Performs routine and complex technical work such as the design, manufacture and operation of structures, machines and systems under broad supervision and guidelines.

• Independently evaluates, selects, and applies standard technical techniques, procedures, and criteria, using judgment in making minor adaptations and modifications.
• Investigates a moderate number of technical variables in completing assignments that have clear and defined objectives.
• Performs work which involves conventional types of plans, investigations, surveys, structures, or equipment with relatively few complex features for which there are precedents.
• Works independently on standard projects while assistance is furnished on unusual problems.
• Receives instructions on specific assignment objectives, complex features and possible solutions.
• May supervise the work of engineers/technicia...