Using a job-based methodology, this paper studies structural shifts in employment in the South Korean labor market from …-2009, 2009-2019, and 2019-2021. The patterns of change in the employment structure between 2000-2009 and 2009-2019 varies greatly …. Employment in higher-paid jobs increased between 2000 and 2009. Employment polarization, on the other hand, emerged between 2009 …