Service Engineer – Ballast Water Treatment Systems

General

A Service Engineer (BWTS) is responsible for the field service, inspection, testing, maintenance, troubleshooting, and repair of ballast water treatment systems on seagoing vessels. The role involves working on-site to ensure compliance with international regulations, such as IMO and USCG requirements.

This position is ideal for candidates passionate about maritime environmental compliance, with hands-on engineering expertise and a problem-solving mindset.

Reporting to: Technical Manager

Description

Perform scheduled and preventive maintenance of BWTS components, including filtration units, UV reactors, electrolysis systems, and control panels.
Check and ensure that the equipment and system operate within the IMO, USCG, regulatory requirements, and relevant standards.
Test and validate systems and suggest improvements
Calibrate instruments to maintain accuracy and reliability.
Identify and resolve system malfunctions (troubleshooting),
Do repairs and adjustments, replace defective parts, and conduct system upgrades when necessary.
Provide remote and on-site technical support to vessel crews and ship operators.
Maintain detailed records of work performed, parts used, and customer interactions.
Work with project management and technical specialists to plan and do jobs
Stay safe at all times
Perform other job-related tasks as assigned

Requirements

What you need to know and be good at:

Knowledge of BWTS technologies (UV treatment, electro-chlorination, etc.)
Experience in commissioning of BWTS
Strong mechanical and electrical troubleshooting abilities.
Ability to interpret technical drawings, schematics, and manuals.
IMO BWMS Code Familiarisation
Knowledge of industry standards and safety rules for marine processes
Strong analytical skills and attention to detail
Eagerness to learn and adapt
Ability to work well with customers, co-workers, and contractors
Strong communication skills
Willingness to travel within the region and internationally

Requirements:

Professional (Diploma or Bachelor’s) degree in engineering or vocational qualification
3-5 years of experience in a similar role (preferred)
Good English communication skills (verbal and written)
Dutch language skills are a plus but not mandatory
Flexible working hours: work hours may fluctuate depending on vessel schedules and operational needs, and out-of-hours work will be required.
Willingness to travel extensively and work onboard vessels or at yards
Ability to work independently and under pressure in a maritime environment.
Confident, engaging, and able to build relationships and take calculated risks
Willingness to learn and develop
Experience with common productivity tools (like Google Workspace)
Excellent interpersonal and problem-solving skills
Valid EU driving license – type B
Medically fit for offshore assignments and working at heights

Key strengths:

Independent and positive with good attention to detail
Solution-oriented
Team player
Dependable and hardworking
Takes the initiative and is self-motivated
Organized and able to multitask
Problem solver
Flexible working schedule
Able to write reports and correspondence
Able to work under pressure and handle multiple priorities and deadlines

Application Process

Note The application process may slightly vary for each individual candidate.

What do you like most about working at Mr. Marine?

Shikin Jaafar

Operations Director

What I absolutely love about working at Mr. Marine is being surrounded by a team of incredibly talented individuals. Every day, I have the opportunity to learn something new from each and every one of my colleagues. It’s like being in a constant state of growth and discovery, and I thrive on that.

Vasiliki Kostoula

Team Leader

What I like most about working at Mr. Marine is the inclusive environment we have meticulously built over the years. It is a place where I can genuinely be my true self, and where every individual’s voice and perspective are valued. The knowledge that all opinions matter promotes a culture of open communication, collaboration, and mutual respect. Moreover, I appreciate how our leadership actively fosters an environment where diversity is celebrated and differences are seen as strengths.

Sara Bernardi

Chief Commercial Officer

I love the vibrant, youthful energy that prevails in our team. We are a diverse group of individuals from different backgrounds and cultures, coming together with a shared enthusiasm and passion for what we do. This dynamic mix of personalities and perspectives creates a stimulating and engaging work environment that I truly enjoy. There’s an inherent drive to continuously improve and deliver exceptional results, which keeps us motivated and inspired.

Mihnea Radulescu

IT Manager & SAP Project Manager

There are many things I enjoy about working at Mr. Marine, but two of the most notable would be the dynamic, fast-paced international atmosphere, and the dedicated and passionate team members. The diversity of cultures and perspectives allows for fresh ideas, alternative ways of thinking and approaches to work. In addition, the people I work with are truly invested in their roles, and it is clear that they care about the success of the company and the impact of their work.

Yagmur Kantar

Senior Project Manager

What I cherish about working at Mr. Marine is the incredible opportunity to collaborate with colleagues from diverse backgrounds and cultures. Being part of an international team has enriched my professional experience in ways I never imagined. Working with colleagues from around the world has broadened my horizons and exposed me to different perspectives, ideas, and approaches to problem-solving. It’s a constant reminder that innovation knows no boundaries and that the collective intelligence of a global team can lead to remarkable outcomes.

Henri Baanen

Technical Manager

I love the variety of work and the speed of the business. After almost 15 years of being part of the Mr. Marine team, the “having fun” part of the business is still there for me.

Klaas Minnema

Senior Controller

Working at Mr. Marine is an absolute joy for several reasons. Firstly, the culture here is incredibly open and supportive. Being part of a young, dynamic team in an organization that thrives on innovation and continuous improvement is invigorating. What’s truly fascinating is the global aspect – interacting with customers and colleagues from diverse backgrounds, enriching the internal environment with a myriad of perspectives and experiences.

Equal Opportunities Statement

Mr. Marine is an equal opportunity employer, in accordance with Dutch law. We are committed to creating a diverse and inclusive workplace that is free from discrimination and where all employees are valued and respected. We do not discriminate on the basis of race, color, religion, gender, sexual orientation, gender identity or expression, nationality, age, disability, or any other protected status under Dutch law.

Mr. Marine is a global maritime service company. Our multi-brand expert team is committed to keeping vessels safe and compliant, anywhere in the world. With technical know-how, 24/7 responsiveness, and unparalleled spare part sourcing we are your global beacon.