We have two in-house admins, including myself. I am not certified, but have self-taught myself the back-end of Salesforce.com over the years of use. I would recommend that admins require the Salesforce.com Admin Certification.
Starting Price: $25
|Essentials||$25.00||Per User/Per Month|
|Professional||$75.00||Per User/Per Month|
|Enterprise||$150.00||Per User/Per Month|
|Unlimited||$300.00||Per user/Per month|