Technical Specialist
India
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Job Description
Technical Specialist
Hyderabad, Telangana

Job Summary

The AS/400 SME is responsible for the support, maintenance, enhancement, modernization, and optimization of IBM AS/400 (IBM iSeries) applications and infrastructure. The role involves providing technical leadership for legacy business-critical applications, troubleshooting production issues, performing system administration activities, and supporting integration with modern enterprise applications and cloud platforms.

The ideal candidate should possess deep expertise in IBM i (AS/400), RPG programming, DB2/400 databases, CL programming, system performance tuning, and application modernization initiatives.

Key Responsibilities

Application Support & Maintenance

  • Provide L2/L3 support for business-critical AS/400 applications.
  • Analyze and resolve production incidents, performance issues, and system outages.
  • Perform root cause analysis (RCA) and implement preventive measures.
  • Support application enhancements and bug fixes.
  • Ensure compliance with established SLAs and operational procedures.

AS/400 Development & Enhancement

  • Design, develop, and maintain applications using:
    • RPG III
    • RPG IV
    • ILE RPG
    • Free Format RPG
    • CL Programming
  • Develop and maintain batch and online programs.
  • Create and modify display files, printer files, and logical/physical files.
  • Perform impact analysis and code reviews.

Database Management

  • Design and maintain DB2/400 database objects.
  • Optimize SQL queries and database performance.
  • Create and manage:
    • Physical Files
    • Logical Files
    • Stored Procedures
    • SQL Packages
    • Triggers
  • Support data migration and integration activities.

System Administration Support

  • Monitor AS/400 system performance and utilization.
  • Support user profile management and security administration.
  • Assist with backups, recovery, and disaster recovery activities.
  • Monitor job queues, output queues, and subsystem operations.
  • Support OS upgrades and PTF installations.

Integration & Modernization

  • Integrate AS/400 applications with:
    • SAP
    • Oracle Applications
    • Salesforce
    • Microsoft Dynamics 365
    • Web Applications
    • Cloud Platforms
  • Support API enablement and modernization efforts.
  • Participate in legacy transformation initiatives.
  • Implement web services and service-oriented integrations.

Performance & Reliability

  • Identify opportunities for performance improvement.
  • Tune application jobs, database access paths, and system resources.
  • Support capacity planning and system optimization.
  • Ensure high availability and business continuity.

Technical Skills

IBM i / AS400 Technologies

  • IBM iSeries (AS/400)
  • IBM i Operating System
  • IBM Navigator for i
  • IBM Access Client Solutions (ACS)

Programming Skills

  • RPG III
  • RPG IV
  • ILE RPG
  • RPG Free Format
  • Embedded SQL
  • CL/CLLE
  • COBOL (Preferred)
  • Query/400

Database Skills

  • DB2/400
  • SQL
  • Data Modeling
  • Query Optimization
  • Stored Procedures
  • Triggers

Development Tools

  • Rational Developer for i (RDi)
  • SEU
  • PDM
  • SDA
  • RLU
  • WRKOBJ Commands
  • TurnOver/Implementer (Preferred)

Integration Technologies

  • REST APIs
  • SOAP Web Services
  • XML
  • JSON
  • MQ Series (IBM MQ)
  • FTP/SFTP
  • EDI Integrations

System Administration

  • User Profile Management
  • Security Administration
  • Backup & Recovery
  • Job Scheduling
  • System Monitoring
  • Performance Tuning

Skill Requirements

Functional Responsibilities

  • Support Order-to-Cash (O2C) processes.
  • Support Procure-to-Pay (P2P) processes.
  • Support Inventory and Warehouse Management applications.
  • Support Manufacturing Execution and Production Planning applications.
  • Partner with business users to gather and analyze requirements.
  • Participate in system testing and release management activities.

Leadership Responsibilities

  • Act as the primary technical SME for AS/400 platforms.
  • Mentor junior developers and support teams.
  • Lead troubleshooting sessions during critical incidents.
  • Review technical solutions and code quality.
  • Support estimates, solution planning, and modernization roadmaps.
  • Coordinate with infrastructure, database, and business teams.

Required Qualifications

  • Bachelor's Degree in Computer Science, Information Technology, Engineering, or related field.
  • IBM i/AS400 certifications preferred.
  • ITIL Foundation certification is an added advantage.

  • Experience Requirements

    AS/400 SME

    • 8–15 years of experience in IBM iSeries/AS400 environment.
    • 5+ years of hands-on RPG IV and Free Format RPG development.
    • Strong experience in DB2/400 database administration and development.
    • Experience in large-scale production support and application maintenance.
    • Exposure to modernization and cloud integration initiatives.

Other Requirements

Preferred Industry Experience

  • Manufacturing
  • Retail & Consumer Goods
  • Logistics & Supply Chain
  • Distribution
  • Automotive
  • Banking & Financial Services
  • Healthcare
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Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 223,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending June 2026 totaled $14.8 billion.