Boeing Co.’s commercial airplanes chief engineer John Hamilton, appointed in March to lead the company’s response to the 737 Max debacle, is retiring, The Seattle Times reported late Wednesday, citing an internal memo from Boeing’s head of commercial planes, Stan Deal, and the company’s chief engineer, Greg Hyslop. Hamilton had planned to retire last year but was asked to stay on to help with the issues with the plane, the report quoted the memo. The 737 Max aircraft has been grounded worldwide after two fatal crashes less than five months apart. Boeing has been working on a software fix and that the plane family could return to service by the end of the year. Market Pulse Stories are Rapid-fire, short news bursts on stocks and markets as they move. Visit MarketWatch.com for more information on this news.