Is it the same part of the cut each time (after loading new stock)? Or the machine getting to a particular position and then losing the connection (maybe a wiring fault?).
Note that the new version of Carbide Motion has a feature to continue a cut:
EMI == electro-magnetic interference, which usually isn’t a problem on a Nomad.
Saw your ticket on support, and we should be able to work through that with you there once the folks on the other side of the country wake up and get to the office.