A Ph.D. thesis was discussed in the College of Administration and Economics, University of Karbala on the role of production process engineering in improving productivity through the interactive impact of competitive strategies by the postgraduate student, Mr. Muhammad Turki Abd Al-Abbas. The thesis reviewed one of the most important contemporary cognitive transformations (production process engineering) in modern management thought to form an intellectual framework expressed as (the role of production process engineering in improving productivity via the interactive impact of competitive strategies). The thesis aimed at improving production is the most important source for achieving competitiveness and sustainability for companies in the third millennium. The thesis recommended the necessity of integrating the formulation of the operational strategy in building productivity improvement capabilities due to the presence of a statistically significant correlation between the study variables, as well as the presence of a significant impact of competitive strategies in modifying the impact model of the production technology engineering variable in improving productivity in this company.