CPE - funny firefighter or one-man band?

Who is the CPE (chief project engineer)?Black cloak savior, stern lumberjack, funny firefighter or one-man band? On each project, he can take on different guises,it all depends on the circumstances and problems to be solved. Let's go back to basics and will understand why they are there and how can help? CPE-a specialist who knows and understands the processes of testing, software development, has good technical and communication skills. It helps to prepare an assessment of the upcoming project to audit the various projects,to understand what the problem is in the present and the future that you may receive.CPE helps build the testing process. And also when using team building practices to avoid rotation of personnel in the middle of testing. Do not forget about the stress, often at the same time in the supervision of the project is at least 2.But acquired tremendous experience not be replaced by anything.Abroad is an analogue named Chief Technical Officer(CTO),a much better analogy.