AS400 IBMi Series System Administrator - Pittsburg, PA (Onsite)

Ventures Unlimited, Inc.; Pittsburgh (Allegheny County); On-site; USD 90,000 - 140,000; Full time

Job summary

Ventures Unlimited, Inc. is seeking an IBM i/AS400 SYSTEM ADMINISTRATOR to provide hands-on production support and ensure high availability. You will manage systems, backups, DR activities and OS/PTF maintenance, while coordinating with application, network and security teams.

The role requires strong troubleshooting, incident/change management, and documentation skills to maintain reliable AS400 operations.

Qualifications

• Strong hands-on experience in IBM i / AS400 system administration and production support.
• Experience in system monitoring, job/subsystem management, job queues, output queues and BRMS related recovery activities.
• OS/PTF maintenance, patching, upgrades and system health checks.
• Troubleshoot system performance, connectivity and production issues with cross-team coordination.
• Knowledge of storage/DASD management and capacity monitoring.

Responsibilities

• Administer and provide day-to-day operational support for IBM i / AS400 environments, ensuring system availability and performance.
• Monitor IBM i systems, subsystems, jobs, queues and storage utilization, addressing operational issues proactively.
• Handle incidents, service requests, problems and changes related to the AS400 environment per agreed processes.
• Perform user-profile administration, password resets and access/authority management.
• Perform and support backup, restore, recovery and disaster-recovery activities including DR planning.
• Plan and execute IBM i OS/PTF upgrades and technology refreshes.
• Coordinate with application, network, storage, security and business teams for end-to-end operations.
• Identify opportunities for automation and operational improvements in AS400 administration.

Skills

IBM i administration

System monitoring

Job/subsystem management

Backup/Recovery

BRMS knowledge

OS/PTF maintenance

Troubleshooting

Storage/DASD management

TCP/IP network troubleshooting

Incident/Problem/Change management

Root cause analysis

Documentation & SOPs

Tools

BRMS

ServiceNow

Job description

• Strong hands-on experience in IBM i / AS400 system administration and production support.
• Good knowledge of IBM i operating system administration, system configuration, user profiles, security and
• authority management.
• Experience in system monitoring, job/subsystem management, job queues, output queues and
• Hands-on experience in backup, restore and recovery operations, with understanding of BRMS and disaster
• recovery activities.
• Experience in IBM i OS/PTF maintenance, patching, upgrades and system health checks.
• Strong troubleshooting skills for system, job, performance, connectivity and availability issues.
• Knowledge of storage/DASD management, ASP monitoring, spool management and capacity monitoring.
• Working knowledge of TCP/IP, FTP/SFTP, interfaces, file transfers and network-related troubleshooting on IBM.
• Experience with incident, problem and change management processes in an enterprise production
• Ability to perform root cause analysis (RCA) and implement corrective/preventive actions for recurring issues.
• Familiarity with enterprise ITSM processes and tools such as ServiceNow is preferred.
• Good communication and documentation skills with the ability to coordinate with application, infrastructure,
• network, database, security and business teams.
• Administer and provide day-to-day operational support for IBM i / AS400 environments, ensuring system
• availability, stability and performance.
• Monitor IBM i systems, subsystems, jobs, queues, system messages, storage utilization and overall system
• health, and proactively address operational issues.
• Handle incidents, service requests, problems and changes related to the AS400 environment in accordance
• with agreed support processes.
• Perform user-profile administration, password resets, access/authority management and related system
• administration activities.
• Perform and support backup, restore, recovery and disaster-recovery activities, including periodic DR
• Plan and execute IBM i OS/PTF upgrades, technology refreshes, maintenance activities and configuration
• changes.
• Troubleshoot system performance, batch/job failures, connectivity, file-transfer and other production issues,
• coordinating with relevant technical teams where required.
• Perform capacity and performance monitoring and identify risks related to CPU, memory, storage/DASD and
• system resources.
• Support scheduled production activities and respond to critical system issues, outages and escalations.
• Conduct root cause analysis for major/repeat incidents, document findings and drive preventive actions.
• Maintain operational documents, SOPs, technical procedures, configuration details, knowledge articles and
• Participate in change reviews, operational/status meetings and service reporting, and provide timely updates to
• relevant stakeholders.
• Coordinate with application, network, storage, backup, security and other infrastructure teams for end-to-end
• Identify opportunities for automation and operational improvement, includi ng repeatable AS400 administration