Microsoft has a program dedicated to making hiring efficient techs a little easier. It's called the Microsoft Certified Systems Engineer program, or MCSE. This certification program consists of a set of seven exams, covering the following areas.
Four exams cover core networking requirements; these are similar exams to the ones that existed when the program started in the mid 90s, but are updated to the latest technology. These exams are Managing and Maintaining a Windows Server 2003 Environment (Exam 70-290), Implementing, Managing, and Maintaining a Windows Server 2003 Network Infrastructure (Exam 70-291), Planning and Maintaining a Windows Server 2003 Network Infrastructure (Exam 70-293), and Planning, Implementing, and Maintaining a Windows Server 2003 Active Directory Infrastructure (Exam 294). which involves mcse security too.