Senior Engineer: Wastewater and Water Treatment at GIBB Engineering and Architecture

Key Performance Areas

The successful candidate will be responsible for the following: 

• Leading or supporting water and wastewater treatment projects from concept to commissioning.
• Develop and implement water reuse strategies for municipal, industrial, or agricultural applications.
• Evaluate and design advanced treatment technologies for reuse, including membrane filtration, UV disinfection, ozonation, and advanced oxidation processes.
• Provide technical support for the permitting, design, and implementation of water reclamation systems.
• Stay abreast of national and international standards, policies, and best practices related to water reuse.
• Conducting feasibility assessments and process evaluations for treatment systems.
• Develop design reports, operating philosophies, produce process flow diagrams, P&IDs, and specifications.
• Oversee preparation of drawings and tender documentation for treatment works.
• Evaluate and recommend appropriate technologies and treatment methods.
• Provide technical support during procurement and construction.
• Monitor contractor performance and ensure adherence to specifications and quality.
• Perform process commissioning and optimisation.
• Interface with clients, attending progress and technical meetings.
• Prepare project budgets and manage scope, time, and cost performance.
• Compile technical reports, proposals, and bid documents.
• Review and approve design documentation by junior staff.
• Contribute to business development and client engagement.
• Support knowledge transfer and the development of young professionals.
• Develop profile of self and GIBB as industry experts through writing and presentation of papers and writing of articles.
• Ensure adherence to health, safety, and environmental standards.

Requirements

Job Requirements

Qualification:

• BSc/BEng in Chemical, Civil, or Process Engineering.
• Master’s degree in Water, Environmental or Process Engineering will be an advantage.
• Professional Registration (PrEng) with ECSA required.

 Experience:

• 15–20 years’ relevant experience in water and wastewater treatment projects.
• Demonstrated expertise in both greenfield and brownfield projects.
• Hands-on experience in the design, specification, and commissioning of:
• Water Treatment Plants (conventional and advanced);
• Wastewater Treatment Plants (activated sludge, MBR, BNR, etc.).
• Proven experience in water reuse projects, including potable and non-potable reuse schemes.
• Familiarity with reuse-specific technologies and regulatory frameworks.
• Familiarity with national standards such as SANS, SABS, and regulatory requirements.
• Knowledge of contract administration (GCC, FIDIC).
• Proficiency in relevant software: AutoCAD, Civil Designer, Civil3D; process simulation tools a plus.