NonClinicalJobs Job Board. This could be a good way to get started. Eventually, you may find yourself pursuing a Medical Director of Informatics or a Chief Medical Information Officer (CMIO) position.
Right now, organizations are hiring a variety of clinicians (physicians, pharmacists, nurses, and other health care professionals) to focus on building up their health IT capabilities. If you have a strong interest in health informatics, make sure to browse the consulting jobs found on the NonClinicalJobs Job Board.