What kind of database maintenance operations you should be doing when you are DBA? You should have better understanding on the terms in managing the Database platform at your end, without proper information it is very hard to say you are managing your platform effectively. Think about DBCC checks, backups...
Common question and ranting about Database maintenance plans in the forums, in this case I always suggest to use another job using TSQL to drop those older backup files. Andrew Kelly, SQL MVP has contributed an excellent script sample that should get you started in the right direction. You basically...