
Management structure
Updated July 2025
The O’Brien International School – Management Structure
Head of Centre / Director / Owner
John Doyle O'Brien
John Doyle O’Brien is the owner and Director of The O’Brien International School, holding overall responsibility for the daily operations of the institution. As Head of Centre, he is tasked with planning, organizing, and coordinating all professional functions of the school.
His leadership role involves:
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Motivating and managing staff through clear delegation and performance evaluation.
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Setting expectations, goals, and ensuring accountability.
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Overseeing the organization of examinations in collaboration with the Deputy Director and the Examinations Officer.
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Maintaining a strong presence within the school and, when required, the local community.
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Undertaking strategic desk work and decision-making responsibilities.
He also serves as Head of the Social Sciences Department and is the designated Health and Safety Officer, ensuring compliance with safety regulations and policies to maintain a secure learning environment.
Deputy Director
Sabrina Patiño
Sabrina Patiño serves as the Deputy Director, acting as second-in-command to the Director. She plays a key role in the strategic leadership of the school and helps ensure that all school operations align with the institution's aims and objectives.
Her responsibilities include:
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Assisting in the implementation of the school's vision, leadership, and overall direction.
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Standing in for the Director during absences.
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Supporting examination coordination and administration.
In addition to her leadership role, she also serves as:
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Department Head for Spanish
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Educational Psychologist
Administration and Examinations Officer
Victoria Ferrandez
Victoria Ferrandez is responsible for both administrative duties and the management of examinations.
Administrative Duties:
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Organizing school records and maintaining databases.
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Overseeing accounts and supply inventory.
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Filing, typing, formatting reports, and internal communication.
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Acting as liaison between departments and with the public.
Examinations Duties:
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Managing exam days in compliance with awarding body regulations.
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Preparing examination materials, handling emergencies, and ensuring proper collection and dispatch of scripts.
She also teaches in the Primary Department.
Department Heads and Teaching Staff
The teaching staff at The O’Brien International School are responsible for delivering high-quality classroom instruction, preparing effective lessons, assessing student performance, and contributing to the academic and personal development of all students.
Department Heads:
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Mathematics: Declan Wynne
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English and SENCo: Derek Raishbrook
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English Misbah Butt
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Spanish / Educational Psychology: Sabrina Patiño
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MFL Irina Soteva
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MFL/ Religion Stefano Perossa
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Business: Angela Williams
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Art, Design and Russian Olga Gaeva
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Statistics and Biology: Lara Houston
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Music and Sport: Gabriel Ruiz
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BESS Cristina Viera
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Social Sciences: John Doyle O’Brien
Primary dept:
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Head Victoria Doyle O'Brien
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Early years Michelle Heffernan
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Early years Jo-Anne Slade
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Mireia Varela – Primary / ICT
Health and Safety Officer
John Doyle O’Brien
In addition to his roles as Director and Head of Centre, John Doyle O’Brien also serves as the Health and Safety Officer. He is responsible for:
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Identifying and mitigating risks in the school environment.
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Promoting a culture of safety and compliance.
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Maintaining up-to-date safety policies and procedures.