I am HVAC Mechanical Engineer who have working in a well renowned private company as a project engineer  specialized in Residential HVAC Design with 6 years of extensive experience. i am open to unlimited revisions because of my work should satisfy my client I am expert in 

• MEP AutoCAD 
• VRV (variable refrigerant volume) system can provide shop drawing as per given selection
• Duct layout drawing (single-line or double-line as requested in pdf or CAD)
• M.S pipe layout drawing as per requested in pdf or CAD
• Plant room layout with section if required
• Electrical load calculation
• wire sizes calculation