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Tata Consultancy Services · Schaumburg, IL

AS400 Synon Application support Engineer

Schaumburg, IL$110,000- $130,000Operations

Last seen on Tata Consultancy Services’s official careers site on August 1, 2026; it may have closed since.

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Job description

Must Have Technical/Functional Skills

  • Strong hands-on experience in: o COBOL, RPG (RPG III / RPG IV), CLLE o DB2/400 (DB2400) o SQL Programming o SYNON / CA 2E o Query/400
  • Deep knowledge of AS400 (IBM iSeries) architecture and environment
  • Experience in application maintenance and production support
  • Strong understanding of:
  • Job scheduling, batch processing, job queues
  • Spool files, debugging, system logs.
  • Experience with Change Management tools (preferred: ALDON)
  • Good knowledge of FTP processes and protocols for file transfer
  • Strong debugging and performance tuning capabilities in legacy systems

Preferred Skills

  • Experience working in RxClaim / PBM (Pharmacy Benefit Management) domain.
  • Familiarity with healthcare systems and claims processing
  • Exposure to incident/problem management tools (ServiceNow, Remedy, etc.)
  • Knowledge of modernization approaches (Mainframe/AS400 to Cloud) is a plus. Roles & Responsibilities AS400 Synon with Production Support experience
  • Provide L2/L3 production support for AS400-based applications.
  • Perform incident analysis, root cause identification, and resolution.
  • Work on bug fixes, minor enhancements, and code deployments
  • Monitor batch jobs, interfaces, and system performance.
  • Support data corrections and production issue troubleshooting.
  • Collaborate with cross-functional teams (business, QA, DevOps)
  • Ensure adherence to change management and release processes.
  • Handle on-call support and critical production issues
  • Maintain documentation, knowledge base, and support runbooks.
  • Participate in continuous improvement and system stability initiatives Salary Range: $110,000- $130,000 a year TCS Employee Benefits Summary: Discretionary Annual Incentive.

Comprehensive Medical Coverage

Medical & Health, Dental & Vision, Disability Planning & Insurance, Pet Insurance Plans.

Family Support

Maternal & Parental Leaves.

Insurance Options

Auto & Home Insurance, Identity Theft Protection.

Convenience & Professional Growth

Commuter Benefits & Certification & amp; Training Reimbursement.

Time Off

Vacation, Time Off, Sick Leave & Holidays.

Legal & Financial Assistance

Legal Assistance, 401K Plan, Performance Bonus, College Fund, Student Loan Refinancing. #LI-SP1 </div

Qualifications

BACHELOR OF COMPUTER SCIENCE

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