Location: Rotterdam | Fulltime – 40 hours per week

We are excited to welcome a new colleague to our Rotterdam office who thrives on connecting with people, loves working in a fast-paced environment, and brings passion to everything they do! Acta Marine is a rapidly growing organization, full of exciting developments and opportunities for the future. Our people are defined by their drive, commitment to collaboration, and continuous growth. At Acta Marine, you’ll quickly feel at home, finding your place in an environment that encourages you to shape your own role while tackling engaging challenges. Whether onshore or offshore, our dynamic and supportive culture empowers you to thrive and make an impact.

Acta Marine is an industry leader in offshore wind support and marine operations, providing high-quality and reliable solutions that help drive the global transition to renewable energy. Our modern fleet of (C)SOVs enables safe and efficient offshore operations, and our people are the driving force behind this success—professionals who combine expertise, innovation, and commitment to safety and sustainability.

As Crewing Coordinator, you are part of the Crewing Team and play a key role in ensuring that Acta Marine’s vessels are safely, efficiently, and legally manned at all times. You coordinate daily crewing operations, including crew planning, scheduling, and crew changes, while maintaining close contact with seafarers, vessel management, and external stakeholders.

You monitor certifications, training requirements, and compliance with maritime regulations, while supporting crew development and retention initiatives. In this dynamic offshore environment, you balance changing operational priorities, maintain accurate crew records, and support budget control, working closely with the Manager Crewing and Senior Crewing Coordinator.

As Crewing Coordinator, you will be responsible for:

• Planning and coordinating crew rotations in line with contract durations, vessel schedules, and operational requirements.
• Arranging timely crew changes, including replacements, promotions, and temporary assignments in close coordination with the Senior Crewing Coordinator.
• Coordinating travel, visas, flights, and hotel arrangements for joining and signing-off crew.
• Verifying validity of crew certificates and qualifications, ensuring compliance with training requirements.
• Maintaining accurate crew records in crewing software and HR systems including payroll-related data.
• Acting as primary contact between vessels, agencies, seafarers, and Vessel Superintendents.
• Representing the company at annual maritime school open days.
• Preparing and maintaining annual training schedules for mandatory safety and compliance courses as per the company’s training matrix.