Disclosed herein is an implantable electronic device for use with an implantable medical lead. The implantable electronic device includes a housing and a header connector assembly coupled to the housing and adapted to receive the proximal lead end of the implantable medical lead. The header connector assembly includes a connector assembly including a connector, a feedthrough extending through the housing, and a conductor coupling the feedthrough to the connector. The conductor includes a first conductor segment and a second conductor segment offset from the first conductor segment and each of the first conductor segment and the second conductor segment are resistance welded to the connector.