In article theoretically and empirically testify that job insecurity plays an important role in professional development of the personnel, making destructive impact on workers, shoving in dynamic of burnout. Measuring instruments: «Oldenburg Burnout Inventory» (E. Demerouti et al., version in Russian language A. Smirnova, 2015), «the Utrecht Work Engagement Scale» (W. Schaufeli, A. Bakker, 2003); «the Job Insecurity Scale» (De Witte 2000, 2012, version in Russian language A. Smirnova, 2015), «Job Insecurity Scale» (J.