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Parsons

Digital infrastructure and security solutions provider

Mechanical Design Engineer

Design EngineeringPosted on Nov 13
Full-timeAbu Dhabi - United Arab EmiratesNo salary listedIn-person

About the Job

Requirements

  • A bachelor's degree in Mechanical Engineering or a related discipline from an accredited university is required.
  • At least five years of experience is required, preferably designing sewage pump stations and major utility buildings for infrastructure works.
  • Experience with pipe sizing and hydraulic calculation software is required.
  • Experience with HVAC calculations and Revit model review is required.
  • Proficiency in wet-well computational fluid dynamics modeling is required.
  • Experience with piping stress analysis is required.

Responsibilities

  • Design and plan sewage treatment plants, sewage pump and lift stations, process systems, odor-control systems, treatment facilities, and associated piping, process, and mechanical systems.
  • Design and plan sewage treatment systems, including activated sludge processes, membrane bioreactors, moving bed biofilm reactors, containerized units, and package sewage treatment plants.
  • Develop treatment-system components, including pump stations, screening and grit chambers, primary settling tanks, clarifiers, aeration tanks, blowers, diffusers, trickling filters, chlorination systems, sludge-handling units, and dewatering systems.
  • Design and plan potable water, irrigation, stormwater, and wastewater pumping stations and associated piping and mechanical systems.
  • Engineer piping systems and pipelines; prepare piping general arrangement drawings, equipment layouts, piping isometrics, valve chamber piping drawings, and material take-offs; select and size pumps, pipes, tanks, wet wells, and valves.
  • Develop system curves, perform pump calculations, and select pumps in coordination with pump vendors.
  • Produce HVAC and ventilation designs for pump stations, treatment plants, and associated facilities.
  • Develop fire protection system designs for pump stations and associated facilities.
  • Review HVAC, ventilation, and chilled-water system designs.
  • Evaluate physical and computational fluid dynamics modeling of wet wells and pump-intake designs.
  • Prepare specifications, technical data sheets, process diagrams, material requisitions, testing and commissioning procedures, and operation and maintenance manuals for mechanical and piping/pipeline materials in accordance with project requirements.
  • Assess tender submissions, compile recommended bidder queries, prepare technical tender evaluation reports for clients, and contribute to contract documents.
  • Compile cost estimates for mechanical and process equipment in coordination with mechanical equipment vendors.
  • Estimate level of effort and associated costs, and support bids for engineering and construction projects.
  • Review mechanical, process, and piping drawings, including general piping designs, equipment layouts, piping isometrics, and valve chamber piping, for compliance with project specifications and standard procedures.
  • Check and comment on equipment testing and commissioning procedures.
  • Review operation and maintenance manuals.
  • Read and interpret blueprints, technical drawings, schematics, and computer-generated reports.
  • Research and analyze customer design proposals, specifications, manuals, and related data to evaluate design or application feasibility, cost, and maintenance requirements.
  • Examine and refine troubleshooting procedures, monitor progress, perform tests, conduct inspections, and assist in identifying financial improvement opportunities.
  • Specify system components or direct product modifications to ensure conformance with engineering design and performance specifications.
  • Recommend design modifications to eliminate equipment or system malfunctions.

Desired Qualifications

  • Experience designing projects for TAQA-WS, TAQA-D, TAQA-T, developers, or Abu Dhabi Municipality is preferred.
  • Candidates with relevant Gulf Cooperation Council experience are welcome to apply.

About the Company

Parsons

Digital infrastructure and security solutions provider

Parsons provides digitally enabled solutions in national security, defense, and global infrastructure. Its work spans government and commercial clients, offering services in systems and software engineering, quality assurance, compliance, and security, along with large-scale infrastructure projects and advanced technology implementations. The company helps clients by delivering long-term, contract-based engagements that include AI readiness, data preparation for AI applications, and secure, reliable systems. A key differentiator is its breadth across diverse markets and its emphasis on rigorous systems engineering, QA, compliance, and security to ensure the integrity of critical operations while harnessing AI to improve efficiency and safety. Parsons’ goal is to solve complex security and infrastructure challenges through measurable, value-driven solutions and long-lasting partnerships with clients.

Company size
10,001+
Company stage
IPO
Headquarters
Chantilly, VA
Founded
1944

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