En 2009, la Administración Ferroviaria Nacional sueca presentó un manual con directrices para el diseño de la estructura de carga de los túneles en roca. Tras la fusión de varias administraciones de transporte en la Administración Sueca del Transporte, se requería una versión actualizada del manual.
Johanna es Contador Auditor e Ingeniero Comercial de la Universidad del Pacifico. Cuenta con 15 años de experiencia en áreas de administración y contabilidad. Es colegiada en Colegio de Contadores de Chile y posee experiencia en contabilidad Tributaria, Financiera y normas internacionales (NIC - IFRS).
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