“…The key role of leadership skills in project management, emphasized by other authors, is in particular characterized as: 1/ intellectual competences (critical analysis and inference, vision and imagination, strategic perspective) and 2/ managerial competences (resource management, communication skills, empowering, employee development, self-awareness, emotional resilience, intuitiveness, interpersonal sensitivity, the ability to exert influence, motivation, conscientiousness) (Muller and Turner, 2010;Dulewicz and Higgs, 2005). At this point, it is worth noting that the success of the transition is determined by the proper (correct and timed) acquisition of knowledge and skills about the given processes, with the main repository being people who return and take over these processes; therefore, the key competency of a manager is leadership, but aimed at adjusting employees to work, team and organization (Wojtczuk-Turek, 2018;Balcerzyk and Balcerzyk, 2014), especially at the stage of team building, which will constitute the core of the SSC.…”