Problem Solving, Reasoning and Creative Thinking: The following level of ability that is essential for the jobholder to think in order to solve a problem by combining two or more elements from past experience or imaginative thought: The position requires the ability to evaluate existing options to resolve a presenting problem. Performing under stressful conditions: Ability to perform under stress when confronted with emergency, critical, unusual, or dangerous situations, or in situations in which working speed and sustained attention are critical aspects of the job.