About M/Y ORRAIA

Jonah Semmler is an experienced marine professional serving as Deckhand, Vessel Manager, Maintenance Technician, and Engineer aboard a 90-foot yacht operating in Sydney Harbour.

He brings a hands-on, detail-oriented approach to vessel operations, maintenance, and onboard engineering, ensuring the yacht performs at its peak under all conditions.

Has experience in deck operations, preventative maintenance, mechanical troubleshooting, and refit coordination, with a proven ability to manage all aspects of yacht management while delivering exceptional guest experiences. Known for strong problem-solving skills, attention to detail, and a commitment to safety and reliability, Jonah ensures the vessel is maintained to the highest operational and presentation standards.

With a passion for marine operations and a practical, solution-focused mindset, Jonah contributes to smooth daily operations and a seamless, enjoyable experience for owners, guests, and crew alike.

Rachael Ligtenberg is a highly experienced Chief Stewardess from Sydney, with
extensive expertise in luxury yachting and high-end hospitality. She has served on
yachts ranging from 45 to 90 metres, mastering interior operations, provisioning,
and guest service management.
Rachael has led interior teams as Chief Stewardess and relief Chief Stew,
coordinating guest trips, formal dining, floral arrangements, table décor,
inventories, and working closely with chefs and captains to deliver seamless
charter experiences. She is also skilled in cocktail and wine service, event hosting,
and anticipating guest preferences.
Outside yachting, Rachael has provided high-end service to VIP clients at luxury
residences and venues, managing events, wardrobes, and guest logistics. With
formal qualifications in STCW, Security Duties, Food & Hygiene, and leadership
training, she combines operational expertise with strong team leadership.
Known for her attention to detail, professional calm, and warm, energetic
personality, Rachael creates a welcoming onboard atmosphere. She enjoys
cooking, ocean activities, music, and social events, enhancing every guest
experience.

Sammy Jakubiak, winner of My Kitchen Rules 2011, is a renowned TV home cook, caterer, and owner of Sydney’s popular Frank’s Deli. With a deep connection to her Polish heritage and global cuisines, she has built a successful career in food, appearing on numerous TV shows, including Sammy and Bella’s Kitchen Rescue on Netflix. She has judged Polish MasterChef, taught cooking classes nationwide, and co-hosted the Academia Barilla World Pasta
Championships in Italy. Her latest venture, Frank’s Deli in Waverley, has gained instant acclaim, with its sandwiches ranked among Sydney’s best by Urban List. Most recently, she has become one of Sydney Harbour’s most sought-after superyacht chefs, bringing her signature flavors and expertise to luxury dining at sea.

Eilish Murphy is an experienced Stewardess with a strong background in luxury
hospitality and superyacht service. Originally from Sydney and now based on the Gold
Coast, she brings a professional, energetic presence and a passion for delivering
exceptional guest experiences.
She has worked on yachts ranging from 30 to 71 metres, gaining expertise in both
interior service and deck support. Her experience includes cabin preparation, fine dining,
bar and cocktail service, event setup, and maintaining impeccable interior standards for
owner and VIP charters. As Sole Stewardess, she has managed all interior operations,
including housekeeping, guest service, laundry, and meal preparation for up to 12
guests, while also assisting with deck duties when required.
Eilish holds a Bachelor of Business (Events & Tourism) and professional certifications
including STCW, ENG1, Food & Hygiene Level 2, and First Aid/CPR, combining
operational skill with luxury service expertise. Known for her attention to detail,
proficiency in cocktail and bar service, table styling, and flower arrangements, she
creates a polished and welcoming onboard atmosphere.
Outside yachting, she enjoys yoga, running, snowboarding, photography, and travel,
bringing a positive, active energy to the crew environment.