Manage and maintain IBM Power I (AS/400/iSeries) systems for internal operations and clients, ensuring high availability, disaster recovery, backups, replication, firmware/software maintenance, network/security administration, incident response, documentation, CL programming, query/reporting, and client communication. Perform new installs, HA rollover exercises, and collaborate with teams and vendors.

Provide expert back-office accounting support and consulting to credit unions, lead new-client conversions, troubleshoot complex balancing and reporting issues, train staff, maintain process documentation, collaborate with conversion teams, handle end-of-month and accrual processes, and travel occasionally for client engagements.