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Questronix

Integrates IT systems for Philippine enterprises

AS400 Systems Administrator

System AdministrationConfirmed live in the last 24 hours
Full-timeManila, Metro Manila, Philippines$432k - $480kIn-person

About the Job

Requirements

  • 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 such as Control-M and Tivoli, and ticketing tools such as ServiceNow and Jira.
  • Understanding of batch versus online processing and Dev/UAT/Prod environments.
  • Knowledge of MIMIX.
  • Basic Linux and Windows system awareness.

Responsibilities

  • 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 using BRMS and native backups.
  • Support change implementations and post-incident documentation.
  • Coordinate with L2, L3, and external vendors.
  • Participate in on-call or shift-based production support.

Desired Qualifications

  • 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.

About the Company

Questronix

Integrates IT systems for Philippine enterprises

Questronix is a Philippine systems integrator that helps organizations plan, deploy, and support enterprise technology. It combines technology products with cybersecurity, hybrid cloud, analytics, data management, and business application services for customers across the Philippines. Its teams scope client requirements, design architectures, connect hardware and software to existing workflows, then maintain installations or run selected processes through managed services. Customers engage Questronix for product supply, implementation projects, and ongoing support across IT environments. Founded in 1987, the privately held company is headquartered in Makati City, Philippines.

Company size
51-200
Company stage
Not listed
Total funding
Not listed
Headquarters
Makati, Philippines
Founded
1987

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