Mechanical Design Engineer Gas Plants
Network Engineering · Centurion, Gauteng
Posted 24 August 2026
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Our client is a leading multidisciplinary engineering organisation delivering advanced engineering solutions across international markets. The business operates across industries including ferroalloys, steel, PGM production, nuclear, and paper and pulp , with a strong focus on off-gas treatment, dust control, waste energy recovery and green energy technologies.
We are looking for an experienced Mechanical Design Engineer to join the Process Plant Engineering team, specialising in off-gas treatment and air pollution control systems . Duties & Responsibilities
Our client is a leading multidisciplinary engineering organisation delivering advanced engineering solutions across international markets. The business operates across industries including ferroalloys, steel, PGM production, nuclear, and paper and pulp , with a strong focus on off-gas treatment, dust control, waste energy recovery and green energy technologies. We are looking for an experienced Mechanical Design Engineer to join the Process Plant Engineering team, specialising in off-gas treatment and air pollution control systems .
Key Responsibilities
- Design mechanical systems for industrial off-gas treatment and air pollution control plants.
- Perform detailed mechanical engineering of:
- Fabric filter baghouses
- Wet scrubbers, including Venturi, packed bed and spray tower systems
- Cyclones and dust collection equipment
- Gas ducting systems
- Dampers, expansion joints and stacks
- Material handling equipment
- Storage tanks and ancillary process equipment
- Develop equipment layouts and overall plant arrangements using 3D CAD software .
- Prepare equipment specifications, requisitions and technical datasheets.
- Perform mechanical design calculations, equipment sizing and technical evaluations.
- Review vendor quotations, drawings and technical documentation.
- Participate in HAZOPs, design reviews and multidisciplinary coordination meetings.
- Prepare and review fabrication drawings and manufacturing documentation.
- Provide engineering support during fabrication, construction, installation and commissioning.
- Investigate plant operational problems and develop practical engineering solutions.
- Ensure designs comply with client specifications, applicable legislation and relevant international design codes and standards.
- Work closely with process, civil and EC&I engineering disciplines throughout the project lifecycle.
- Mentor and provide technical guidance to junior engineers and designers where required.
Minimum Requirements
- Bachelor's Degree in Mechanical Engineering .
- Minimum 5 years' experience in mechanical design within industrial process plants.
- Proven experience in off-gas treatment, gas-cleaning or air pollution control systems .
- Experience with mechanical equipment and systems used in process plants.
- Proficiency in 3D design and engineering software , preferably Autodesk Inventor and Plant 3D .
- Strong mechanical design and engineering calculation capabilities.
- Excellent analytical and problem-solving skills.
- Strong communication and multidisciplinary teamwork abilities.
Advantageous
- ECSA Professional Engineer registration or actively working towards professional registration.
- Experience across EPC projects from feasibility and concept design through to commissioning.
- Experience with fabrication, construction and commissioning support.
- Knowledge of relevant international mechanical and process plant design codes.
- Experience in ferroalloys, steel, PGM, nuclear, paper and pulp, or other heavy industrial environments.
What We’re Looking For
We are seeking a technically strong and experienced Mechanical Design Engineer who can take ownership of mechanical engineering deliverables and contribute to complex industrial projects. The ideal candidate will have a strong understanding of process plant mechanical design , be comfortable working across disciplines, and have practical experience with gas-cleaning, dust collection and air pollution control equipment .
Why Join?
- Work on cutting-edge multidisciplinary engineering projects .
- Exposure to complex international EPC projects.
- Opportunity to work with experienced process, civil and EC&I engineering professionals.
- Professional development and technical mentorship.
- Collaborative engineering environment.
- Opportunity to contribute to innovative sustainability and environmental engineering solutions .
Please send your cv to rusteyn@networkrecruitment.co.za