Building First-Line Leadership in Contract Research Organizations: Senior Leaders’ Perspectives on Critical Transition Competencies

Transitioning from Individual Contributor (IC) to First-Line Manager (FLM) is a pivotal career shift in Contract Research Organizations (CROs), where technical excellence alone does not guarantee leadership effectiveness. In the high-stakes, highly regulated clinical research environment, failure to navigate this transition leads to significant organizational costs and risks to trial integrity. This study examines the behavioral and strategic competencies senior leaders regard as critical for successful FLM transitions and for sustaining performance in clinical research. Utilizing reflexive thematic analysis, the study draws on semi-structured interviews with 10 senior leaders across diverse CRO functions to identify patterned meanings in the accounts of effective versus struggling new managers. Six interlocking themes emerged: (1) Emotional Intelligence and Self-Management, (2) Team Building and People Management, (3) Communication and Interpersonal Skills, (4) Leadership and Strategic Skills, (5) Coaching, Mentoring, and Support Systems, and (6) Technical and Analytical Skills. Across these domains, behavioural and strategic capabilities were viewed as decisive differentiators, with technical expertise necessary but insufficient for success. The findings position the IC‑to‑FLM transition as a fundamental identity shift toward relational and strategic leadership. The study offers implications for leadership theory in high‑risk knowledge‑intensive settings and provides actionable guidance for CROs, including strengthening promotion criteria, designing structured onboarding and mentoring, and integrating behavioural assessments into talent identification to reinforce the leadership pipeline.