Senior Field Service Engineer, 4-Stroke

Senior Field Service Engineer, Mechanical

The Marine Agreements Field Service Resources team oversees field service resourcing for two extensive maintenance agreements with Marine customers, managing all engine maintenance and monitoring, both scheduled and unscheduled. We are responsible for safely extending overhaul intervals whenever possible, thanks to our close monitoring of the ship's engines. We have a passion for doing things right, and our customers appreciate the world-class service we provide.

We are now looking for a dynamic and safety-oriented Senior Field Service Engineer, Mechanical to join our skilled team in Mexico. 

What will you be doing?

As a Senior Field Service Engineer, your primary focus will be performing field service activities such as overhauls, maintenance, and troubleshooting on Wärtsilä 4-stroke marine diesel engines, including the Wärtsilä 46, 46F, 46 Common Rail, 46 TSDF, and Sulzer ZA40S. You will provide our customers with technical expertise and strive to deliver the best possible service experience, all while adhering to Wärtsilä QEHS guidelines and regulations.

In this exciting role, you will have the opportunity to work internationally, traveling the world for approximately 200 days per year. Thus, we hope that you are eager to travel and possess a strong field service mindset. When not traveling, you will have the flexibility to work remotely in accordance with our hybrid work model.

Your responsibilities for the role include, but are not limited to: 

• Performing field service activities on Wärtsilä marine diesel engines according to the work plan and contractual obligations.
• Conducting contract-specified overhauls and maintenance with the customer Riding Team.
• Coordinating, delegating and executing on-site RT tasks.
• Interacting professionally with customers throughout work execution, delivering solutions, and ensuring customer satisfaction.
• Providing internal and external progress updates on assigned work.
• Following up and reporting on the status of work orders to customers and internal stakeholders.
• Creating Service Work reports.
• Adhering to Wärtsilä QEHS guidelines, regulations, site procedures, and policies.

The below will enable you to succeed in this role:

• Relevant technical education or a combination of education and experience.
• Experience with medium-speed 4-stroke marine diesel engine operations, maintenance, and repairs.
• Knowledge of auxiliary systems.
• Highly effective technical communication skills, both spoken and written.
• Strong practical problem-solving skills and a solution-oriented mindset, with the ability to adapt when faced with challenges.
• Safety-first attitude.
• Excellent interpersonal and collaboration skills.
• Proficient English language skills, both spoken and written.
• Drive for the common goal of providing our customers with the best possible service experience. 

You will be at an advantage with:

• Experience with Wärtsilä engines, such as the Wärtsilä 32, 38 A, 38 B, 46, 46F, 46 Common Rail, 46 TSDF, or Sulzer ZA40S.
• Knowledge of ABB and Napier turbochargers.
• Experience working with electrical systems.
• A US B1/B2 visa.

Why you & us? 

In the Marine Agreements Field Service Resources team, you will be part of a global, innovative, and customer-driven organisation, working with cutting-edge technologies. You will travel regularly, seeing the world while collaborating with world-leading experts. We offer the best training in the industry, providing you with a professional advantage and enabling career growth. Continuous improvement is actively pursued, and you will utilise your expertise to influence and enhance our ways of working. We have an amazing team, a clear purpose, and are passionate about the work we do.

Next steps:

Does this sound like the job for you? If yes, we hope to hear from you before the application deadline by submitting your application (in English) in our Career portal. We will be conducting interviews with qualified candidates throughout the process and aim to keep you informed along the way. 

Last application date: 22/02/2026 

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 is a global leader in innovative technologies and lifecycle solutions for the marine and energy markets. Our team of professionals, in more than 200 locations in 79 countries, shape the decarbonisation transformation of our industries across the globe. Read more on 

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