Check out the ISC2 website (www.isc2.org). ISC2 is the keeper of the CISSP certification. They also offer training courses related to the certification.
Especially check out the requirements for the certification. They specifically call for the following experience:
"Have a minimum 4 years of direct full-time security professional work experience in one or more of the ten test domains of the information systems security Common Body of Knowledge (CBK) or three years of direct full-time security professional work experience in one or more of the ten test domains of the information systems security Common Body of Knowledge (CBK) with a college degree or equivalent life experience. Valid experience includes information systems security-related work performed as a practitioner, auditor, consultant, vendor, investigator or instructor, or that which requires IS security knowledge and involves direct application of that knowledge."
The CISSP certificatons well regarded because youare required to have the experience to backup the cert.