The author of the book discusses the essence and social consequences of the postmodern era in the field of psychology of work and technology. He describes the relationship between the human being and the goals achieved through the use of technical tools, which is of interest to the industrial and engineering psychology. The second chapter provides a detailed classification of operator-machine system models: technocentric, anthropocentric, and operator–machine interface. In the third chapter, the author focuses on psychological characteristics of the operator–machine–interface system based on the example of jet plane pilot’s activity. The fourth chapter focuses on learning new operator activities and training of operator’s action in comprehensive simulators as analogues of work experience. In the fifth chapter the author examines occupational safety and reliability of the operator-machine system. In the sixth chapter, the author discusses the computer as a virtual operator serving the optimization of the quality of life.