om是运作经理这个职位的简称。om的全称为“Operations Manager”。生活中还有许多职位简称，如GM(General Manager)指总经理、FVP(First Vice President)指第一副总裁、CEO(Chief Executive Officer)指首席执行官、COO(Chief Operations Officer)指首席运营官、CFO(Chief Financial Officer)指首席财务官、CIO(Chief Information Officer)指首席信息官、MD(Marketing Director)指市场总监。