About Us. Mesa Airlines, Inc. is an FAA Part 121-certificated air carrier and a subsidiary of Mesa Air Group. Mesa Airlines is actively seeking First Officer candidates to fly our in-demand regional jets, which consist of the Embraer-175 in multiple crew bases. We offer a comprehensive benefits package including medical, dental, and vision coverage, paid life and disability insurance, as well a 401(k) plan with company match. Pilots receive jumps...