I am a professional cad designer with diversified experience related to design engineering in Mechanical field of Oil & Gas projects, Mechanical design service on commercial projects. My expertise include preparing engineering drawings, Steel Structural drawing, as built drawing on Auto CAD, Tekla Structure. And make spreadsheets on Microsoft Excel and quantity take-off for complete bid. And doing steel structure stress analysis., design calculation of storage tanks etc. Simply I'M expert in Autocad and mechinal engineering. I'm able to satisfy my client needs. Probably I have much experience in this field