I understand that you are looking for someone to help troubleshoot some problems with your vinyl cutter. Specifically, you need help figuring out what is going on with the programs - Illustrator and Mastercut 5 - and the issue with the plugin for Mastercut 5.
As an experienced engineer, I have worked in MATLAB and Cad Modeling/Simulation before and have extensive experience in Excel, Word, MATLAB SIMULINK, Cad Modeler (Solidworks, Autocad) and Ansys(FEA,CFD). This makes me the perfect person for this job as I can provide exactly what you need to get your vinyl cutter working again.
I'm confident that my skillset makes me the perfect fit for this project - let me know if you want to discuss anything further about how my services could be used for your needs. Thank you for considering me for this job; I look forward to hearing from you soon!