Originally Posted by
xflyiguy
...actually got a job at an engineering firm.....little company called Hamilton Sundstrand. Anyone ever heard of it? ... I moved on from there to Pratt and Whitney working as an engineer....
Yep I used to work in an office where my colleagues made most of the parts in the air conditioning and nitrogen packs going into the 787 that bear the Hamilton Sundstrand name. HS makes APUs, ECS systems and other parts for transport category jets. They were known for being fussy.