Social Media, Google Sites/Forms, Admin

We are a new company looking for someone who can enhance our Google Sites web page, set up up on Linked in & all Social media & create content when advised, create database of our members and generate invite emails when needed. Great if can also send email reply to interested members & other partners, book our calendars for meetings, etc. Required for 1-3 months & maybe extended. Estimate 4 hrs/ week.