Bosun with 3 years’ experience in the technical area of the post or AB with 8 years’ experience in the technical field; or Marine engineer class 4 with 1 year experience in the technical field; or Diploma in Marine engineer with 1 year experience in the technical field; or Japanese Class 5 trade certificate with 3 years’ experience in the technical field; or Fisherman with 5 years on foreign fishing vessels.