Mechanical Design Draftsman

Posted by Mahad Manpower Pvt. Ltd. — Doha, Qatar

Hiring company: Confidential Company

  • Salary: QAR 4,000
  • Job type: full time
  • Experience: senior
  • Apply before: 2026-12-30
  • Vacancies: 5
  • Industry: Oil & Gas, Oil Refining, Petrochemical Plants
  • Visa: sponsored by the employer
  • Accommodation: provided
  • Transport: provided
  • Medical insurance: provided
  • Air ticket: provided
  • Overtime: available — As per Qatar laws
  • Working hours: 8 per day
  • Working days: 6 per week
  • Contract: 24 months
  • Probation: 6 months
  • Annual leave: 21 days

Skills

AutoCAD 2D and 3D drafting and detailing., AutoCAD Plant 3D and other CAD software knowledge., Mechanical and piping engineering drawing preparation., Piping isometric drawings and general arrangement (GA) drawings., Piping and Instrumentation Diagrams (P&IDs)., Pipe routing, piping layouts, and pipe support detailing., Static and rotating equipment drawing preparation., As-built drawing preparation and revision control., Site surveying, field measurements, and mark-up interpretation., Material Take-Off (MTO) and Bill of Materials (BOM) preparation., Knowledge of piping materials, specifications, standards, and codes., Technical documentation and engineering data management., Attention to detail, drawing accuracy, and quality control., Coordination with multidisciplinary engineering teams., Microsoft Word, Excel, Access, and PowerPoint proficiency.

Job description

The Mechanical Design Draftsman is responsible for preparing, developing, modifying, and updating detailed mechanical and piping engineering drawings using AutoCAD and other relevant CAD software. The role involves preparing construction drawings, as-built drawings, piping layouts, P&IDs, isometric drawings, equipment drawings, and material take-offs based on engineering calculations, site measurements, sketches, and mark-ups. The candidate must ensure all drawings comply with approved engineering standards, specifications, and project requirements.

Responsibilities

  • Prepare detailed mechanical and piping engineering drawings for oil and gas, refinery, and petrochemical projects.
  • Develop and update engineering drawings using AutoCAD 2D/3D, Plant 3D, and other applicable CAD software.
  • Prepare piping isometric drawings, piping general arrangement drawings, P&IDs, piping layouts, and pipe routing drawings.
  • Develop detailed drawings for pipe supports, static and rotating equipment, and mechanical equipment sections.
  • Prepare construction drawings and maintain accurate as-built drawings based on site verification, field measurements, sketches, and mark-ups.
  • Conduct site surveys, take measurements, and prepare sketches to develop or revise engineering drawings.
  • Prepare and update drawings for Management of Change (MOC), project requirements, PIR, and Inspection Advice Tickets (IAT).
  • Prepare and update Material Take-Off (MTO) and Bills of Materials (BOM) as required.
  • Review archived drawings, vendor catalogues, equipment specification sheets, and technical documents to obtain relevant design information.
  • Coordinate with design engineers and other disciplines, including electrical and instrumentation teams, to ensure drawing accuracy.
  • Ensure drawings comply with approved engineering standards, specifications, codes, and quality requirements.
  • Maintain proper documentation, drawing revisions, and engineering records.
  • Use Microsoft Office applications for documentation, data management, and reporting.

Requirements

  • Education: Higher National Diploma (HND) in Mechanical Engineering (3-year course) or ITI in Mechanical Draftsmanship (2-year course).
  • Experience: Minimum 7 years of mechanical drafting experience in oil and gas, refinery, petrochemical plants, or oil and gas engineering consultancy.
  • Strong experience in preparing mechanical and piping engineering drawings for industrial facilities.
  • Proficiency in the latest AutoCAD software, including 2D and 3D drafting.
  • Knowledge of AutoCAD Plant 3D and other modern CAD design software is preferred.
  • Good understanding of mechanical engineering drawings, piping layouts, P&IDs, and equipment drawings.
  • Knowledge of piping materials, specifications, engineering standards, and applicable codes is preferred.
  • Ability to develop and update engineering drawings from site surveys, sketches, diagrams, and mark-ups.
  • Working knowledge of Microsoft Office applications, including Word, Excel, Access, and PowerPoint.
  • English communication proficiency equivalent to at least Level 3.
  • Age Limit: Not above 45 years.

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