Mechanical Engineer jobs in South Africa

Wärtsilä Energy leads the transition towards a 100% renewable energy future. We help our partners to accelerate their decarbonisation journeys through our market-leading technologies and power system modelling expertise. These cover decarbonisation services, future-fuel enabled balancing power plants, hybrid solutions, energy storage and optimisation technology, including the GEMS Digital Energy Platform.

Did you know Wärtsilä has delivered 79 GW of power plant capacity and more than 130 energy storage installations in 180 countries around the world?

In this fast changing world of energy, we are constantly on the lookout for future-oriented talent to join our team and to work towards enabling sustainable societies through innovation in technology and services - together. Want to join the ride?

Join Us in Powering a Sustainable Future

Are you passionate about guiding customers, solving problems, and being the central point of communication in a dynamic technical environment? We’re looking for someone who thrives in operational and maintenance settings, and who enjoys working closely with customers and internal teams to ensure smooth and efficient service delivery.

• Guide customers in following the correct procedures, SOPs, and ways of working for their activities.
• Maintain daily communication with customers regarding operational and maintenance activities.
• Act as the first point of contact for resolving any issues that arise.
• Serve as a communication hub between all Wärtsilä stakeholders, including the Centre, CM, FS, Workshop, and Technical Service.
• Confidently manage direct verbal discussions with customers.

You Will Shine in This Role When You Can

• Coach and mentor maintenance staff, assisting them in diagnosing complex machinery or equipment issues.
• Develop and improve maintenance routines at the plant.
• Foster a culture of respect, cooperation, honesty, and ownership, and promote teamwork.

• Minimum Diploma in Engineering.
• Indonesian nationality only.
• Approximately 5 years of relevant experience.

We have an amazing team and a clear purpose. We’re passionate about smart technologies and building a sustainable future — and we hope to find a colleague who shares that passion.

At Wärtsilä, we encourage all employees to take advantage of our wide range of training programs, learning solutions, and self-study materials. These resources support your growth and development in a global, ambitious, and forward-thinking organization.

Does this sound like the job for you? If yes, we hope to hear from you before the application deadline of 24/09/2025 by submitting your application through our careers portal. If you would like to clarify anything, please reach out to Kamal Pasya, Agreement Manager (kamal.pasya@wartsila.com) with any questions related to this position. (only for questions from direct job applicants; applications through email will not be recorded or responded to)

Please apply by 24/09/2025 at 23:59 Indonesia Standard Time. Our recruiting tool recognizes the time zone where the job ad has been published and closes the application period according to the same time zone.

At Wärtsilä we value, respect and embrace all our differences, and are committed to diversity, inclusion and equal employment opportunities; everyone can be their true self and succeed based on their job-relevant merits and abilities.

Wärtsilä is a global leader in innovative technologies and lifecycle solutions for the marine and energy markets. Our team of 18,300 professionals, in more than 230 locations in 77 countries, shape the decarbonisation transformation of our industries across the globe. Read more on www.wartsila.com.