Storage & Backup Engineer

Job description

**Why Mizuho** At Mizuho, we provide the stability of an international industry leader with the career trajectory of a growing business. Our steady, strategic growth gives our people at all levels rewarding degrees of responsibility and richer work experience than a boutique firm or an established giant could offer alone. It’s the local expertise of our employees that makes our global network so powerful. By collaborating with colleagues and clients who have the same ambition and drive, you can amplify your sphere of influence and base of knowledge as part of one of the largest—and growing—banks in the world. **Position Overview:** The Storage & Backup Engineer is responsible for supporting day-to-day storage and data protection operations while contributing to incident remediation, platform stability, and upgrade lifecycle execution across enterprise environments. **This is a midlevel, hands-on engineering role focused on reliable operations, timely issue resolution, and disciplined execution of maintenance and lifecycle activities.** This role supports enterprise storage and backup platforms including **NetApp, HPE Alletra, Pure Storage, Dell PowerStore, IBM Storwize / FlashSystem, SAN/NAS technologies, and Rubrik** . The engineer will troubleshoot operational issues, assist with root cause analysis, perform routine administration, support code and firmware upgrades, and help maintain recovery readiness across the environment. The ideal candidate has strong infrastructure fundamentals, practical experience in storage and backup operations, and the ability to work collaboratively with senior engineers, application teams, virtualization teams, network teams, and infrastructure stakeholders. **Key Responsibilities:** **Incident Remediation & Operational Support** • Support remediation of storage and backup incidents including outages, degraded performance, failed backups, replication issues, and data access issues • Participate in incident bridges and assist with troubleshooting across storage, backup, compute, virtualization, network, and application teams • Perform initial triage, evidence gathering, log review, and escalation for production-impacting issues • Assist with root cause analysis and document corrective actions to reduce repeat incidents • Monitor platform health and respond to alerts, failed jobs, capacity thresholds, and service-impacting conditions • Maintain and follow operational runbooks, escalation paths, and recovery procedures **Storage Platform Operations** • Administer and support storage platforms including NetApp ONTAP, Pure Storage FlashArray, Dell PowerStore, HPE Allatra, and IBM Storwize / FlashSystem • Perform routine storage provisioning, volume and LUN management, capacity expansion, mapping, masking, and decommissioning activities • Support NAS services including CIFS/SMB shares, NFS exports, permissions coordination, and access troubleshooting • Assist with replication, availability, and resiliency activities across supported storage platforms • Review capacity, performance, and health metrics to identify risks and support proactive remediation **SAN/NAS Operations** • Support SAN and NAS connectivity across enterprise infrastructure environments • Assist with Fibre Channel zoning, host connectivity, multipathing validation, and storage presentation troubleshooting • Work with compute, virtualization, and network teams to resolve connectivity, latency, pathing, and access issues • Maintain operational standards for storage provisioning, naming, documentation, and configuration hygiene **Backup & Recovery Operations** • Administer and support enterprise backup and recovery operations with a focus on Rubrik • Investigate and remediate failed backups, missed SLAs, replication issues, policy gaps, and restore failures • Support backup policy configuration, retention management, workload onboarding, and operational reporting • Perform restore testing and assist with validation of recovery procedures • Contribute to backup reliability, cyber recovery readiness, and disaster recovery preparedness **Upgrade & Lifecycle Execution** • Support lifecycle management for storage and backup platforms including software upgrades, firmware updates, hardware refreshes, and platform maintenance • Assist with planning, testing, scheduling, execution, and validation of storage and backup upgrade activities • Follow documented implementation plans, pre-checks, post-checks, and rollback procedures • Track platform versions, support status, known issues, and remediation needs across supported technologies • Coordinate with vendors and senior engineers during maintenance windows, escalations, and lifecycle events **Documentation, Monitoring & Operational Hygiene** • Maintain accurate documentation for storage allocations, backup policies, platform configurations, operational procedures, and support contacts • Support CMDB accuracy and relationship mapping for storage, backup, host, and application dependencies • Improve monitoring, alert response, capacity reporting, and health-check procedures • Identify opportunities to standardize repeatable tasks and reduce manual operational effort • Assist with scripting or automation using PowerShell, Python, vendor APIs, or automation platforms where appropriate **Disaster Recovery & Resiliency Support** • Support disaster recovery and business continuity testing for storage and backup services • Validate backup recoverability, replication status, and recovery procedure readiness • Assist with documenting recovery dependencies, platform risks, and remediation actions • Participate in post-test reviews and operational improvement activities. **Required Qualifications:** •12+ years of enterprise infrastructure experience with exposure to storage, backup, virtualization, or data center operations • Hands-on experience supporting SAN/NAS storage platforms in production environments • Workin