Service Engineer - Ballast Water Treatment Systems

Mr. Marine; Rotterdam; Hybrid; EUR 45,000 - 60,000; Full time

Job summary

A maritime engineering company based in Rotterdam is seeking a Service Engineer (BWTS) responsible for inspection, maintenance, and repair of ballast water treatment systems on vessels. Candidates should possess strong mechanical and electrical troubleshooting skills, a degree in engineering, and experience with BWTS technologies. This position requires willingness to travel extensively and work both independently and under pressure, while ensuring compliance with international regulations.

Qualifications

• 3-5 years of experience in a similar role (preferred).
• Good English communication skills (verbal and written).
• Willingness to travel extensively and work aboard vessels.

Responsibilities

• Perform scheduled and preventive maintenance of BWTS components.
• Test and validate systems and suggest improvements.
• Provide remote and on-site technical support to vessel crews.

Skills

Knowledge of BWTS technologies (UV treatment, electro-chlorination, etc.)

Strong mechanical and electrical troubleshooting abilities

Ability to interpret technical drawings, schematics, and manuals

Strong analytical skills and attention to detail

Strong communication skills

Experience with common productivity tools (e.g., Google Workspace)

Education

Professional (Diploma or Bachelor’s) degree in engineering or vocational qualification

Job description

Job Description

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

What you’ll do

• 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.

Job 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 a 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 aboard 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 (e.g., Google Workspace).
• Excellent interpersonal and problem‑solving skills.
• Valid EU driving licence – 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.
• Organised 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.