UNIMAC - United Maintenance and Contracting Company

Mechanical Drafter

Riyadh, Saudi ArabiaPosted yesterday

Salary
AED 9k–15k a month· est.
Job type
Full time
Level
Senior
Field
Construction & Engineering
Work mode
On site

About the role

Job Title: Mechanical Draftsman Department: Engineering / Technical Office Location: Qiddiya, Saudi Arabia Employment Type: Full-Time Joining Availability : Immediately (Preferred) About the Role We are seeking an experienced Mechanical Draftsman to join our engineering team. The successful candidate will be responsible for preparing, developing, and coordinating detailed technical drawings, shop drawings, coordination layouts, and as-built drawings for mechanical and infrastructure projects. The ideal candidate should have strong proficiency in AutoCAD and Autodesk Civil 3D, with practical experience in 3D modeling, BIM coordination, utility networks, and construction drawing production. Key Responsibilities 1. Technical Drawing Preparation • Prepare, develop, and modify mechanical and infrastructure shop drawings, construction drawings, coordination layouts, and as-built drawings. • Produce detailed plans, sections, elevations, profiles, and installation drawings in accordance with project specifications and engineering requirements. • Ensure accuracy, consistency, and compliance with approved design documents and project standards. 2. Drawing Coordination & Clash Detection • Coordinate mechanical and utility drawings with civil, structural, electrical, and other engineering disciplines. • Identify and resolve drawing discrepancies and spatial conflicts before construction activities. • Incorporate coordination comments and ensure all drawings are properly updated. 3. Site & As-Built Drawing Integration • Incorporate site measurements, field survey data, red-line markups, and engineering instructions into updated drawings. • Review and implement RFI comments and technical clarifications. • Prepare accurate as-built drawings reflecting actual site installation conditions. 4. Technical Detailing & Specifications • Develop detailed drawings indicating dimensions, materials, equipment schedules, fabrication details, and installation requirements. • Ensure drawings comply with applicable engineering standards, project specifications, and relevant codes. • Prepare details for piping systems, HVAC components, steel supports, brackets, and associated infrastructure services. 5. Quantity Take-Offs • Extract material quantities, components, and technical information from approved drawings. • Support engineering and technical office teams in preparing material take-offs and quantity schedules. 6. CAD/BIM Documentation & File Management • Maintain organized CAD/BIM drawing files, revisions, and documentation. • Ensure proper drawing version control and compliance with project document management procedures. • Coordinate with engineering and site teams to ensure timely drawing submissions and updates. Qualifications & Requirements • Diploma or bachelor’s degree in mechanical engineering, Drafting Technology, or a related technical discipline. • DAE in Mechanical Engineering or equivalent technical qualification is acceptable. • 6–8 years of relevant experience in mechanical drafting, MEP, construction, or heavy infrastructure projects. • Strong proficiency in AutoCAD and Autodesk Civil 3D. • Working knowledge of Autodesk Revit and/or SolidWorks is highly preferred. • Practical experience in Civil 3D surface creation, alignments, profiles, corridors, pipe networks, and production of construction drawings. • Good understanding of mechanical systems, piping networks, HVAC systems, steel fabrication, supports, and site installation requirements. • Strong knowledge of orthographic projections, cross-sections, plan-and-profile drawings, and technical detailing. • Ability to import, process, and interpret survey data, including survey points, break lines, DTM, and TIN surfaces. • Familiarity with multidisciplinary drawing coordination and construction documentation. • Good communication, coordination, and problem-solving skills. Preferred Skills • Previous experience working on large-scale infrastructure and construction projects. • Knowledge of BIM coordination processes and 3D modeling workflows. • Ability to work independently and meet project deadlines. • Strong attention to detail and commitment to drawing accuracy.

Requirements

Diploma or bachelor’s degree in mechanical engineering, Drafting Technology, or a related technical discipline. DAE in Mechanical Engineering or equivalent technical qualification is acceptable. 6–8 years of relevant experience in mechanical drafting, MEP, construction, or heavy infrastructure projects. Strong proficiency in AutoCAD and Autodesk Civil 3D. Working knowledge of Autodesk Revit and/or SolidWorks is highly preferred. Practical experience in Civil 3D surface creation, alignments, profiles, corridors, pipe networks, and production of construction drawings. Good understanding of mechanical systems, piping networks, HVAC systems, steel fabrication, supports, and site installation requirements. Strong knowledge of orthographic projections, cross-sections, plan-and-profile drawings, and technical detailing. Ability to import, process, and interpret survey data, including survey points, break lines, DTM, and TIN surfaces. Familiarity with multidisciplinary drawing coordination and construction documentation. Good communication, coordination, and problem-solving skills.

Responsibilities

1. Technical Drawing Preparation: Prepare, develop, and modify mechanical and infrastructure shop drawings, construction drawings, coordination layouts, and as-built drawings; Produce detailed plans, sections, elevations, profiles, and installation drawings in accordance with project specifications and engineering requirements; Ensure accuracy, consistency, and compliance with approved design documents and project standards. 2. Drawing Coordination & Clash Detection: Coordinate mechanical and utility drawings with civil, structural, electrical, and other engineering disciplines; Identify and resolve drawing discrepancies and spatial conflicts before construction activities; Incorporate coordination comments and ensure all drawings are properly updated. 3. Site & As-Built Drawing Integration: Incorporate site measurements, field survey data, red-line markups, and engineering instructions into updated drawings; Review and implement RFI comments and technical clarifications; Prepare accurate as-built drawings reflecting actual site installation conditions. 4. Technical Detailing & Specifications: Develop detailed drawings indicating dimensions, materials, equipment schedules, fabrication details, and installation requirements; Ensure drawings comply with applicable engineering standards, project specifications, and relevant codes; Prepare details for piping systems, HVAC components, steel supports, brackets, and associated infrastructure services. 5. Quantity Take-Offs: Extract material quantities, components, and technical information from approved drawings; Support engineering and technical office teams in preparing material take-offs and quantity schedules. 6. CAD/BIM Documentation & File Management: Maintain organized CAD/BIM drawing files, revisions, and documentation; Ensure proper drawing version control and compliance with project document management procedures; Coordinate with engineering and site teams to ensure timely drawing submissions and updates.

Skills

  • AutoCAD
  • Autodesk Civil 3D
  • Autodesk Revit
  • SolidWorks
  • Civil 3D surface creation
  • alignments
  • profiles
  • corridors
  • pipe networks
  • construction drawings
  • 2D/3D drafting
  • BIM coordination
  • piping systems
  • HVAC
  • steel supports

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