Mechanical Commissioning Engineer

Tiivistelmä työpaikkailmoituksesta: The Mechanical Commissioning Engineer will plan, lead and manage mechanical installation, construction and commissioning activities on-site to ensure successful project handover. The role includes managing subcontractors, coordinating with civil and electrical teams using Last Planner System methods, overseeing inspections, testing and quality control, and maintaining project documentation. Candidates must have a degree in Mechanical Engineering or equivalent experience, solid mechanical installation and commissioning experience (preferably in power plants), strong communication skills and HSSE awareness. This permanent position is preferably based in Vaasa, Helsinki or Turku, Finland and requires flexibility to work approximately 250–300 days abroad per year without relocation or immigration support. Tämä tiivistelmä on luotu tekoälyn avulla. 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 – t ogether. Want to join the ride? We are looking for a Mechanical Commissioning Engineer who will be at the heart of bringing Wärtsilä Energy projects to life. Your main mission will be planning, leading and managing mechanical construction and commissioning activities on-site, ensuring everything runs smoothly from installation through to final handover. Your role and responsibilities As a Mechanical Commissioning Engineer your work will include taking ownership of mechanical installation and commissioning plans and delivering them with precision, while leading and inspiring the mechanical team to achieve high performance and strong collaboration. Communicating confidently with a wide range of stakeholders will be a key part of your role, ensuring alignment and clarity throughout the project. This is an opportunity to work on challenging and rewarding projects across the globe, alongside a talented team representing many cultures and perspectives. Every day, you will be contributing to shaping a more sustainable energy future. In this role, you spend approximately 250-300 days abroad per year . Please note that relocation costs and/or immigration support are not available for this position. We offer you an interesting role in challenging and rewarding projects globally. In this position, you can work in a successful team with people from many cultural backgrounds. This is a permanent position , and the preferred location for the role is Vaasa, Helsinki, or Turku, Finland . Your work will focus on these responsibilities: General: Planning and monitoring the progress of mechanical works at the site Proactively managing scope, material flow, and securing necessary resources Managing and guiding subcontractors Planning and coordinating Last Planner System (LPS) activities with subcontractors and monitoring progress Facilitating root cause analyses and resolving constraints in mechanical works Contributing to project schedules and maintaining accurate reporting Maintaining strong customer relations and team spirit on-site Promoting economical construction and cost-saving working practices Ensuring mechanical as-built drawings are completed and communicated Safeguarding compliance with HSSE policies and minimising risks in mechanical installations and commissioning Construction & installation: Coordinating construction and installation works with Civil and Electrical disciplines using LPS methods Ensuring design and installation instructions are adhered to Arranging inspections of received materials and goods Reviewing invoices from subcontractors and suppliers Maintaining records of change orders and claims Organising and leading weekly mechanical site meetings Ensuring quality control at the site Advising and supporting the client in planning, organising and executing tests Testing & commissioning: Managing and planning safe inspections and test procedures Instructing supervisors and subcontractors on accepted test methods and equipment Ensuring testing of installed equipment and documenting results Managing punch lists Ensuring all required documents are submitted and signed by the customer for plant handover To be able to succeed in the position, we expect you to have: A degree in Mechanical Engineering or a related field, or equivalent professional experience Solid ex