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Nexasphere
Mainframe Storage SpecialistNexasphere • Montreal, QC, Canada
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Mainframe Storage Specialist

Mainframe Storage Specialist

Nexasphere • Montreal, QC, Canada
17 hours ago
Job type
  • Full-time
  • Remote
  • Quick Apply
Job description

Location: Remote (Canada)

Language Requirement: English

Contract Term: 6-12 months with a possibility of an extension.

Type: Contract

Domain: Mainframe Storage


Role Summary

We are seeking an experienced TS7700 Tape Migration SME to support large‑scale mainframe storage environments, lead TS7700/VSM7 tape migration initiatives, and ensure high availability across enterprise z/OS infrastructures. The ideal candidate has deep expertise in mainframe storage, tape virtualization, disaster recovery, and performance troubleshooting.

Key Responsibilities

  • Lead and execute IBM TS7700 (or Oracle VSM7) tape migration projects.
  • Perform mainframe systems programming using TSO, ISPF, JCL, REXX, and z/OS utilities.
  • Implement and support DR solutions (GDPS, SYSPLEX, PPRC sync/async, XRC).
  • Troubleshoot performance issues using SMF, RMF, GTF.
  • Administer and configure enterprise storage systems (IBM, HDS).
  • Manage catalogs, storage definitions, and hardware configuration definitions.
  • Support backup and recovery facilities for mainframe storage.
  • Respond to incidents, change requests, and service requests.
  • Install and configure storage monitoring/management tools.
  • Maintain documentation, standards, procedures, and architecture specifications.
  • Provide training and knowledge transfer to internal teams.
  • Ensure a highly available and secure mainframe storage environment.
  • Installation, maintenance, and support procedures
  • Platform specifications and standards
  • Architecture design documentation
  • Platform build strategy
  • Backup and restore procedures

Ideal Candidate

  • 10+ years of mainframe storage experience
  • Proven TS7700 or VSM7 migration expertise
  • Strong troubleshooting and DR experience
  • Excellent communication and documentation skills
  • Ability to work with multiple stakeholders and provide on‑call support

Required Technical Skills

  • z/OS 3.x
  • DFSMS, HSM, FDR, DFDSS
  • IBM HCD
  • GDPS / SYSPLEX
  • TDMF
  • IBM IDCAMS
  • TSO, ISPF, JCL, REXX
  • PPRC (sync/async)
  • SMF, RMF, GTF
  • z/OS utilities
  • z/VM
  • IBM TS7700 or Oracle VSM7 VTS
  • IBM & HDS enterprise storage systems
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Mainframe Storage Specialist • Montreal, QC, Canada