Company Description:EGEC is a leading multi-disciplinary engineering consultation firm with expertise in Buildings & Facilities, Urban Development, Water and Environment, and Transportation. Established in 1986 in Cairo, Egypt, EGEC has grown into a renowned regional firm serving the Middle East and North Africa, with an ISO 9001:2008-certified commitment to quality. The firm offers comprehensive engineering solutions across diverse sectors, including residential, commercial, healthcare, industrial, and infrastructure projects such as highways, bridges, and water treatment. EGEC is dedicated to excellence, innovation, and sustainability through robust programs in Health, Safety, Environment (HSE), training, and social responsibility. Role Description:This is a full-time, on-site role for a Senior Mechanical Design Engineer specializing in wastewater and water treatment plants. The position is based in Giza. Responsibilities include designing Develop detailed designs for mechanical systems related to infrastructure projects (e.g., pump stations, lift stations, utility pipelines, valves, ventilation). Perform mechanical and hydraulic calculations to support system design and sizing. Prepare technical drawings, design reports, BOQs, and technical specifications. Use specialized design software such as:Auto CAD MEPRevit Water GEMS / Sewer GEMSHAP (for HVAC calculations) Review and approve shop drawings, submittals, and equipment data sheets. Coordinate design work with other disciplines (civil, electrical, instrumentation). Conduct site visits to monitor construction progress and ensure compliance with design standards. Support commissioning and testing activities for mechanical systems. Ensure compliance with local and international mechanical codes (e.g., ASHRAE, NFPA, Saudi Mechanical Code, SMACNA). Qualifications:Education Bachelor’s degree in Mechanical Engineering. Experience 8–10 years of proven experience in mechanical infrastructure design. Computer Skills Very good Languages Very good Programming Use specialized design software such as: (Auto CAD MEP – Revit - Water GEMS / Sewer GEMS - HAP (for HVAC calculations) Experience in water and wastewater treatment projects is a strong advantage.