Admin Manager

I need an accomplished admin manager that is comfortable:

Following verbal and written instructions
Documenting in english their given tasks
Able to reply to emails using good English
Able to accept and make calls (using Google Hangouts, Zoiper, WhatsApp)
Proficient in Google Applications (mail, calendar, drive)
Proficient in using Drop Box.
Able to create rotas for other team members
Great attention to detail
Great communicator
Able to manage a team of people