A way of expressing the first law of thermodynamics is that any change in the internal energy (âE) of a system is given by the sum of the heat (q) that flows across its boundaries and the work (w) done on the system by the surroundings:
Titles don't really mean much. Design Engineer or Associate Engineer mean something only in the confines of the company in which they are used. If you want a definition of different levels of engineers, use the definitions given by ASCE or one of the other professional societies.
What does GS, WS, WG, YA, VN etc. mean in a positionâs title? Positions within the Federal Government are classified by occupational series, grade or pay level, and pay plan. Pay plans identify the pay system under which the position is covered. Many white-collar employees are paid under the General Schedule (GS), which is regulated by title 5 and administered by OPM.