Mechanical Design Engineer

About us. We are a leading construction company in Libya, specializing in large-scale infrastructure & Construction projects. With a workforce of over 10,000 employees representing more than 23 nationalities, we take pride in our diverse and highly skilled team. Driven by a commitment to excellence, quality, and innovation, we consistently set industry benchmarks. To further strengthen our leadership structure.PositionWe are seeking an experienced Mechanical Design Engineer specialized in (Stormwater, Firefighting, Plumbing, and Wet Utilities) and focuses on designing systems that manage water (drainage, flood control) and fire protection for large projects like utilities, hospitals , malls , airports, and buildings projects, Coordinate with other disciplines (architectural, electrical, civil), Ensure compliance with international codes and standards for large projects and designs comply with local regulations and international standards.ResponsibilitiesReviewing of design calculations for HVAC system including Heat Load, Chiller capacity, Pressure drop calculations for chilled water system, Duct design calculations, External static pressure calculations, Exhaust system calculations, Fresh air calculations, Stair case pressurization calculations, Smoke exhaust system calculations etc. using ASHRAE standards and latest available software.Reviewing of Hydraulic calculations, pump sizing & system pipe sizing for Domestic water system, hot water system, central filtration system ,Firefighting pumps & tank capacity for Fire sprinkler system , firefighting dry and wet hydrant systems and drainage system using latest available softwarePreparation of Technical Bid Evaluation of equipment and highlight positive and negative aspects of the equipment proposed.Reviewing mechanical and architectural Design Drawings, structural drawings, combined services coordinated drawings & Shop Drawings in relation with MEP scope.Reviewing, Coordinating & finalizing field design changes.Preparing presentations, design reports & functional reports as per the instructions of the Line ManagerReviewing of Material specifications, list of manufacturers, available suppliers and general specifications.Technical clarification with the vendors for their proposed equipment.Design stormwater drainage systems (pipelines, culverts, channels, manholes).Perform hydraulic and hydrological calculations (rainfall, runoff, flood levels).Size pipes and slopes using standards and software.Design fire protection systems (hydrants, sprinklers, hose reels).Calculate water demand and pressure requirements.Prepare detailed drawings using software like AutoCAD, Revit, or Civil 3D.Attend design meetings and site visits.Ensure safety, reliability, and cost-effectiveness.Prepare design reports and calculations.Review shop drawings and material submittals.Develop basis of design reports (BODR) and technical memorandums for small-to- large size projects, setting criteria for following design stages.Review the design and specification of fire safety systems (fire alarm systems, notification systems, automation of Gas/water fire extinguishing /emergency escape systems).Ability to calculate number of nozzles, gas capacity, pipeline selection/layout, air pressure and water pressure etc.Routine Report & Write Technical note; Maintaining complete records and archives as company standards.RequirementsEducation: Bachelor’s degree in mechanical engineering or related field.Experience: Minimum 5 years' experience in design and reviewing design, installation, testing and commissioning for MEP systems for similar Projects.Technical Expertise: In-depth knowledge of international standards such as NFPA, ASHRAE, SMACNA, NPC, IBC, ASME,ANSI, MSS including MS office, AutoCAD, Revit etc.Detailed understanding of materials and equipment selectionAdaptability: Strong troubleshooting skills and understanding of international codes.Communication: Native in Arabic (written and spoken); English proficiency is a strong advantage.