System Engineer

Hassan Nejjar is an experienced IT professional with a strong focus on mainframe systems, storage management, and technical support. Over the course of his career, he has worked extensively with large-scale IT infrastructures, including ZOS environments, DB2 databases, and various hardware platforms. He is skilled in system administration, storage optimization, and technical support, with a significant history of working with leading financial institutions and tech companies.

His expertise spans areas such as incident management, change management, troubleshooting, and the implementation and configuration of mainframe products. He has led projects for the deployment and optimization of disk space management, and has provided technical guidance in critical situations, including disaster recovery and business continuity. Hassan’s experience also includes the creation and management of production environments, coordination of technical teams, and the design of security procedures. He has a proven ability to migrate large databases, implement backup solutions, and manage complex systems, ensuring smooth operations in high-pressure environments.