A COBOL programmer and analyst with over two decades of experience in development and analysis within mainframe and microcomputer environments, with a specialization in IBM/VSE, VM, and Windows COBOL Microfocus systems. Expertise includes corporate systems management for sanitation utilities across various states, including Paraíba, Sergipe, Rondônia, Bahia, and Alagoas. Proficient in managing extensive databases encompassing approximately 2 million water and sewage connections.