Prepares source data for computer entry by compiling and sorting information; establishing entry priorities. Processes customer and account source documents by reviewing data for deficiencies; resolving discrepancies by using standard procedures or returning incomplete documents to the team leader for resolution. Enters customer and account data by inputting alphabetic and numeric information on keyboard or optical scanner according to screen format. Tests customer and account system changes and upgrades by inputting new data; reviewing output. Secures information by completing data base backups. Contributes to team effort by accomplishing related results as needed.