govposts Circular 41 of 2026 · 288 new this week · 832 open Circular 41 · 832 open

Jobs · Gauteng · Water and Sanitation

Scientist Manager Grade APretoria Head Office

Branch: Water Resource Management Dir: Water Information Integration Sd: Integrated Water Resource Studies

Closing dateToday is Sat 14 Nov · SAST

Closes Friday 27 November 2026

The circular is the only authoritative source. Open the PDF at page 95 (opens in new tab)

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Senior scientist post (Ref 271126/05) leading integrated water resource studies and hydrological modelling at the Department's Pretoria Head Office. Suits experienced hydrologists with SACNASP registr

  • Lead a team of scientists and plan integrated water resource studies covering water quantity, quality and ecology.
  • Configure, calibrate and run hydrological and water quality models such as HEC-HMS, SWAT+ and WQSAM.
  • Must hold an MSc in Hydrology and have six years' experience in hydrology after a BSc (Hons) Natural Science.
  • Compulsory registration with SACNASP as a professional Natural Scientist, and a valid, unexpired driver's licence.
  • Based at the Pretoria Head Office. Must be able to travel nationally and internationally when required.

Generated by claude-haiku-5-5 from the text below; it may be wrong or incomplete. Original wording, page 95 (opens in new tab)

Requirements

  • MSc degree in Hydrology.
  • A PhD in Hydrology or a relevant natural scientific discipline will serve as an added advantage.
  • Six (6) years' post-qualification BSc (Hons) Natural Science experience in the field of Hydrology.
  • Compulsory registration with SACNASP as a professional Natural Scientist.
  • The disclosure of a valid, unexpired driver's licence.
  • Proven years of experience in the application of hydrological, systems and water quality models (WRSM2000, ACRU, WRYM, HEC-HMS, SWAT+, WQSAM).
  • Proven years of experience in conducting water resource studies (water quality, quantity and ecology).
  • Knowledge or experience in the water monitoring and assessment value chain (water resource data collection, data auditing and management protocols, analysis, interpretation, knowledge dissemination and information systems).
  • The ability to apply scientific principles to integrate and interpret water quality or quantity data to draw scientifically sound conclusions.
  • Sound knowledge of project management.
  • Knowledge of geographical information systems (GIS) tools (ArcPro and QGIS).
  • Understanding of research and development.
  • Technical report writing.
  • Possesses a high-performance culture.
  • Professional judgement.
  • Presentation skills.
  • Decision-making and analytical skills.
  • Creativity and customer focus.
  • Good communication skills, both verbal and written.
  • Problem-solving and analysis.
  • Applicants must be able to travel nationally and internationally as required to represent the Department and the sector.

Duties

  • The successful candidate will be responsible for, but not limited to, the following:
  • Lead a multidisciplinary team of scientists, plan, coordinate and conduct catchment and systems-based integrated water resource studies (quantity, quality, and ecology) focusing on the impact of land use, water use activities, and climatic pressures on water resources (surface and groundwater).
  • Coordinate and establish processes to provide an annual overview of the status of water resources in the country through the National State of Water Report, Monthly bulletins, and weekly synopses.
  • Lead and coordinate the development of catchment-based hydrological and water quality models.
  • Configure, calibrate, set up, and run simulations for HEC-HMS, ACRU, WRSM2000, WRYM, SWAT+, and WQSAM models.
  • Conduct parameter sensitivity and model uncertainty analysis, including stochastic methods for propagation of modelling uncertainties for decision-making, communication and intelligent knowledge integration.
  • Provide capacity building and mentoring.
  • Analyse water resource data and apply artificial intelligence and machine learning techniques to augment catchment modelling efforts.
  • Coordinate the implementation of a programme for the digitalisation of the water resource and water services monitoring systems.
  • Contract management and performance management of professional service providers.
  • Financial planning and management for projects.
  • Development of business case and bid specifications for water resource studies projects.
  • The enhancement and maintenance of a SWAT+ web-based decision support system for the Integrated Vaal River System.
  • Coordinate responses to water-resource-related queries from the media, etc.
  • Liaise with water sector stakeholders, including other Government Departments and the public, on water issues through workshops, joint projects and other facilitation techniques.
  • Identify opportunities for collaborative research, innovation, knowledge generation and technology development.

How to apply

All applications to be submitted online on the following link: https://erecruitment.dws.gov.za/

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Enquiries

Dr Joshua Rasifudi Tel No: (012) 336 6856

Notes from the department

  • Interested applicants must submit their applications via the online link https://erecruitment.dws.gov.za Other related documentation such as copies of qualifications, identity document, driver’s license etc need not to accompany the application when applying for a post as such documentation must only be produced by shortlisted candidates during the interview date in line with DPSA circular 19 of 2022.
  • With reference to applicants bearing professional or occupational registration, fields provided in Part B on the online Z83 must be completed as these fields are regarded as compulsory.
  • Failure to complete or disclose all required information will automatically disqualify the applicant.
  • No late applications will be accepted.
  • Shortlisted candidates will be subjected to suitability checks (SAQA verification, reference checks criminal and credit checks).
  • SAQA evaluation certificate must accompany foreign qualifications (only when shortlisted).
  • Applications that do not comply with the above- mentioned requirements will not be considered.
  • All shortlisted candidates for SMS posts will be subjected to a technical exercise and interviews.
  • Following the technical exercise and interview, a maximum of three (3) SMS candidates will undergo psychometric assessments to assess cognitive capabilities, behavioural preferences, emotional intelligence, and integrity and a pre-entry certificate obtained from the National School of government is required prior to the appointment.
  • All shortlisted candidates, including the SMS, shall undertake two pre-entry assessments.
  • One will be a practical exercise to determine a candidate’s suitability based on the post’s technical and generic requirements and the other must be an integrity (ethical conduct) assessment.
  • Selection panels shall score both technical exercises as an additional criterion in the interview process.
  • Candidates will be required to complete a financial disclosure form and undergo security clearance.
  • Foreigners or dual citizenship holders must provide a police clearance certificate from country of origin (only when shortlisted).
  • The Department of Water Sanitation is an equal opportunity employer.
  • In the filling of vacant posts, the objectives of section 195 (1) (i) of the Constitution of South Africa, 1996 (Act No:
  • 108 of 1996) the Employment Equity imperatives as defined by the Employment Equity Act, 1998 (Act No:
  • 55 of 1998) and relevant Human Resources policies of the Department will be taken into consideration.
  • Correspondence will be limited to short-listed candidates only.
  • If you do not hear from us within three (3) months of this advertisement, please accept that your application has been unsuccessful.
  • Faxed applications will not be considered.
  • The department reserves the right not to fill these positions.
  • Women and persons with disabilities are encouraged to apply and preference will be given to the EE Targets.

As printed in Circular 41 of 2026 · page 95 · open the PDF (opens in new tab)

POST 41/147: SCIENTIST MANAGER GRADE A - REF NO: 271126/05 Branch: Water Resource Management Dir: Water Information Integration Sd: Integrated Water Resource Studies
SALARY: R1 143 468 per annum, (all-inclusive OSD salary package)
CENTRE: Pretoria Head Office
REQUIREMENTS: MSc degree in Hydrology. A PhD in Hydrology or a relevant natural scientific discipline will serve as an added advantage. Six (6) years' post-qualification BSc (Hons) Natural Science experience in the field of Hydrology. Compulsory registration with SACNASP as a professional Natural Scientist. The disclosure of a valid, unexpired driver's licence. Proven years of experience in the application of hydrological, systems and water quality models (WRSM2000, ACRU, WRYM, HEC-HMS, SWAT+, WQSAM). Proven years of experience in conducting water resource studies (water quality, quantity and ecology). Knowledge or experience in the water monitoring and assessment value chain (water resource data collection, data auditing and management protocols, analysis, interpretation, knowledge dissemination and information systems). The ability to apply scientific principles to integrate and interpret water quality or quantity data to draw scientifically sound conclusions. Sound knowledge of project management. Knowledge of geographical information systems (GIS) tools (ArcPro and QGIS). Understanding of research and development. Technical report writing. Possesses a high-performance culture. Professional judgement. Presentation skills. Decision-making and analytical skills. Creativity and customer focus. Good communication skills, both verbal and written. Problem-solving and analysis. Applicants must be able to travel nationally and internationally as required to represent the Department and the sector.
DUTIES: The successful candidate will be responsible for, but not limited to, the following: Lead a multidisciplinary team of scientists, plan, coordinate and conduct catchment and systems-based integrated water resource studies (quantity, quality, and ecology) focusing on the impact of land use, water use activities, and climatic pressures on water resources (surface and groundwater). Coordinate and establish processes to provide an annual overview of the status of water resources in the country through the National State of Water Report, Monthly bulletins, and weekly synopses. Lead and coordinate the development of catchment-based hydrological and water quality models. Configure, calibrate, set up, and run simulations for HEC-HMS, ACRU, WRSM2000, WRYM, SWAT+, and WQSAM models. Conduct parameter sensitivity and model uncertainty analysis, including stochastic methods for propagation of modelling uncertainties for decision-making, communication and intelligent knowledge integration. Provide capacity building and mentoring. Analyse water resource data and apply artificial intelligence and machine learning techniques to augment catchment modelling efforts. Coordinate the implementation of a programme for the digitalisation of the water resource and water services monitoring systems. Contract management and performance management of professional service providers. Financial planning and management for projects. Development of business case and bid specifications for water resource studies projects. The enhancement and maintenance of a SWAT+ web-based decision support system for the Integrated Vaal River System. Coordinate responses to water-resource-related queries from the media, etc. Liaise with water sector stakeholders, including other Government Departments and the public, on water issues through workshops, joint projects and other facilitation techniques. Identify opportunities for collaborative research, innovation, knowledge generation and technology development.
ENQUIRIES: Dr Joshua Rasifudi Tel No: (012) 336 6856

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