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Salary
≈ $70k – $180k per year (Estimated)
Location
In office (Doha)
Seniority
Principal · 12+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 24, 2026. First seen by Alion on Apr 2, 2026. Parsons scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Parsons Corporation is a technology-driven defense, intelligence, and critical infrastructure engineering enterprise. The company focuses on delivering advanced cybersecurity, missile defense and space ground systems, geospatial intelligence, environmental remediation, and complex civil infrastructure engineering for transportation, aviation, bridges, and water systems.
In a world of possibilities, pursue one with endless opportunities. Imagine Next!At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our leadership vision of valuing people, embracing agility, and fostering growth, we cultivate an innovative culture that empowers you to achieve your full potential. Unleash your talent and redefine what’s possible.

Job Description:

Principal Drainage Engineer

Doha, Qatar

Parsons is looking for an amazingly talented Principal Drainage Engineer to join our team! In this role you will be given an opportunity to work across a wide variety of projects and further develop their skills and leadership expertise.

What You'll Be Doing

  • Civil and Transport infrastructure drainage design.
  • Detailed analysis and review of hydrological and hydraulic models.
  • Provide technical design expertise for drainage and stormwater quality systems, including piped networks and major transverse drainage structures. Embrace and promote a leading digital work environment and delivery culture
  • Hydraulic and System design of the complex environment to meet site-specific requirements.
  • Applying knowledge and experience of the biological and physical process of stormwater management.
  • Applying innovative ideas, technology, and value engineering solutions
  • Supervision/Mentoring and support to intermediate and junior engineers including taking responsibility for the QA/QC of deliverables.
  • Undertake hydrologic modeling, calculations, drawings, report writing, design review, and supervision.
  • Leading the projects, taking a high level of responsibility, acting as a project lead and building a strong relationship with clients, and obtaining design approvals.
  • Coordinating with the CAD / BIM / 3-D modeling teams on projects.

What Required Skills You'll Bring

  • A Bachelor's degree in Civil/ Hydraulic/ Hydrology/ Water and/or Environmental Engineering.
  • Minimum 12 years experience in water engineering, including stormwater drainage design in civil and transport projects, stormwater management, and planning.
  • Sound knowledge of principles of hydrology and hydraulics.
  • Demonstrated understanding of hydrologic and hydraulic modeling/design software packages used in the design of surface drainage, piped networks, cross drainage, and flood analysis, i.e., CAD skills, SWMM, HEC RAS, and HEC-HMS knowledge
  • Experience with Infoworks ICM, 1D/2D is compulsory.
  • Excellent command with GIS and CAD tools such as ArcMap, AutoCAD, Civil 3D, and Microstation.
  • The capability of mathematics to create calculation sheets and perform further calculations where required to ensure the design is appropriate.
  • Knowledge of Water Sensitive Design and Sustainable Drainage Design (SuDS).
  • Strong verbal and written communication skills
  • Excellent organizational skills
  • A collegiate, team-player attitude
  • Chartered Engineer (CEng) qualified (or equivalent) or well-progressed towards qualification.
  • Ability to work within a multi-disciplinary team and encourage collaboration
  • Ability to handle multiple projects and deliver results within the project timeline.

What Desired Skills You'll Bring

  • A Master's degree in Water Engineering/Hydrology would be an advantage
  • Experience working in Doha and wider GCC countries, including a knowledge of local standards and processes
  • Hands-on experience in the automation of design workflows including tools such as large language model (AI chatbots), python, ruby script, VBA, dynamo, grasshopper
Parsons equally employs representation at all job levels no matter the race, color, religion, sex (including pregnancy), national origin, age, disability or genetic information.

We truly invest and care about our employee’s wellbeing and provide endless growth opportunities as the sky is the limit, so aim for the stars! Imagine next and join the Parsons quest-APPLY TODAY!

Parsons is aware of fraudulent recruitment practices. To learn more about recruitment fraud and how to report it, please refer to https://www.parsons.com/fraudulent-recruitment/.

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