In addition to knowledge and experience requirements for each engineering support skill level in Section 3.1, contractor personnel must have experience and skills necessary to perform the following tasks: 1) provide highly technical expertise and skills for design, performance, and analysis of tests on complex mechanical, electromechanical and electrical/electronic systems such as qualification tests, reliability tests, and all types of environmental tests; 2) participate in hardware evaluations; and 3) develop standards and guidelines for tasks being performed. Senior: Possesses the advanced knowledge, experience, and recognized ability to be considered highly skilled in their technical / professional field. Possesses the ability to perform tasks and oversee the efforts of junior and journeyman Contractor personnel within the technical / professional discipline. Demonstrates advanced knowledge of their technical / professional discipline as well as possess a comprehensive understanding and ability to apply associated standards, procedures and practices in their area of expertise. (Program Office, Enterprise and Staff Level Support interface).