The Role
Provide L2 support for IBM AS/400 systems, monitor system health, perform troubleshooting and incident management, and manage user access.
Summary Generated by Built In
Job Description:
- Provide L2 support for IBM AS/400 / IBM i systems and applications
- Monitor system health, jobs, subsystems, message queues, and batch schedules
- Perform incident troubleshooting, root cause analysis, and resolution
- Manage user profiles, object authorities, and security access
- Review logs, investigate errors, and resolve job or program failures
- Monitor interfaces, file transfers (FTP/SFTP), MQ, and data flows
- Perform backup and restore activities (BRMS and native backups)
- Support change implementations and post-incident documentation
- Coordinate with L1, L3, and external vendors
- Participate in on-call or shift-based production support
Requirements
Qualifications:
- At least 1 to 2 years of hands-on experience with IBM AS/400 / IBM i and OS/400
- Strong knowledge of job control, subsystems, job queues, and message queues
- Experience with spool file management, performance monitoring, and licensing
- L2 application support experience in production environments
- Basic knowledge of RPG/RPGLE and CL/CLLE (COBOL is a plus)
- DB2 for i fundamentals and basic SQL query skills
- Experience with schedulers (Control-M, Tivoli) and ticketing tools (ServiceNow, Jira)
- Understanding of batch vs online processing and Dev/UAT/Prod environments
- Knowledgeable with MIMIX
- Basic Linux and Windows system awareness
Preferred Skills:
- AS/400 modernization or migration experience
- DevOps or automation exposure on IBM i
- Banking, retail, or manufacturing domain experience
- SaaS or large-scale enterprise production support background
Skills Required
- At least 1 to 2 years of hands-on experience with IBM AS/400 / IBM i and OS/400
- Strong knowledge of job control, subsystems, job queues, and message queues
- L2 application support experience in production environments
- Basic knowledge of RPG/RPGLE and CL/CLLE
- DB2 for i fundamentals and basic SQL query skills
- Experience with schedulers (Control-M, Tivoli) and ticketing tools (ServiceNow, Jira)
- Basic Linux and Windows system awareness
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The Company
What We Do
Your trusted business partner for IT solutions and services. Questronix has grown to be one of the largest IT solutions and service providers and systems integrator in the Philippines since 1987 that has earned awards and certificates through its focused professional team of experts







