EY (Ernst & Young) is a global leader in assurance, tax, consulting, and strategy and transactions services. As one of the "Big Four" professional services firms, it operates a vast network of member firms across more than 150 countries, employing nearly 400,000 professionals worldwide to help clients navigate complex regulatory and business challenges.

In Spain, EY maintains a significant footprint with a major headquarters in Madrid and a strong presence in Barcelona and other regional hubs. The firm is a major recruiter of international talent, offering diverse opportunities in digital transformation, financial services, and sustainability, often within multicultural teams where English is a primary working language.

EY was formed in 1989 through the merger of Ernst & Whinney and Arthur Young & Co. Its roots date back to the 19th century with founders Arthur Young and Alwin C. Ernst, who established their respective firms in the US and UK.

For international professionals

EY Spain frequently hires international profiles for its Global Delivery Services and specialized consulting arms.
The company provides a structured career development framework and extensive internal training programs.
Many roles in technology and consulting hubs allow for hybrid work arrangements.
The firm has a dedicated International Mobility program to facilitate internal transfers and relocations.
Offices are located in major Spanish business hubs, offering flexibility in geographic placement.

OneStream Specialized Manager

This job was originally posted in Spanish and automatically translated to English. You'll most likely need Spanish to apply.

Job Description

At EY, we shape the future with confidence.

At EY, you will find much more than a job: a real opportunity to grow, learn, and leave a mark at a leading global firm.

In Spain, we are nearly 7,000 professionals, present in 15 offices, and part of a global network of more than 400,000 people who work every day with a common purpose: Building a Better Working World.

At EY, we drive careers with impact, structured development, and continuous learning.
We shape the future with confidence, through people and technology.

#ShapeTheFutureWithConfidence #EYCareers #BuildingABetterWorkingWorld

The opportunity

EY is a leading global firm in audit, consulting, strategy and transactions, and legal and tax services, supporting public and private organizations in their most complex challenges.

At EY:

We bet on continuous innovation
We develop long-term talent within multidisciplinary teams
We drive careers with purpose and trajectory

From EY Consulting, we are looking for a Manager specialized in OneStream to lead EPM solution implementation projects for national and international clients. The selected person will be responsible for the comprehensive management of projects, team management, and client relations, contributing to the growth of the Finance Consulting area.

Main responsibilities

Lead end-to-end OneStream implementation projects, from functional definition to go-live.
Act as a functional and technical reference in OneStream (Consolidation, Planning, Reporting, Forecasting).
Manage relationships with senior clients (Finance Director, CFO, Controlling), ensuring delivery quality.
Coordinate and develop teams of consultants (senior, junior, and technical profiles).
Define the project governance model, planning, risk control, and budget monitoring.
Participate in commercial activities, preparation of proposals, estimations, and client presentations.
Identify opportunities for improvement and evolution of the solution in post-implementation environments.
Contribute to the development of internal knowledge in OneStream and EY methodologies.

Requirements

Higher degree in Business Administration, Economics, Finance, Engineering, or similar.
Minimum of 6-8 years of experience in consulting, with at least 3 years leading OneStream projects.
Deep knowledge of:

Financial consolidation
Closing & Reporting
Planning & Forecasting
Financial models in EPM environments

Experience managing complex teams and projects.
High level of English (C1). Other languages are valued.
Excellent communication skills, leadership, and client orientation.

Especially valued

Official certifications in OneStream.
Previous experience in Big4 or strategic/technological consulting firms.
Knowledge of other EPM tools (SAP BPC, Hyperion, Anaplan).
Experience in international projects or multi-country environments.

What do we offer you?

Well-being and personal benefits

EY Wellbeing HUB, with physical health programs (Wellhub) and mental well-being.
Life and Accident Insurance.
EY Flex flexible compensation plan: transport, training, restaurant vouchers, childcare, among others.
Bankinter office with special conditions for EY professionals.

Flexibility and work-life balance

Hybrid work model, with flexibility depending on the project and team.

Professional development

EY University: continuous training with an individualized itinerary (more than 100 hours per year)
Defined career plan, with annual reviews and real growth opportunities.
Support from day one thanks to the figures of:

Buddy for your integration.
Counselor for your professional development throughout your trajectory.

Culture and work environment

Dynamic, collaborative, and inclusive environment.
Opportunity to work with global and multidisciplinary teams.
Constant expansion of your professional network in a leading firm.

Social commitment

Participation in social commitment initiatives through the EY Foundation and its own Social Impact programs in Spain.
Real commitment to sustainability, diversity, and corporate responsibility.

View original advert (Spanish)

En EY, damos forma al futuro con confianza.

En EY encontrarás mucho más que un empleo: una oportunidad real para crecer, aprender y dejar huella en una firma global líder.

En España somos cerca de 7.000 profesionales, presentes en 15 oficinas, y formamos parte de una red global de más de 400.000 personas que trabajan cada día con un propósito común: Building a Better Working World.

En EY impulsamos carreras con impacto, desarrollo estructurado y aprendizaje continuo.
Damos forma al futuro con confianza, a través de las personas y la tecnología.

#ShapeTheFutureWithConfidence #EYCareers #BuildingABetterWorkingWorld

La oportunidad

EY es una firma global líder en auditoría, consultoría, estrategia y transacciones, y servicios legales y fiscales, que acompaña a organizaciones públicas y privadas en sus retos más complejos.

En EY:

Apostamos por la innovación continua
Desarrollamos talento a largo plazo dentro de equipos multidisciplinares
Impulsamos carreras con propósito y recorrido

Desde EY Consulting estamos buscando un/a Manager especializado/a en OneStream para liderar proyectos de implantación de soluciones EPM en clientes nacionales e internacionales. La persona seleccionada será responsable de la dirección integral de proyectos, la gestión de equipos y la relación con cliente, contribuyendo al crecimiento del área de Finance Consulting.

Responsabilidades principales

Liderar proyectos end-to-end de implantación de OneStream, desde la definición funcional hasta la puesta en marcha.
Actuar como referente funcional y técnico en OneStream (Consolidation, Planning, Reporting, Forecasting).
Gestionar la relación con clientes senior (Finance Director, CFO, Controlling), asegurando la calidad del delivery.
Coordinar y desarrollar equipos de consultores (senior, junior y perfiles técnicos).
Definir el modelo de gobierno del proyecto, planificación, control de riesgos y seguimiento presupuestario.
Participar en actividades comerciales, elaboración de propuestas, estimaciones y presentaciones a cliente.
Identificar oportunidades de mejora y evolución de la solución en entornos post-implantación.
Contribuir al desarrollo del conocimiento interno en OneStream y metodologías EY.

Requisitos

Titulación superior en ADE, Economía, Finanzas, Ingeniería o similar.
Experiencia mínima de 6-8 años en consultoría, con al menos 3 años liderando proyectos de OneStream.
Conocimiento profundo de:

Consolidación financiera
Closing & Reporting
Planning & Forecasting
Modelos financieros en entornos EPM

Experiencia gestionando equipos y proyectos complejos.
Nivel de inglés alto (C1). Valorables otros idiomas.
Excelente capacidad de comunicación, liderazgo y orientación a cliente.

Se valorará especialmente

Certificaciones oficiales en OneStream.
Experiencia previa en Big4 o firmas de consultoría estratégica/tecnológica.
Conocimiento de otras herramientas EPM (SAP BPC, Hyperion, Anaplan).
Experiencia en proyectos internacionales o entornos multicountry.

¿Qué te ofrecemos?

Bienestar y beneficios personales

Wellbeing HUB EY, con programas de salud física (Wellhub) y bienestar mental.
Seguro de Vida y Accidentes.
Plan EY Flex de compensación flexible: transporte, formación, tarjeta restaurante, guardería, entre otros.
Oficina Bankinter con condiciones especiales para profesionales EY.

Flexibilidad y conciliación

Modelo de trabajo híbrido, con flexibilidad según proyecto y equipo.

Desarollo profesional

EY University: formación continua con itinerario individualizado (más de 100 horas al año)
Plan de carrera definido, con revisiones anuales y oportunidades de crecimiento real.
Acompañamiento desde el primer día gracias a las figuras de:

Buddy para tu integración.
Counselor para tu desarrollo profesional durante toda tu trayectoria.

Cultura y entorno de trabajo

Entorno dinámico, colaborativo e inclusivo.
Oportunidad de trabajar con equipos globales y multidisciplinares.
Ampliación constante de tu red profesional en una firma líder.

Compromiso social

Participación en iniciativas de compromiso social a través de la Fundación EY y de programas propios de Impacto Social en España.
Compromiso real con la sostenibilidad, la diversidad y la responsabilidad corporativa.