Social media manager - facebook account and Mailchimp email engagement!

I need probably a long term freelancer to work on social media engagement for a shipping website "[login to view URL]" . I would want you for managing facebook and mailchimp accounts for sending out timely fb posts and email newsletters to engage audience. Website is aimed for educational purposes but the media marketing may involve funny stuff or professional quotes or something you may suggest. This task will involve content writing , generation all shipping marine field related. Any shipping related background, or marine field preferred.