NTT DATA

Systems Integration Specialist

NTT DATA  •  Chennai, IN (Onsite)  •  2 hours ago
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Job Description

Mainframe AIL production support

The Senior Mainframe Production Support Lead is responsible for ensuring 24x7 stability, availability, and operational excellence of Life Insurance applications, running on a z/VSE mainframe platform This role provides L2/L3 production support, leads incident triage and resolution, ensures SLA compliance, and supports critical batch and online insurance processes in a highly regulated, SLA‑driven environment.

Key Responsibilities

Production Support & Operations

  • Provide L2/L3 production support for AIL mainframe insurance applications.
  • Monitor and ensure successful completion of daily, weekly, and monthly batch cycles
  • Support batch cycle execution, including job monitoring, restarts, reruns, and data corrections.
  • Perform abend analysis, issue resolution, and production recovery activities.
  • Ensure end‑to‑end data flow, coordinating with upstream and downstream systems to confirm timely receipt and processing of production files.

Incident, Problem & Change Management

  • Perform incident triage, prioritization, and assignment for production issues.
  • Conduct in‑depth incident analysis, troubleshooting, and resolution.
  • Apply temporary or tactical fixes where required (without code changes) to restore service.
  • Identify root causes and propose permanent fixes, coordinating with Application Build teams for code remediation.
  • Manage incidents, problems, and changes using ServiceNow and Jira
  • Participate in change, release, and deployment activities, including post‑implementation validation and production readiness checks.

Technical Analysis & SME Support

  • Analyze and resolve production issues involving:
    • Assembler
    • Easytrieve
    • COBOL
    • CICS
    • JCL
    • VSAM
  • Act as an Application SME, supporting L2.5 and Production Assurance teams with deep application and data knowledge.
  • Work closely with Application Build teams, Production Assurance, Infrastructure/System Programmers, vendors, and business stakeholders

Documentation & Continuous Improvement

  • Maintain and enhance runbooks, SOPs, operational procedures, and knowledge articles
  • Identify opportunities for operational improvements, standardization, and risk reduction
  • Support audit, compliance, and operational reporting requirements.

On‑Call & Production Coverage

  • Participate in 24x7 on‑call rotation supporting P1/P2 production incidents
  • Provide after‑hours, weekend, and holiday support for critical batch processing and business events.
  • Ensure rapid response, effective communication, and timely resolution during business‑critical outages.

SLA & ITIL Management

  • Ensure adherence to SLA targets for incident response and resolution.
  • Track and manage incident aging, backlog trends, repeat issues, and RCA action items
  • Apply ITIL best practices across Incident, Problem, Change, and Release Management.
  • Support SLA reporting, audits, and compliance activities

Required Skills & Experience

  • 10+ years of experience providing L2/L3 mainframe production support for mission‑critical applications in a 24x7, SLA‑driven environment.

Strong hands‑on experience supporting mainframe technologies, including:

  • z/VSE and z/OS
  • Assembler
  • Easytrieve
  • COBOL
  • CICS
  • JCL
  • VSAM
  • Proven expertise in batch operations support, including job monitoring, restarts, reruns, abend resolution, and data corrections.
  • Experience using ITSM tools such as ServiceNow and Jira, with strong knowledge of ITIL‑based Incident, Problem, Change, and Release Management processes.
  • Life Insurance domain experience strongly preferred, particularly supporting Acquisition and Policy Administration systems.
  • Demonstrated ability to perform deep technical troubleshooting, root cause analysis, and production recovery.
  • Proven experience working under pressure during P1/P2 incidents, meeting strict SLA response and resolution targets.
  • Strong communication and stakeholder coordination skills, including interaction with business users, vendors, infrastructure, and application teams.
  • Strong ownership mindset with a focus on system stability, reliability, and business continuity.
  • Demonstrated leadership capability to guide cross‑functional teams during high‑severity production incidents.
NTT DATA

About NTT DATA

NTT DATA – a part of NTT Group – IT and business services headquartered in Tokyo. We help clients transform through consulting, industry solutions, business process services, digital & IT modernization and managed services. NTT DATA enables them, as well as society, to move confidently into the digital future. We are committed to our clients’ long-term success and combine global reach with local client attention to serve them in over 50 countries around the globe.

Industry
IT & Software
Company Size
10,000+ employees
Headquarters
Tokyo, JP
Year Founded
Unknown
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