Lead Mechanical Design Engineer

Bilfinger is a leading international industrial services provider, driving efficiency and sustainability for the process industry. With 31,000+ employees and over €5.4 billion in revenue in 2025, we offer solutions in consulting, engineering, manufacturing, maintenance, turnarounds, and digital applications across key sectors like energy, chemicals, pharma, and oil & gas.

In the Middle East, Bilfinger provides comprehensive services ranging from feasibility studies, conceptual and detailed design, to project management and construction supervision. We play a vital role in oil & gas, power, water, infrastructure, and industrial sectors by ensuring projects meet international standards, cost efficiency, and sustainability goals. Beyond project delivery, we also support clients with asset integrity management, plant maintenance, and turnaround services to ensure reliability, efficiency, and extended lifecycle of critical facilities.

With deep regional expertise of around 3,600+ employees and global best practices, we support our clients in achieving operational excellence, risk management, and long‑term value creation.

At Bilfinger, we offer a work environment where you can learn and grow. Join us and be part of a team shaping the future!

Job Title: Lead Mechanical Design Engineer (Infrastructure)

Department: Engineering – Infrastructure Design

Location: Qatar

Reporting To: Engineering Manager / Design Manager

The Lead Mechanical Design Engineer is responsible for leading the mechanical design of infrastructure projects from concept through detailed design, ensuring compliance with Qatar regulations, international codes, client requirements, and project schedules. The role involves technical leadership, multidisciplinary coordination, client interaction, mentoring engineers, and ensuring high‑quality engineering deliverables for water, wastewater, district cooling, utility, transportation, and mixed‑use developments.

• Lead the mechanical engineering design for infrastructure projects throughout concept, preliminary, detailed design, and tender stages.
• Develop innovative and cost‑effective engineering solutions.
• Review and approve design calculations, drawings, specifications, BOQs, and technical reports.
• Ensure designs comply with Qatar Construction Specifications (QCS), local authority regulations, and international standards.
• Coordinate mechanical interfaces with civil, structural, electrical, architectural, and utilities teams.

• Pumping Stations
• Water Transmission & Distribution Networks
• Wastewater Collection Systems
• Sewage Pumping Stations
• Stormwater Pumping Systems
• District Cooling Networks
• Utility Tunnels
• Fire Fighting Systems
• HVAC Systems for Infrastructure Buildings
• Building Services associated with Infrastructure Facilities
• Mechanical Equipment Selection
• Pressure Surge Analysis
• Pipeline Hydraulic Design
• Utility Corridors

• Lead project teams and allocate engineering resources.
• Monitor project budgets and schedules.
• Ensure timely delivery of design packages.
• Conduct design reviews and value engineering workshops.
• Identify technical risks and propose mitigation measures.

• Attend technical meetings with clients, consultants, and government authorities.
• Present engineering solutions and design proposals.
• Support proposal preparation and technical submissions.
• Participate in design review meetings with Ashghal and other authorities.

• Ensure compliance with:
  • Qatar Construction Specifications (QCS)
  • Ashghal Design Manuals
  • Kahramaa Requirements
  • Qatar Civil Defence Requirements
  • NFPA Standards
  • ASME Standards
  • API Standards (where applicable)
  • BS/EN Standards
  • ISO Standards
• Implement company QA/QC procedures.
• Review interdisciplinary coordination before issuing deliverables.

• Lead and mentor mechanical engineers and CAD/BIM teams.
• Provide technical guidance and design reviews.
• Support competency development and performance evaluations.

• Bachelor's Degree in Mechanical Engineering (Mandatory)
• Master's Degree (Preferred)
• Ch…