This position paper introduces and coins the term socioergonomics, considered as a sociological, ontological, and methodological support to human systems integration (HSI). It describes the evolution of ergonomics from early physiological to psychological to contemporary social sciences approaches supporting Industry 4.0 sociotechnical systems engineering. It presents a Technology Readiness Levels (TRLs) extension to Organizational Readiness Levels (ORLs) and a departure toward a socioergonomics approach that includes systemic properties such as flexibility, separability, and emergent social facts.