What is the fine-grained topic of the following text: Since joining the company in 2011, Renny Joy, IT Development Manager & Architect at Federal-Mogul Motorparts, has been promoted twice, in part due to his role in choreographing a change from the “Waterfall Model” for IT projects to the “Agile Model.” Steady promotions aren’t earned by being ordinary, and Joy is anything but. Only return the topic.
Renny Joy's career progression and role in transitioning to Agile Model at Federal-Mogul Motorparts