SQUARE 1 RECRUITMENT

Mechanical Engineer - Water Treatment

SQUARE 1 RECRUITMENT  •  Johannesburg, ZA (Onsite)  •  7 days ago
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Job Description


Build Innovative Water Treatment Plants That Make a Real Impact


An exciting opportunity is available with a dynamic and entrepreneurial engineering business operating in the water treatment industry. This privately owned company designs and builds modular water treatment plants for a wide range of sectors including healthcare, education, hospitality, manufacturing, and commercial environments across South Africa and neighbouring African countries.


This is an ideal opportunity for a hands-on Mechanical Engineer who enjoys working across the full project lifecycle — from concept and design through to implementation and commissioning. The environment is fast-paced, collaborative, and offers exceptional exposure to multidisciplinary engineering projects where your contribution will directly influence the success of each solution.


You’ll work closely with process engineers, project teams, and manufacturing to design practical, fit-for-purpose modular treatment systems that solve real-world water challenges.


Key Responsibilities


  • Design and develop mechanical systems and components for modular water treatment plants

  • Assist with plant layouts, piping systems, pump selection, and equipment integration

  • Produce and support CAD drawings, 3D models, and technical documentation

  • Work closely with Process Engineers to ensure optimal treatment flow and plant functionality

  • Participate in the drafting and review of P&IDs

  • Support manufacturing and installation teams to ensure designs are implemented correctly

  • Conduct site visits and verify installed systems against design specifications

  • Assist with equipment sizing, material selection, and mechanical calculations

  • Contribute to testing, commissioning, and performance validation activities

  • Ensure compliance with quality, safety, and engineering standards


Requirements


Candidate Requirements


  • Degree or Diploma in Mechanical

  • Minimum 4 years’ experience in a mechanical engineering environment

    (water/wastewater process plants)

  • Strong understanding of
    piping systems, pumps, flow rates, and pressure systems

  • Experience working with
    AutoCAD and CAD modelling software (Inventor)

  • Knowledge of water treatment technologies such as
    UF/NF/RO membranes, filtration, ion exchange, and disinfection systems

  • Ability to
    work independently while collaborating effectively within a multidisciplinary team

  • Strong communication

    and problem-solving skills

  • High
    attention to detail with a practical engineering mindset

  • ECSA registration advantageous

  • Valid driver’s license essential


Why Join This Opportunity?


  • Work within a small, agile engineering team where your ideas and input matter

  • Exposure to technically interesting projects across multiple industries

  • Opportunity to grow beyond a narrow job scope and develop broader engineering capability

  • Be involved in projects from concept design through to commissioning

  • Dynamic and entrepreneurial company culture with strong growth potential

  • Regional project exposure across Southern Africa


Benefits


Salary & Benefits


  • R50 000 CTC (Negotiable based on experience)

  • Opportunity for career growth and technical development

  • Collaborative and supportive team environment


How to Apply


If you are a driven Mechanical Engineer looking to grow your career within an innovative water treatment environment, we would love to hear from you. Apply directly through SQ1 Recruitment.


By applying for this position, you consent to the processing of your personal information in accordance with the Protection of Personal Information Act (POPIA) for recruitment purposes.

SQUARE 1 RECRUITMENT

About SQUARE 1 RECRUITMENT

Square 1 Recruitment is where passion meets hard work, and delivery is enabled by world-class training and years of experience in sourcing and placing great talent.

We are an entrepreneurial business that partners with our clients, offering them a personal and tailored approach to the traditional recruitment process.

Working with us means that you can rest assured, knowing that your recruitment is in the hands of an experienced team, interested in your success as a business.

Industry
HR & Recruiting
Company Size
1-10 employees
Headquarters
Johannesburg, ZA
Year Founded
2018
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