AS/400 Admin

AS/400 Infrastructure Administrator

Location: Remote | Colombia

Location: Remote – Colombia

Job Description

Client is looking for an experienced AS/400 Infrastructure Administrator to manage, support, and maintain IBM i / AS/400 environments. The ideal candidate will have strong experience in IBM i system administration, operations, performance monitoring, backup/recovery, security, and troubleshooting.

Key Responsibilities

• Administer and support IBM i / AS/400 environments and IBM i OS.
• Perform system monitoring, troubleshooting, performance tuning, and capacity management.
• Manage IBM i subsystems, jobs, job queues, output queues, system values, and user profiles.
• Perform backup and recovery operations using IBM i backup and restore procedures.
• Monitor system health, availability, storage, CPU, memory, and system resources.
• Manage IBM i security, user access, permissions, profiles, and security policies.
• Support HA/DR environments, system replication, and disaster recovery activities.
• Perform PTF management, OS upgrades, system maintenance, and patching.
• Troubleshoot batch jobs, system errors, application issues, and connectivity problems.
• Work with RPG, CL/CLLE, DB2 for i, and application teams when infrastructure issues impact applications.
• Monitor and support TCP/IP, networking, FTP/SFTP, DNS, and connectivity within IBM i environments.
• Maintain system documentation, operational procedures, and incident records.
• Participate in production support, incident management, and scheduled maintenance activities.

Required Skills

• Strong experience as an AS/400 / IBM i System Administrator or Infrastructure Administrator.
• Strong hands-on experience with IBM i / AS/400, IBM i OS, OS/400.
• Experience with CL/CLLE, DB2 for i, RPG/RPGLE environments.
• IBM i backup, restore, recovery, and disaster recovery.
• PTF management, OS upgrades, system monitoring, and performance tuning.