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63 Wessel Road, Rivonia, Sandton

GCS has a vacancy for a Hydrologist/Soils Specialist at the Durban Office.

Role Summary:

To demonstrate good technical hydrological skills, project management skills and be able to manage small to medium sized project teams, budgets and clients. To proficiently run all aspects of a project within budget, deadlines and exhibit good communication skills.

Key Responsibilities:

  • Hydrological and hydraulic modelling abilities (Pitman, WRSM 2000, and HEC-RAS, PCSWMM or similar)
  • Conduct field measurements including water flow and water quality measurements
  • Proficient in obtaining hydrological and meteorological data and accurate analysis thereof • Knowledge of statistical methods and techniques in hydrology
  • Measure and graph phenomena such as stream flows, and changes in water volumes
  • Design and conduct scientific hydrological investigations to ensure that accurate and appropriate information is available for use in water resource management decisions.
  • Hydrological catchment delineation
  • Hydrological calculations, including rainfall-runoff and peak flows
  • Undertake flood line calculations
  • Water & Salt balances
  • Storm Water Management Planning
  • Risk and mitigation assessments and management plans
  • Conceptual design and sizing of storm water infrastructure
  • Auditing water infrastructure in terms of DWS guidelines
  • Be aware of current trends and issues in hydrology, such as relevant political changes, wetland controversies, integrated and transboundary water management and climate change impacts
  • Be able to interact with water structure design engineersReporting


  • Report writing including Feasibility Study and Environmental Impact Assessment (EIA) reporting.
  • Client presentations and meetings and internal communication.
  • Compilation of proposal documents and costing.Marketing
  • Generate work by identifying and writing effective proposals
  • Compile and submit tenders
  • Business development of new work within existing clients
  • Business development of work from new clients
  • Present papers at industry conferences to show-case GCS expertise
  • Attend relevant forums and conferences for self-development and networking purposesFinancials


  • Achieve revenue target
  • Contribute to unit’s revenue target
  • Submit timesheets in line with GCS financial requirements
  • Invoicing implemented in line with GCS procedures and financial requirements
  • Manage debtorsMentoring


  • Mentor junior staffQualifications


  • BSc or Engineering degree (+ MSc in Hydrology or similar optional) • Membership of professional industry bodies (Pr.Sci.Nat) or similarKnowledge/ Skills
  • Good knowledge of the hydrological science
  • Knowledge of environmental legislation and the National Water Act
  • Knowledge of arithmetic, algebra, geometry, calculus, statistics, and their applications.
  • Consider the relative costs and benefits of potential actions to choose the most appropriate one
  • Good knowledge of the mining environment
  • Good communication skills
  • Soils knowledge an added advantage
  • Agricultural knowledge an added advantageExperience 4 to 8 years’ experience within a hydrological environmentRemuneration: Total Cost to Company Package will be negotiated according to the candidate’s knowledge and experience.

    Candidates that meet the above requirements should send their CVs to careers@gcs-sa.biz. Should you not receive any communication by the 31st July 2019, please consider your application unsuccessful.

Post Author: Mounir Sabra