Exceptional Career Opportunities at Wärtsilä Oyj: Join Finland's Global Leader in Marine and Energy Technologies

Essential Job Information

Available Positions:	18 diverse career opportunities across marine engineering, energy systems, manufacturing, and technology development
Company:	Wärtsilä Oyj - Global leader in innovative technologies for marine and energy markets since 1834
Working Hours:	Full-time positions with flexible schedules, international project work, and global collaboration opportunities
Location:	Helsinki, Finland and global locations across 77 countries with advanced manufacturing and R&D facilities
Contract Type:	Permanent positions with comprehensive benefits, international career development, and sustainability focus
Educational Requirements:	Engineering degrees preferred; marine, mechanical, electrical, and energy systems expertise highly valued
Experience Level:	From graduate engineers to senior professionals in marine technology, power generation, and sustainable energy solutions
Language Requirements:	English proficiency required for international operations; Finnish and other European languages advantageous
Target Candidates:	Marine engineers, energy specialists, sustainability professionals, and technology innovators passionate about decarbonisation
Application Email:	socialmedia@wartsila.com

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About Wärtsilä Oyj

Wärtsilä Oyj stands as a global leader in innovative technologies and lifecycle solutions for the marine and energy markets, with an extraordinary heritage spanning 190 years since its founding in 1834. Based in Helsinki, Finland, this pioneering company has evolved from its humble beginnings into one of the world's most influential technology corporations, employing approximately 18,300 professionals across 77 countries and generating annual sales of approximately 6.5 billion euros. Listed on Nasdaq Helsinki, Wärtsilä represents the pinnacle of Finnish engineering excellence and innovation in the global marketplace.

The company's remarkable journey began in the 19th century when it was established as a sawmill in the small town of Wärtsilä, Finland. Over the decades, Wärtsilä has continuously reinvented itself, transitioning through various industries including forestry, steel, and shipbuilding before finding its ultimate calling in marine and energy technologies. This evolutionary path has instilled in the company a unique ability to adapt, innovate, and lead in rapidly changing technological landscapes, making it an ideal employer for professionals seeking dynamic and challenging career opportunities.

Today, Wärtsilä operates through three primary business divisions that collectively address some of the world's most pressing challenges in energy transition and maritime sustainability. Wärtsilä Energy focuses on helping customers and the power sector accelerate their decarbonisation journeys through market-leading technologies and power system expertise. This division develops and manufactures flexible engine power plants, energy storage and optimization technology, and provides comprehensive services for the entire lifecycle of power installations. The engines produced by this division are future-proof and designed to run on sustainable fuels, positioning Wärtsilä at the forefront of the global energy transition.

Wärtsilä Marine represents the company's maritime heritage and expertise, offering a comprehensive portfolio of engines, propulsion systems, hybrid technology, exhaust treatment systems, shaft line solutions, and digital technologies. The marine division also provides integrated powertrain systems that deliver exceptional efficiency, reliability, safety, and environmental performance. Beyond manufacturing, Wärtsilä Marine supports customers with performance-based agreements, upgrades, lifecycle solutions, and specialized decarbonisation services that help shipping companies meet increasingly stringent environmental regulations while maintaining operational excellence.

The Wärtsilä Portfolio Business consists of specialized business units that operate independently to accelerate performance improvement and unlock value through strategic initiatives, divestments, or other strategic alternatives. This structure allows the company to maintain focus on its core marine and energy businesses while exploring new opportunities and optimizing its overall portfolio for maximum value creation and strategic flexibility.

Wärtsilä's manufacturing capabilities are truly world-class, with state-of-the-art production facilities strategically located around the globe to serve regional markets efficiently while maintaining the highest standards of quality and environmental responsibility. The company's main manufacturing centers include advanced facilities in Finland, Italy, the Netherlands, China, and other key locations that collectively produce some of the world's most sophisticated marine engines, power generation equipment, and energy storage systems.

The company's marine engine manufacturing represents one of the most advanced and comprehensive operations in the industry, producing both 2-stroke and 4-stroke engines that power vessels ranging from small coastal ferries to massive container ships and cruise vessels. These engines are renowned for their fuel efficiency, reliability, and environmental performance, with many models capable of running on alternative fuels including ammonia, hydrogen, and various biofuels. The manufacturing process incorporates advanced automation, precision machining, and rigorous quality control procedures that ensure each engine meets the demanding requirements of maritime applications.

In the energy sector, Wärtsilä's manufacturing operations produce flexible power generation systems that can respond rapidly to grid demands, making them ideal for integrating renewable energy sources and providing grid stability services. These power plants can operate on various fuels and can be quickly started and stopped as needed, providing essential flexibility for modern electrical grids that increasingly rely on intermittent renewable energy sources such as wind and solar power.

Wärtsilä's commitment to sustainability extends throughout its manufacturing operations, with comprehensive environmental management systems, waste reduction programs, and energy efficiency initiatives implemented across all facilities. The company has set ambitious sustainability targets and is actively working to reduce its own environmental footprint while helping customers achieve their decarbonisation goals through innovative products and services.

The company's research and development capabilities are among the most advanced in the industry, with significant investments in emerging technologies including artificial intelligence, digital twins, carbon capture systems, and sustainable fuel technologies. Wärtsilä's R&D centers collaborate closely with leading universities, research institutions, and technology partners to develop next-generation solutions that will define the future of marine and energy technologies.

Innovation at Wärtsilä encompasses not only product development but also advanced manufacturing processes, digital technologies, and service innovations that enhance customer value and operational efficiency. The company's digital solutions include advanced monitoring systems, predictive maintenance technologies, and optimization algorithms that help customers maximize the performance and efficiency of their Wärtsilä equipment throughout its operational lifecycle.

Wärtsilä's global service network is one of the most comprehensive in the industry, with service centers and technical support facilities located strategically around the world to provide rapid response and expert support to customers operating Wärtsilä equipment. This service network employs thousands of highly skilled technicians and engineers who provide maintenance, repairs, upgrades, and performance optimization services that ensure maximum uptime and efficiency for customer operations.

The company's market position is truly exceptional, with Wärtsilä solutions installed on approximately one-third of all vessels sailing the world's oceans. This remarkable market penetration reflects the company's reputation for quality, reliability, and innovation, as well as its ability to provide comprehensive solutions that meet the diverse needs of the global maritime industry. From luxury cruise ships and naval vessels to cargo ships and offshore platforms, Wärtsilä technologies are trusted by operators worldwide.

In the energy sector, Wärtsilä has established itself as a leader in flexible power generation, with installations in over 180 countries providing essential grid services and backup power capabilities. The company's energy storage solutions are increasingly important as electrical grids worldwide integrate higher percentages of renewable energy sources that require sophisticated balancing and storage technologies to maintain grid stability and reliability.

Wärtsilä's commitment to decarbonisation is evident in its comprehensive approach to developing and implementing sustainable technologies across both marine and energy sectors. The company is actively involved in research and development of carbon capture technologies, sustainable fuel systems, and advanced propulsion technologies that will enable the shipping industry to achieve net-zero emissions by 2050. This commitment extends to the company's own operations, with ambitious targets for reducing greenhouse gas emissions and implementing circular economy principles throughout its value chain.

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Available Positions

1. Marine Engine Design Engineer

Design and develop next-generation marine engines for various vessel types, conduct performance analysis and optimization studies, collaborate with international engineering teams on advanced propulsion systems, and ensure compliance with international maritime regulations. Work with cutting-edge CAD systems, perform computational fluid dynamics analysis, and contribute to sustainable fuel compatibility research for future marine applications.

2. Power Plant Systems Engineer

Design flexible power generation systems for grid applications, develop control algorithms for rapid response power plants, optimize fuel efficiency and emissions performance, and coordinate with utility customers on system integration requirements. Analyze grid stability requirements, implement energy storage integration solutions, and support the transition to renewable energy systems through advanced power plant technologies.

3. Manufacturing Process Engineer

Optimize manufacturing processes for marine engines and power generation equipment, implement lean manufacturing principles, develop automation solutions for production lines, and ensure quality standards throughout manufacturing operations. Coordinate with global manufacturing facilities, analyze production data for continuous improvement opportunities, and support new product introduction processes from design to full-scale production.

4. R&D Sustainable Fuels Specialist

Research and develop engine technologies for alternative fuels including ammonia, hydrogen, and biofuels, conduct combustion analysis and emissions testing, collaborate with fuel suppliers and regulatory bodies, and support customer trials of sustainable fuel systems. Design fuel injection systems, analyze combustion characteristics, and develop safety protocols for handling alternative fuels in marine and power generation applications.

5. Digital Technologies Engineer

Develop digital twin technologies for marine engines and power plants, implement artificial intelligence solutions for predictive maintenance, create optimization algorithms for fleet performance management, and design user interfaces for digital monitoring systems. Work with big data analytics, machine learning algorithms, and IoT sensor technologies to enhance equipment performance and reduce operational costs for customers.

6. Quality Assurance Manager

Oversee quality control processes for manufacturing operations, implement ISO quality management systems, coordinate with international certification bodies, and ensure compliance with marine and energy industry standards. Develop quality metrics and reporting systems, lead continuous improvement initiatives, and manage supplier quality programs to maintain Wärtsilä's reputation for excellence and reliability.

7. Service Engineer - Marine Applications

Provide technical support for marine engine installations and maintenance, conduct performance diagnostics and troubleshooting, coordinate with ship operators and shipyards on service requirements, and deliver training programs for customer technical personnel. Travel internationally to support customer operations, perform engine overhauls and upgrades, and develop service recommendations to optimize equipment performance and reliability.

8. Environmental Compliance Specialist

Ensure compliance with international environmental regulations for marine and energy applications, develop emissions reduction strategies, coordinate with regulatory agencies on certification processes, and support customers with environmental compliance requirements. Analyze emissions data, implement environmental management systems, and contribute to the development of sustainable technology solutions that meet evolving regulatory requirements.

9. Project Manager - Energy Systems

Manage large-scale power plant installation projects from conception to commissioning, coordinate with engineering teams, contractors, and customers, ensure project delivery within budget and schedule constraints, and oversee quality and safety requirements. Develop project schedules, manage risk assessments, and coordinate international project teams to deliver complex energy solutions that meet customer specifications and performance requirements.

10. Maintenance Planning Coordinator

Develop maintenance schedules and procedures for manufacturing equipment, coordinate with production teams to minimize downtime, implement predictive maintenance technologies, and manage spare parts inventory for optimal availability. Analyze equipment performance data, schedule maintenance activities, and coordinate with equipment suppliers to ensure maximum manufacturing efficiency and equipment reliability.

11. Sales Engineer - Marine Propulsion

Develop technical sales proposals for marine propulsion systems, work with shipyards and ship owners on vessel design requirements, provide technical presentations and demonstrations, and coordinate with engineering teams on customer-specific solutions. Analyze market trends, participate in international maritime exhibitions, and build relationships with key customers to expand Wärtsilä's market presence in the global marine industry.

12. Automation Systems Technician

Install and maintain automation systems for marine engines and power plants, program control systems and human-machine interfaces, troubleshoot complex electrical and electronic systems, and provide technical support for digital control technologies. Work with advanced PLC systems, configure monitoring and control software, and ensure optimal performance of automated systems throughout their operational lifecycle.

13. Supply Chain Specialist

Manage global supply chain operations for manufacturing facilities, coordinate with international suppliers on material requirements, optimize inventory levels and logistics operations, and ensure supply chain resilience for critical components. Analyze supplier performance, negotiate contracts and pricing agreements, and implement supply chain sustainability initiatives to support Wärtsilä's environmental and social responsibility commitments.

14. Test Engineer - Engine Performance

Conduct comprehensive testing of marine engines and power generation equipment, develop test procedures and protocols, analyze performance data and emissions measurements, and coordinate with certification bodies on type approval processes. Operate advanced test facilities, perform endurance testing and reliability analysis, and support product development teams with performance validation and optimization recommendations.

15. Customer Training Specialist

Develop and deliver technical training programs for customer personnel, create training materials and documentation, coordinate with international training centers, and ensure customer competency in operating and maintaining Wärtsilä equipment. Design simulation-based training programs, conduct hands-on workshops, and provide ongoing support to ensure customers can maximize the performance and reliability of their Wärtsilä installations.

16. Energy Storage Systems Engineer

Design and develop energy storage solutions for grid applications, analyze battery technologies and system integration requirements, optimize charging and discharging algorithms, and coordinate with utility customers on energy storage deployment. Work with advanced battery management systems, implement grid-scale energy storage projects, and support the integration of renewable energy sources through innovative storage technologies.

17. Mechanical Design Engineer

Design mechanical components and systems for marine engines and power generation equipment, perform structural analysis and optimization studies, coordinate with manufacturing teams on producibility requirements, and ensure compliance with international design standards. Utilize advanced CAD and simulation software, conduct stress analysis and fatigue calculations, and support product development from concept through production implementation.

18. Sustainability Coordinator

Implement sustainability initiatives across manufacturing operations, coordinate environmental reporting and compliance activities, develop carbon footprint reduction strategies, and support customer sustainability goals through innovative solutions. Analyze environmental impact data, implement circular economy principles, and coordinate with international teams on sustainability best practices to advance Wärtsilä's commitment to environmental stewardship and decarbonisation leadership.

19. Packing & Packaging Worker

Perform product packaging, labeling, and shipment preparation activities within Wärtsilä’s manufacturing and logistics facilities. Operate packaging machines and material handling equipment to ensure products are safely and accurately packed according to technical and export standards.

Maintain cleanliness and organization in the packing area, inspect materials for damage or defects, and ensure compliance with quality and safety procedures.

Assist warehouse and logistics teams in organizing shipments, loading and unloading materials, and preparing documentation for deliveries.

Support continuous improvement initiatives related to packaging efficiency, waste reduction, and sustainable materials use.

Qualifications: High school education or equivalent; previous experience in packaging, warehouse, or production environments preferred; attention to detail, physical fitness, and ability to work in a fast-paced industrial setting required.

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Why Choose Wärtsilä Oyj

Working at Wärtsilä Oyj provides exceptional opportunities to be part of a global technology leader that is actively shaping the future of marine and energy industries. With 190 years of innovation heritage and a strong commitment to sustainability, Wärtsilä offers employees the chance to work on cutting-edge technologies that have real-world impact on global decarbonisation efforts and environmental protection.

Professional development opportunities at Wärtsilä are extensive, including access to advanced training programs, international assignments, and collaboration with leading technology partners and research institutions worldwide. The company's global presence across 77 countries provides unique opportunities for career advancement and international experience in diverse markets and applications.

Wärtsilä's commitment to innovation ensures that employees work with the most advanced technologies in the industry, including artificial intelligence, digital twins, sustainable fuels, and energy storage systems. The company's significant investment in research and development creates an environment where employees can contribute to breakthrough technologies that will define the future of marine and energy sectors.

The company's strong financial performance and market leadership position provide job security and career growth opportunities in expanding markets. With approximately 6.5 billion euros in annual sales and a presence on every third vessel in the world, Wärtsilä offers stability combined with dynamic growth potential in emerging technology areas.

Employee benefits at Wärtsilä include competitive compensation packages, comprehensive health and wellness programs, flexible working arrangements, and opportunities for international travel and collaboration. The company's commitment to work-life balance and employee well-being creates a supportive environment that enables professional success while maintaining personal fulfillment.

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Application Process

To apply for any of these exciting career opportunities at Wärtsilä Oyj, please send your comprehensive resume and cover letter to socialmedia@wartsila.com.

 In your application, please specify which position you are applying for and include relevant experience and qualifications that demonstrate your suitability for the role. We welcome applications from individuals who are passionate about sustainable technology and committed to excellence in marine and energy applications.

Successful candidates will demonstrate strong technical skills, international mindset, sustainability awareness, and enthusiasm for working in a global technology environment. Previous experience in marine engineering, power generation, or related fields is highly valued, along with the ability to work in multicultural teams and contribute to innovative solutions for complex technical challenges.