Mechanical Engineer

Job Description

• Oversee the mechanical design, installation, and maintenance of equipment for sewage, water treatment, and infrastructure projects
  

• Review technical drawings, specifications, and BOQs related to pumps, piping, valves, and heavy mechanical systems
  

• Conduct site inspections to ensure mechanical works comply with project standards, safety regulations, and client requirements
  

• Coordinate with project managers, contractors, and subcontractors to ensure timely execution of mechanical tasks
  

• Troubleshoot mechanical issues on-site and provide technical solutions to maintain project timelines
  

• Prepare progress reports, method statements, and technical documentation for water and sewage infrastructure activities
  

Requirements

• Bachelor’s Degree in Mechanical Engineering or equivalent
  

• Minimum 5 years of experience in mechanical engineering, specifically within Sewage, Infrastructure, and Water projects
  

• Proven experience with pumping stations, water treatment plants, and pipeline infrastructure
  

• Proficiency in AutoCAD and other relevant engineering software
  

• Strong understanding of international mechanical codes and standards for water/wastewater industries
  

• Ability to work on-site and manage multiple tasks within a short-term project duration
  

• Strong English communication skills; ability to coordinate with multidisciplinary teams
  

Requirements
5+ years of hands-on Siemens S7 experience — specifically S7-300 programming, diagnostics, and data block structure via Step 7 Classic or TIA Portal Profibus DP fluency — able to diagnose bus faults, read GSD device profiles, identify slave addresses, and recover from "MP Bus Blackout"-class faults without vendor support WinCC Flexible proficiency — able to navigate and extract tag configuration, alarm classes, and screen logic from an existing compiled WinCC Flexible project OPC UA implementation experience — via any of: Siemens Industrial PC OPC Server, KEPServerEX, open62541, or a Snap7-based Linux gateway solution Industrial networking — OT/IT convergence, unmanaged Profibus topology vs. managed Ethernet, VLAN design, and understanding of where IT security policy collides with OT real-time requirements Ability to independently read and produce electrical schematics, PLC I/O mapping sheets, drive parameter tables, and field device wiring diagrams Comfortable working on an active, high-visibility public-facing site in Qatar — able to obtain Qatar SafePass, site-specific HSE inductions, and work under the relevant site access protocols Fluent English — can write clear technical documentation and communicate directly with European OEM contractors, a remote software development team, and the client's facilities management team