Josh Cox: "From what I've heard this individual was sacked by another operator prior to working for barrier, was universally hated by all at barrier and sacked for multiple dangerous acts in an aircraft."
Josh,
If by multiple dangerous acts in aircraft, you mean flying with serious and known defects, then you are spot on the money!
Let's not mention the other safety issues. A very close shave in IMC with an IFR Caravan and a VFR Islander comes to mind...