Mainframe Storage Specialist – Rijswijk

Wat je gaat doen

Mainframe Storage Specialist – Rijswijk

Short summary: Experienced Mainframe Storage Engineer/Architect to manage and maintain z/OS storage subsystems and execute product migrations from CA tools to native IBM software and storage solutions.

Practical: Start date: 09-09-2026 | End date/period: 08-09-2027 | Hours per week: 40,00 | Contract type: Secondment / Interim | Rate: €70 - € 80 (per hour, depending on experience)

What will you do

Our client is executing a large-scale mainframe infrastructure modernization and storage transformation program. The project focuses on managing enterprise-level storage environments, ensuring business continuity, and migrating legacy third-party management tools to IBM native toolsets.

Role focus Mainframe Storage Administration, z/OS, CA-to-IBM tool migrations, capacity and performance management, replication, and disaster recovery.

Key responsibilities

• Manage and maintain mainframe storage subsystems, including DASD, tape, and virtual tape libraries (VTL).
• Execute product migrations from CA software/tools to IBM native tools (such as CA Allocate to IBM TAAM/DFSMS, CA-1 to IBM DFSMSrmm, and CA Disk to DFSMShsm).
• Manage storage replication, sync confirmations, stop/suspend replications, and personality swap activities using DELL Storage PMAX, VTL, DLM, and Data Domain (DD).
• Perform storage allocation, dataset management, volume configuration, and optimal space lifecycle management.
• Monitor storage utilization, forecast capacity demands, optimize I/O performance, and resolve storage bottlenecks.
• Implement backup, recovery, and DR drill processes to ensure data integrity and meet RPO/RTO objectives.
• Provide L2/L3 support for storage-related incidents, perform root cause analysis, and execute changes via standard CAB processes.
• Develop automation scripts for repetitive storage operations to improve operational efficiency.

Environment & technologies

• Location: Rijswijk (Zuid-Holland)
• z/OS Storage Subsystems (DASD, Tape, VTL)
• IBM DFSMS, DFSMSdss, DFSMShsm, DFSMSrmm, TAAM, IDCAMS
• CA Tools (CA Allocate, CA-1, CA Disk)
• Dell Storage (PowerMax / PMAX, DLM, Data Domain)
• JCL & Batch Processing
• Disaster Recovery & Storage Replication

Duration & timing The engagement is planned for an initial period of 12 months (40 hours per week) with the possibility of extension.

Over de organisatie

Our client is a global leader in end-to-end IT services and enterprise solutions, helping multinational organizations modernize their mission-critical IT infrastructure, optimize data architectures, and ensure operational resilience. With deep expertise in mainframe environments, cloud platforms, and enterprise technology operations, they design and manage secure, scalable systems that power industry-leading businesses worldwide.

Wie ben jij?

Must-haves

• 10 to 20 years of hands-on experience in Mainframe Storage Administration within z/OS environments.
• Proven experience in product migration from CA tools to IBM software/tools.
• In-depth knowledge of DFSMS, DFSMSdss, DFSMShsm, DFSMSrmm, and IDCAMS.
• Hands-on experience with DELL Storage PMAX, VTL, DLM, and Data Domain, including replication control and swap activities.
• Strong background in DASD space allocation, dataset management, volume configurations, and disaster recovery operations.
• Solid understanding of z/OS internals, JCL, and batch processing.
• Excellent analytical, incident-handling (L2/L3), and communication skills in English.

Het aanbod

Apply

1. Introduction with Recruitment: You start with a conversation with our recruiter to discuss your experience, ambitions, and fit with the vacancy.
2. Presentation to the client: After a positive introduction, we submit your profile to the client.
3. Client interview: If the client invites you, the interview takes place. Our account manager is either present for the introduction or contacts you beforehand. Depending on the client, this is one or two interviews, online or on-site.
4. Finalization and start: If there is a successful match, we arrange the contractual matters so you can start your new role without worries.

Contact

Komal Gupta

• E-mail: komal.gupta@talisman-software.nl
• Phone: 0686886779
• LinkedIn: linkedin.com/in/komalgg

“Talent when you need it” is the right specialist, at the right time, working seamlessly for the right client.