AS/400 Administrator - IBM i Specialist (Onsite Plano)

Valiant Technologies LLC; Plano (TX); On-site; USD 83,000 - 118,000; Full time

Job summary

Valiant Technologies LLC is seeking an experienced AS/400 Administrator to manage IBM i systems in Plano, onsite. The role emphasizes system administration, performance monitoring, backup and recovery, security, and problem resolution.

You will collaborate across infrastructure teams, maintain documentation, and ensure high availability. The ideal candidate has strong CL knowledge, BRMS experience, and familiarity with DB2 for IBM i, with a focus on upgrades, patches, and security.

Qualifications

• Strong hands-on IBM AS400 administration experience.
• Knowledge of IBM i operating systems and system architecture.
• Experience with IBM i system commands and CL.
• Knowledge of job scheduling, job queues, subsystems, and batch jobs.
• Experience with BRMS backup and recovery.
• Knowledge of PTF management, system upgrades, and patching.
• Experience with user administration, security, and access management.
• Strong troubleshooting and system performance monitoring skills.
• Understanding of high availability and disaster recovery concepts.
• Familiarity with DB2 for IBM i is preferred.

Responsibilities

• Install, configure, administer, and maintain IBM AS400 / IBM i systems.
• Monitor system performance, availability, and infrastructure health.
• Perform system upgrades, PTF installations, patch management, and maintenance.
• Manage user profiles, security, access controls, and permissions.
• Handle backup, recovery, and disaster recovery operations.
• Monitor and troubleshoot system jobs, subsystems, queues, and batch processing.
• Manage system storage, disk utilization, and performance optimization.
• Support high availability and disaster recovery solutions.
• Identify and resolve system issues, outages, and bottlenecks.
• Coordinate with application, database, network, and infrastructure teams.
• Maintain technical documentation and configurations.

Skills

AS/400 administration

BRMS backup

Job scheduling

Security administration

Troubleshooting

System monitoring

CL commands

DB2 for IBM i

Education

Bachelor's degree in CS/IT

Tools

BRMS

DB2 for IBM i

PTF management

Job description

Valiant Technologies LLC is seeking an experienced AS/400 Administrator to manage IBM i systems in Plano, onsite. The role emphasizes system administration, performance monitoring, backup and recovery, security, and problem resolution.

You will collaborate across infrastructure teams, maintain documentation, and ensure high availability. The ideal candidate has strong CL knowledge, BRMS experience, and familiarity with DB2 for IBM i, with a focus on upgrades, patches, and security.