Nowadays,with rapid economy development in China,many magnificent projects have been built and put into use continuously,which reveals the important status and tremendous effects of engineering management and indicates a new engineering age for our country. Engineering philosophy is called for in the engineering age and is indispensable in supervising the practices of project construction management. It is not only a necessity of philosophy development, but also an urgent request in this age when engineering philosophy research is promoted greatly. Based on the discussion on the forming,developing and main research content of engineering philosophy,this paper put forwards the philosophy connotation and essence of engineering as corporality,variability and pertinence with time and space. It further discussed the philosophy connotation of some aspects of engineering management such as ideas,axiology,methodology, organization and innovation,in order to accelerate the progress in our country of both engineering management theories and practices.