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Paris La Défense Cedex, FR

Function:  Engineering
Job Category:  Engineering

Chief Project Engineer, Mechanical

Wärtsilä is leading the transition towards a 100% renewable energy future. We Wärtsilians help our customers unlock the value of energy transition by optimizing their energy systems and future-proofing their assets. Did you know Wärtsilä has delivered 74 GW of power plant capacity and more than 80 energy storage systems 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?


Wärtsilä Energy Business is looking for a Chief Project Engineer, Mechanical to manage mechanical discipline in Energy customer delivery projects starting the supporting the sales activities on own area of project until warranty end. 
Chief Project Engineer is responsible for the whole mechanical discipline or a defined part of the scope in project execution towards the Project Manager for the project, who is responsible for the whole project including all disciplines (electrical, mechanical, and civil parts). Chief Project Engineer in Engineering give the possibility to grow and develop in own special defined area of expertise. 
Task is to maintain the scope of work on own area such as requirement collection, engineering phase, procurements of mechanical materials and services, logistic and support of installation and commissioning activities at site.
Participate in customer / stakeholder negotiations when needed and maintain good customer / stakeholder relationships.
Manage works under own responsibility area according to contract requirements together with internal team members and external vendors.
Plan the works with the total costs, schedule, quality, and customer needs in focus.

This position is located in Paris, France.


  • Safeguard that mechanical works are executed according to contract specifications and design directives as a member of a project team 
  • Make purchase specifications and bill of quantities as required for the project execution 
  • Make project specific design and design packages 
  • Co-ordinate the design between sub-suppliers 
  • Develop Power Plant project wise mechanical solution for the client 
  • Carry out sub-supplier quality- and delivery follow-ups 
  • Support our site team during installation and commission phases 
  • Give feedback regarding technical solutions and complaints 
  • Participate in development projects 



  • BSc. or MSc. in Mechanical or Process Engineering 
  • Being self-going, having team working skills, motivation to learn and grow professionally and willingness to travel as well as ability to understand and work with diverse cultures 
  • Minimum 3 years of experience of mechanical project engineering
  • Good command in English and French
  • Negotiation and communication skills
  • Teamwork skills
  • Technical skills in mechanical engineering

Work experience in some of following areas seams as benefit: 


  • Process & automation 
  • Fire protection& detection
  • Steam turbines
  • Steam systems
  • CHP


Why you and us                   


You will be a part of a global organization with local presence and work in an exciting and dynamic working environment with highly motivated and skilled co-workers. We offer interesting and challenging work tasks, as well as personal and professional development in a great team. 
If you feel excited by being a part of this working environment and think your personal skills and qualities match the job requirements, we look forward to receiving your job application.


Contact & next steps                                                                                                                       


We hope to hear from you before the application deadline 31.5.2022, through submitting your application through our career’s portal. We aim to keep you updated on the process all the way.

Last application date: 31/05/2022

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.

This is Wärtsilä

Wärtsilä Energy leads the transition towards a 100% renewable energy future. We help our customers in decarbonisation by developing market-leading technologies. These cover future-fuel enabled balancing power plants, hybrid solutions, energy storage and optimisation technology, including the GEMS energy management platform. Wärtsilä Energy’s lifecycle services are designed to increase efficiency, promote reliability and guarantee operational performance. Our track record comprises 74 GW of power plant capacity and more than 80 energy storage systems delivered to 180 countries around the world. 

Wärtsilä is a global leader in innovative technologies and lifecycle solutions for the marine and energy markets. We emphasise innovation in sustainable technology and services to help our customers continuously improve their environmental and economic performance. Our dedicated and passionate team of 17,000 professionals in more than 200 locations in 68 countries shape the decarbonisation transformation of our industries across the globe. In 2021, Wärtsilä’s net sales totalled EUR 4.8 billion. Wärtsilä is listed on Nasdaq Helsinki. Find out more at