>What would be a commonly used job title where the following major requirements would be in effect, among other related tasks:
>
>Installation and update of servers (OS, SQL Server, FTP, IIS, SSL), licensing, testing
>Software development, support and testing
>Participation at the evaluation of business IT requirements, fonctionnal and technical
>Support of legacy apps
>Analysis of new hardware technology to propose and assist in the purchase selection
>SQL Server optimization at benchmark test results

Software Engineer (this can be as broad as your requirements are).

SQL Server DBA doesn't work if you want this person to also write code.

May be Business Analyst?