AS400 Admin

About company:

They balance innovation with an open, friendly culture and the backing of a long-established parent company, known for its ethical reputation. We guide customers from what’s now to what’s next by unlocking the value of their data and applications to solve their digital challenges, achieving outcomes that benefit both business and society.

· Job Title: AS400 Admin

· Location: Remote

· Experience: 8+ years

· Notice Period:- Immediate joiners.

JD:

1.

• System architecture based on business needs.

• Plan logical partitioning (LPARs) for workload separation.

• Experience on high availability (HA) and disaster recovery (DR) strategies.

• Plan capacity (CPU, memory, disk) based on growth projections.

Infrastructure Integration

• Integrate AS400 with other enterprise systems (e.g., SAP, Oracle, Windows servers).

• Configure communication protocols (ODBC, JDBC, FTP, SFTP, MQ).

• Enable web services and APIs using IBM i Access or REST interfaces.

LPAR & Virtualization Management

• Configure and manage LPARs using HMC (Hardware Management Console).

• Allocate resources across partitions.

• Monitor inter-LPAR communication and performance.

Security Architecture

• Design role-based access control and object-level security.

• Implement encryption (SSL/TLS) and secure protocols.

• Plan for audit logging and compliance (SOX, GDPR, etc.).

5. Good understanding of Database Architecture

• DB2 for i database schemas and indexing strategies.

• Handon experience journaling, commitment control, and data replication.

• Optimize physical and logical file structures.

Backup & Recovery understanding

• BRMS policies for enterprise-wide backup.

• Tape library or virtual tape systems (VTL).

• Plan for remote backups and cloud integration.

Middleware & Application Integration

• Deploy and manage middleware like WebSphere, MQSeries.

• Support RPG, COBOL, CL, and Java applications.

• Plan for modernization (e.g., converting green screens to web UIs).

Performance & Scalability Planning

• Understand performance baselines and thresholds.

• Plan for load balancing and job distribution.

• Architect solutions for peak load handling.

Monitoring & Automation Framework

• Provide information on enterprise monitoring tools (Nagios, Robot Monitor).

• Setup automated alerting and remediation workflows.

• Integrate with SIEM tools for security monitoring.