Senior / Principal Hydrogeology Engineer

WSP in the Middle East are seeking an experienced Senior to Principal Hydrogeology Engineer to join our growing P&B Ground Engineering team in Riyadh, KSA. The role will provide technical leadership across groundwater projects, lead multidisciplinary coordination, and deliver high-quality hydrogeological assessments and groundwater management and control solutions.

• Bachelor s or Master s degree in Hydrogeology, Civil Engineering (Water Resources), or a related field.
• 6 12 years of experience in hydrogeological engineering, groundwater modelling, dewatering design, and groundwater management.
• Strong leadership, project management, and client-facing experience.
• Proven ability to lead multidisciplinary teams and successfully deliver complex groundwater projects.
• Demonstrable experience delivering hydrogeology and groundwater projects in KSA or the wider Middle East, ideally across major infrastructure, buildings, or large-scale development programmes.
• Strong understanding of groundwater investigation, aquifer testing, numerical groundwater modelling, dewatering systems, groundwater control, and associated geotechnical interfaces.
• Experience working with clients, contractors, authorities, and multidisciplinary design teams in KSA, with the ability to provide technical leadership from assessment and design through to construction support.

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Project & Team Management

• Manage project delivery, ensuring compliance with scope, schedule, budget, and quality standards.
• Lead coordination meetings with clients, contractors, and stakeholders.
• Mentor junior engineers and provide technical oversight and quality assurance.
• Contribute to proposals and business development initiatives.

Technical Leadership

• Lead hydrogeological groundwater assessments, including evaluation of groundwater rise and long-term impacts on infrastructure.
• Interpret and review packer tests, falling/rising head tests, and pumping test data to assess aquifer parameters, safe yield, and well performance.
• Develop, calibrate, and review 3D groundwater flow and solute transport models (MODFLOW 6 work experience (GMS and Python-based modelling), MT3DMS, FEFLOW, or equivalent).
• Perform water balance and mass balance assessments to support sustainable groundwater management.
• Apply GIS tools (ArcGIS, QGIS) and Python/FloPy to enhance data analysis, visualization, and modelling workflows.

Dewatering & Groundwater Control

• Lead the design and review of construction dewatering systems and long-term groundwater control solutions.
• Prepare and oversee design calculations, drawings, BOQs, specifications, and tender documentation.
• Develop and review hydrogeological reports, dewatering plans, and groundwater impact assessments.

Mining-Specific Expertise (advantage)

• Experience in mining hydrogeology, including open-pit and underground operations, is highly desirable.

• Conduct hydrogeological assessments for mineral extraction projects, including ore body dewatering, and groundwater flow modelling and feasibility studies, risk assessment studies, TSF subsurface water management design.

• Advise on long-term mine water management, recharge and discharge strategies, and integration with local water resources.

• Support closure and post-mining groundwater management planning.

• Bachelor s or Master s degree in Hydrogeology, Civil Engineering (Water Resources), or a related field.

• 6 12 years of experience in hydrogeological engineering, groundwater modelling, dewatering design, and groundwater management.

• Strong leadership, project management, and client-facing experience.

• Proven ability to lead multidisciplinary teams and successfully deliver complex groundwater projects.

• Demonstrable experience delivering hydrogeology and groundwater projects in KSA or the wider Middle East, ideally across major infrastructure, buildings, or large-scale development programmes.

• Strong understanding of groundwater investigation, aquifer testing, numerical groundwater modelling, dewatering systems, groundwater control, and associated geotechnical interfaces.

• Experience working with clients, contractors, authorities, and multidisciplinary design teams in KSA, with the ability to provide technical leadership from assessment and design through to construction support.