Newell kept corresponding with Gembe, and Gembe was led into believing that Valve wanted to employ him as an in-house security auditor. He was to be offered a flight to the USA and was to be arrested on arrival by the FBI. --wikipedia excerpt
Luckily for Axel his government intervened before he could make the mistake of actually going to the USA where it's likely events would have turned out much worse for him.
The point, anyway, is this sounds very terribly similar. Comex may already be in the US, regardless I wouldn't be so quick to accept a "job" offer from a company I've been irking for a couple years. Hopefully the offer is on the up and up, for Comex's sake.