AS400 Specialist L1

Technologies :

(Must Have) :

- IBM AS400

- Storage

- Backup Management

Roles & Responsibilities :

1. AS400 (IBM i) Administration :

- Administer, monitor, and maintain IBM AS400 / IBM i systems

- User profile creation, modification, and access control management

- Job monitoring, subsystem management, and performance tuning

- Apply PTFs, cumulative updates, and OS upgrades

- Manage system backups, restores, and save/restore procedures

- Troubleshoot system, application, and batch job failures

- Coordinate with application teams for deployments and issues

- Ensure system security, auditing, and compliance

- Provide on-call and production support

2. HMC (Hardware Management Console) :

- Administer IBM Power systems using HMC

- LPAR creation, deletion, and configuration

- Resource allocation (CPU, memory, virtual adapters)

- Perform system activation, firmware management, and updates

- Coordinate planned and unplanned IPLs

- Monitor hardware health and system alerts

- Support DR activities involving Power systems

3. VIOS (Virtual I/O Server) :

- Install, configure, and maintain VIOS

- Manage virtual network and storage connectivity

- Perform VIOS patching and updates

- Configure and maintain NPIV, SEA, and virtual adapters

- Ensure redundancy and high availability for I/O resources

- Troubleshoot VIOS-related performance or connectivity issues

- Support LPM (Live Partition Mobility) activities

4. Disaster Recovery (DR) :

- Design, implement, and maintain DR strategy for AS400 and infrastructure

- Configure and monitor replication (logical/physical/backup-based)

- Conduct DR drills and validate recovery procedures

- Maintain DR documentation, runbooks, and recovery steps

- Coordinate DR failover and failback activities

- Ensure RPO and RTO objectives are met

- Work with stakeholders during BCP/DR events

5. Data Domain (Backup Appliance) :

- Administer and maintain Dell EMC Data Domain systems

- Configure and monitor backup jobs and schedules

- Capacity monitoring, space reclamation, and cleanup

- Ensure backup success and investigate backup failures

- Perform replication setup and monitoring

- Coordinate restore requests and DR restores

- Upgrade Data Domain OS and firmware

- Maintain backup retention and compliance standards

6. Storage Management :

- Manage SAN/NAS storage arrays (provisioning, expansion, zoning)

- LUN creation, mapping, and disk allocation

- Monitor storage performance and capacity utilization

- Perform storage migrations and upgrades

- Handle disk failures and coordinate with vendors

- Ensure data availability, redundancy, and performance

- Support backup and DR storage requirements

- Documentation and reporting of storage assets

7. Cross-Functional Responsibilities :

- Production support and incident management

- Change management and CAB participation

- Vendor coordination and support case handling

- Documentation of SOPs, configurations, and architecture

- Compliance, audit, and security adherence

- Mentoring and knowledge transfer