are off.

Must be able to work fully independently and responsibly without the supervision of the parents. 

We have a separate helper room with a bed and bathroom for her own use. 

Start date would be in late September, but prefer to have a phone interview as soon as possible. 

Must have good spoken English. Prefer previous experience as a childcare provider in Saudi Arabia or the Middle East region. Prefer basic Arabic skills. Prefer Christian or Catholic faith background.

Please list your monthly salary requirements with your application. Thank you.