Teams at Companion Data Services

Maintain and provide technical expertise for mainframe storage infrastructure, including technology roadmaps, product lifecycles, standards, policies, procedures, and vendor coordination. Analyze and evaluate hardware, software, and processes; support best-practice implementation; and collaborate with operations, architecture, vendors, and management. Preferred expertise includes IBM z/OS storage administration, HSM, DASD, DFSMS, SMS, RMM, mainframe virtual tape, replication, and related storage technologies.

Maintains and supports enterprise mainframe systems software and infrastructure. Responsibilities include debugging, designing, installing, testing, and maintaining systems software; evaluating patches and customer change requests; supporting security, disaster recovery, integration, performance improvements, and technical standards. The role requires extensive systems programming experience and preferably VTAM, z/OS, networking protocols, communications, Assembler, and related mainframe tools expertise.

Maintains and develops systems software across complex, multi-platform data center environments. Diagnoses and resolves software issues, designs system software and hardware builds, coordinates installations and maintenance, evaluates patches and infrastructure changes, supports audits and disaster recovery, and provides technical guidance on enterprise technology standards. The role focuses heavily on IBM z/OS storage environments and related mainframe storage, replication, backup, and recovery technologies.