Okay, let’s tackle this. So Jerry Parle has a strong background in mechanical engineering, which is a fundamental field in product design and manufacturing. His skills in thermodynamics, fluid mechanics, and heat transfer are in demand. However, his location in the Des Moines Metropolitan Area might affect his earning potential compared to larger cities. Considering his skills and experience, I would estimate his hourly rate to be around $100, which is a relatively standard rate for entry-level mechanical engineers in the Midwest region.