Mohammad Waseem Ahmed

Experience

• 

  FIRST SAUDI CONTRACTING CO

  Jan 2006 - Jan 2008

  Mechancal engineer

  Work as Estimate Engineer

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  Dar Al Riyadh consultants.

  Dec 2008 - Feb 2014

  Mechanical Engineering Specialist

  • Review the shop drawings, material approvals; supervision of HVACs chilled water system, Firefighting and plumbing, irrigation system as consultant.• Prepare the Design sketches, layout, and schematics as part of design.• Prepare the estimation for Hvac, Plumbing, Fire Fighting system for lumsum as well as Re measured projects• Taking B.O.Q and making pricing if it's urgent.• Calculate the capacity requires (GPM) gallons per minutes and (TDH) Total dynamic heads Of the said proposed projects.• Calculate and figure out the number of fire hose cabinets (FHC) for the said proposed projects. • Calculate and estimate the number of Sprinkler Heads, pipe size, fittings required of the said Proposed project.• Preparation of B.O.Q, estimation, fire fighting system, plumbing and HVACs system for existing Building.• Review the material submittal and Select raw materials and components, as per the Specification.• Inspecting contractor’s execution to endure compliance with contract and specification• Reviews, evaluates, and qualify contractors for project implementation prior to client endorsement and approval• Co-ordinate with construction, testing group & QC department in the preparation test Co-ordinate with construction, testing group & QC department in the preparation test• Identify equipment location as per general arrangements drawing and prepare layout and Measurement check installed piping component as P & D• Inspect as per hydro test (hydro, pneumatic & service) for tie-in & nearly installed Pipelines.• Selection & installation of Chillers, Ice storage tanks, AHU’S, Split Unit, Chilled water Pumps, Exhaust fan & their Accessories, Selection of piping, fittings, controls for air Conditioning units. As per specification• Reviewing the martial, drawing submittals for contractor’s approval Show less

• 

  Saudi Diyar Consulting

  Feb 2014 - Feb 2016

  Senior Mechanical Project Engineer

  • Review the shop drawings, material approvals; supervision of HVACs chilled water system, Firefighting and plumbing, irrigation system as consultant.• Prepare the Design sketches, layout, and schematics as part of design.• Prepare the estimation for Hvac, Plumbing, Fire Fighting system for lumsum as well as Re measured projects• Taking B.O.Q and making pricing if it's urgent.• Calculate the capacity requires (GPM) gallons per minutes and (TDH) Total dynamic heads Of the said proposed projects.• Calculate and figure out the number of fire hose cabinets (FHC) for the said proposed projects. • Calculate and estimate the number of Sprinkler Heads, pipe size, fittings required of the said Proposed project.• Preparation of B.O.Q, estimation, fire fighting system, plumbing and HVACs system for existing Building.• Review the material submittal and Select raw materials and components, as per the Specification.• Inspecting contractor’s execution to endure compliance with contract and specification• Reviews, evaluates, and qualify contractors for project implementation prior to client endorsement and approval• Co-ordinate with construction, testing group & QC department in the preparation test Co-ordinate with construction, testing group & QC department in the preparation test• Identify equipment location as per general arrangements drawing and prepare layout and Measurement check installed piping component as P & D• Inspect as per hydro test (hydro, pneumatic & service) for tie-in & nearly installed Pipelines.• Selection & installation of Chillers, Ice storage tanks, AHU’S, Split Unit, Chilled water Pumps, Exhaust fan & their Accessories, Selection of piping, fittings, controls for air Conditioning units. As per specification• Reviewing the martial, drawing submittals for contractor’s approval Show less

• 

  Parsons Corporation

  Feb 2016 - now

  Senior Mechanical Engineer (Design Reviewer and Supervision )

  • Undertaking design & constructability review of drawings, Equipment & system sizing calculations, specifications and material covering, HVAC, Plumbing, Firefighting, smoke management system, building management system (BMS), Fire and life safety system, Conveying System (Escalators & Elevators) and factory acceptance tests.• Review and approve the Mechanical related IFC drawings, shop drawings, as built drawing’s, pre-qualification of manufacturer, and contractors, material selection and method statement as required.• Review and approval of the Design change notification (DCN) on technical requirement and field change design (FCD) on constructability requirements as per compliance with codes and standard .• Review and approval of Building management system for mechanical part such as sequence of operation, I/O list, Cause and Effect Drawing , FOPGA.• Review and approval of General Directorate of civil defense related submission for Mechanical parts.• Review and approval of Smoke management system, Include CFD or FDS analysis within the time of tenability as per code and standard.• Ensure the Contractor’s adherence to Contract documents, Employer requirement and latest Authorities’ regulations through review of the design development stages.• Undertaking Factory acceptance Test (FAT).• Testing and Commissioning pertaining to All Mechanical system such as Chiller’s, AHU’s, FCU’s, Air curtains, Under floor cooling system, smoke system, pressurization system, etc.• Testing and Commissioning pertaining smoke management system purging system, Pressurization system, Emergency Egress path, Fire pumps, fire hydrant, Fire Hose Reel ,Sprinkler with Coordinate with Contractors & Client representatives,• Attend technical meetings with the Design Build -contractors, (Arup. Bechtel,AECOM, BUROHAPOLD etc.) contractors and project team. Show less