For 88 years, the José Silveira Foundation has kept its gaze focused on the future, reinventing its practices in an unpredictable world without losing sight of its solid roots—roots grounded in the origin of its purpose: caring for health and improving people’s quality of life. With this in mind, we seek individuals connected to innovation who can contribute to our continued growth and the perpetuation of our legacy. Join our purpose! **Responsibilities and duties** The Administrative Assistant in the Claims Adjudication Department will be responsible for supporting the analysis, organization, and control processes of medical and administrative claims, ensuring accuracy of information, adherence to deadlines, and support to the team in carrying out routine tasks. * Financial reconciliation and analysis of payment discrepancies. * Review of administrative, technical, and financial claims. * Preparation of claim appeals based on contractual terms and current legislation. * Basic knowledge of TUSS, CBHPM, AMB, BRASINDICE, and SIMPRO coding systems. * Familiarity with hospital management systems (e.g., MV, ZERO GLOSAS). * Conduct detailed data analyses and propose improvements to administrative processes. **Requirements and qualifications** Completed high school education (mandatory) or a technical course in administration. Courses: Intermediate or advanced Excel (macros, pivot tables, charts). Candidates motivated by change and who enjoy working in teams are preferred. **Additional information** Availability to work Monday through Friday during standard business hours. Founded on February 21, 1937, by Professor José Silveira, the José Silveira Foundation (FJS) has expanded its mission through sustainable growth, anchored in strategic planning and a focus on achieving optimal results. As a nonprofit philanthropic institution, FJS primarily serves underserved populations, delivering services with excellence. This is evidenced by the benchmark work carried out by our units in areas such as tuberculosis control, neonatal care, humanized childbirth, breast cancer treatment, and rehabilitation of patients with neuropsychomotor, intellectual, and autism-related disabilities. Annually, FJS performs over 1.2 million healthcare services. Furthermore, FJS implements preventive and health promotion initiatives, as well as socio-environmental actions targeting communities in Salvador and municipalities across Bahia’s interior, contributing to improved social and health indicators across the state. **\#JoinFJS**