John Hellige

John Hellige is an experienced IT professional currently serving as a Senior System Administrator - Mobility at Edward Jones since September 2022. With over two decades of experience, John previously held the role of Infrastructure Engineer at Mallinckrodt Pharmaceuticals from September 1999 to May 2022, where responsibilities included managing MobileIron Core & Sentry appliances, architecting infrastructure for divested divisions, and overseeing technical support for C-Level executives. Additional roles at Mallinckrodt involved leading Help Desk operations, managing application deployments, and facilitating global migration efforts. John’s career began in technical support consulting and systems administration, and educational credentials include studies at Illinois State University and Southern Illinois University Edwardsville.