Dear __________,
Thank you for giving me the opportunity to meet with you today about the mechanical engineering opening in your company. After learning more of the specifics about your company’s operations, and having a chance to observe some of the activities of your employees, I strongly feel that my background and expertise in the area of HVAC are a perfect fit for the job and its requirements. In addition to my qualifications and technical experience, I would bring good work ethics and sound judgment to this position. I feel excited about the possibility of becoming a part of your team.
Thank you again for your consideration. I look forward to hearing from you soon about your hiring decision.
Sincerely,
(YOUR NAME HERE)