Stig Remoy-led Olympic Subsea has clinched a renewables contract with Siemens Gamesa subsidiary Adwen.
The Norwegian owner the 4,900-dwt support ship Olympic Orion (built 2012) has been fixed for six firm months, with further options.
The deal starts in the second quarter.
Olympic Orion is equipped with a gangway system, a 100-ton crane and accommodation module to perform projects on wind farms in the North Sea and Baltic Sea.