Digital Signage Content Creation (Animal, Veterinary)

We are looking for a designer to continue on a contract basis to provide 30-60 second motion graphic content for our digital signage network in Veterinary clinics. As well as the above we require some templates to be created that our clients can easily modify with there details (open close time, staff profiles) Thirdly for educational content slides - A Keynote file will be provided with a rough layout including the logo, copy and images. Designer provided templates would be preferred, but not necessary. Designer would need to put together the ad with colors, graphics and motion in a .avi file to be emailed or uploaded to a FTP Client. Fast turnaround is required, preferably 24-48 hours. Must see a portfolio of previous work. This is ongoing contract work. Other presentations may be needed for in-house digital signage such as digital menus, static ads, etc.