Researches and analyzes customer accounts for possible cases of fraud and to prevent future fraud. Identifies valid or fraudulent transactions. Identifies areas that need increased security procedures or software to protect customer accounts. Researches and reports on advanced security options. May require a bachelor's degree in area of specialty and 0-2 years of experience in the field or in a related area. Has knowledge of commonly-used concepts, practices, and procedures within a particular field. Relies on instructions and pre-established guidelines to perform the functions of the job. Works under immediate supervision. Typically reports to a supervisor or manager.