IBMi SME, AS400

ASCENT GLOBAL LLCCairowuzzufpublished 11/10/2026
Must-have:Lead

Key Responsibilities

  • Lead IBM i (AS/400) system migrations, upgrades, and modernization activities.
  • Manage and optimize IBM i performance, including system resources, workloads, jobs, storage, and database performance.
  • Provide deep technical expertise across IBM i / OS400, Power Systems, and related infrastructure.
  • Design, implement, and manage MIMIX high-availability and replication environments.
  • Provide expertise in PN400 / replication technologies, including configuration, monitoring, troubleshooting, and recovery.
  • Analyze replication issues, latency, synchronization, journal/receiver issues, and system failover scenarios.
  • Support production environments, incident resolution, root-cause analysis, and performance tuning.
  • Develop migration, disaster recovery, and high-availability strategies.
  • Work closely with infrastructure, application, database, and business teams during major migration and transformation projects.
  • Provide technical leadership and mentoring to IBM i support teams.

Required Expertise

  • Strong hands-on experience with IBM i / AS400 / iSeries.
  • Extensive experience in IBM i migrations and system upgrades.
  • Advanced IBM i performance tuning and troubleshooting skills.
  • Expert-level knowledge of MIMIX replication and high availability.
  • Strong knowledge of IBM i journaling, replication, backup/recovery, and HA/DR.
  • Experience with Power Systems / IBM Power infrastructure.
  • Strong troubleshooting, incident management, and root-cause analysis capabilities.

Preferred

  • IBM i certifications.
  • Experience with large-scale enterprise IBM i environments.
  • Experience leading complex migration and HA/DR projects.
  • Strong communication and stakeholder-management skills.