Bouw of Installatie vacatures in Botlek Rotterdam

Service Technician Mechanical

Date: 20 Jan 2026

Location: ROTTERDAM, ZH, NL, 3089 JD

Company: Allseas Group

About Allseas

Division Description

Department Description

To stay ahead of the industry, we are developing tomorrow's technology today, transforming bold ideas into state-of-the-art solutions to meet the market's ever-changing needs. This mindset led us to build the world's largest construction vessel: the Pioneering Spirit , capable of performing single lifts up to 60,000 tons. Do you trust your own vision and have the courage to pursue it? Then join the thinkers, leaders and visionaries at Allseas!

An exciting opportunity has arisen for a hands-on, technically skilled Service Technician Mechanical to join our team. The position is based at our various locations in the Netherlands, including the Bluemarine Offshore Yard Service (BOYS) site in Rotterdam and our yard in Heijningen. You will also spend approximately 15 weeks per year offshore on board our vessels, supporting the maintenance and troubleshooting of mechanical systems and equipment.

The team is responsible for maintaining and servicing critical mechanical equipment used in our offshore operations. You will work closely with Equipment Mechanics and other Service Engineers to ensure all mechanical assets are maintained to the highest standards.

Unit Scope

Discipline Description

Job Description

As a Service Technical Mechanical , you will be responsible for the inspection, maintenance, repair and modification of mechanical equipment used across Allseas' vessels, yards, and workshops. Your work ensures the reliability and operational readiness of essential machinery used in complex offshore construction projects.

Your key responsibilities will include:

• Perform maintenance, troubleshooting and repairs on mechanical systems and components (e.g. winches, gearboxes, rotating equipment, hoisting and handling systems);
• Assist in assembly and commissioning of mechanical installations;
• Support mobilisation and demobilisation activities during project execution;
• Supervise subcontractors performing mechanical works where applicable;
• Work alongside other technical disciplines (hydraulics, electrical, structural) as required;
• Maintain up-to-date documentation and service reports in the internal IT systems;
• Ensure all tasks are executed in line with safety and quality procedures.

Education & Experience

We are looking for a practical, result-driven Service Technician with a "can-do" attitude who takes initiative and works in a structured way.

• MBO degree in mechanical engineering or similar technical field;
• At least 2 years of relevant work experience in mechanical maintenance, preferably in the offshore, shipbuilding, dredging or heavy machinery sector;
• Good understanding of mechanical systems, rotating equipment and marine machinery;
• Familiarity with classification society rules and mechanical safety standards;
• Hands-on mentality, flexible, safety- and result-oriented;
• Good command of English, both written and spoken;
• Willingness to travel and work offshore as needed;
• Experience with Microsoft Office and ERP systems (e.g. IFS) is an advantage.

Certifications

Additional Information

Working at Allseas allows you the chance to work in a dynamic, fast-paced, entrepreneurial environment, with creative thinking, collaboration and down-to-earth culture at its core.

You can expect

• Competitive industry benchmarked salary and excellent pension;

• Performance based salary raises and bonuses;

• 30 holidays days per year, flexible working hours;

• Extensive training and development programme, study budgets and coaching;

• A company-sponsored fitness scheme;

• Internal clubs, committees, parties and (sportive) events.