Samuel Watiri

Mechanical Engineering professional specializing in MEP design, building services, BOQ preparation and cost estimation. Experienced in mechanical and plumbing systems, drainage design, fire protection systems and AutoCAD drafting, with a track record of supporting projects through design development, quantity measurement, costing and procurement, in close coordination with engineers, architects, contractors and clients. Currently pursuing CAPM certification and building capability in Revit MEP and BIM coordination.

Assistant Quantity Surveyor (MEP) - Waterflow Ltd.

(2025-01)

• Prepare mechanical and plumbing Bills of Quantities (BOQs) from engineering drawings, specifications and project requirements.
• Conduct material take-offs and quantity measurements for MEP installations.
• Prepare cost estimates, tender documentation and procurement information.
• Review MEP drawings and technical documentation to support accurate project costing.
• Produce cost schedules, measurement records and technical reports in Excel.
• Coordinate between engineers, quantity surveyors and project teams to maintain accurate MEP cost information.

Project Coordinator & MEP Design Engineer - Pipe Build Services Ltd.

(2023-08 - 2024-12)

• Coordinated mechanical and plumbing projects from design development through implementation.
• Prepared MEP design drawings — plumbing, drainage and fire protection systems — in AutoCAD.
• Developed BOQs, material schedules and technical documentation to support project execution.
• Reviewed engineering drawings and coordinated revisions with project requirements.
• Supported project scheduling, progress monitoring and site coordination.
• Worked with architects, engineers, contractors and clients to facilitate effective project delivery.

Engineering Trainee / Freelance CAD Designer

(2023-01 - 2023-08)

• Prepared mechanical and plumbing engineering drawings in AutoCAD.
• Assisted in developing BOQs and material schedules.
• Supported engineers with drawing revisions, technical documentation and site coordination.
• Built practical experience in building services engineering and construction processes.

Certificate - Mechanical Engineering