Systems Integration Specialist

NTT DATA, Inc.; Chennai District; On-site; INR 2,500,000 - 4,200,000; Full time

Job summary

NTT DATA, Inc. in Chennai seeks a Senior Mainframe Production Support Lead to ensure 24x7 stability of Life Insurance applications running on a z/VSE mainframe platform.

You will provide L2/L3 production support, lead incident triage and resolution, and ensure SLA compliance in a regulated environment. The role demands hands-on mainframe skills (z/VSE, COBOL, CICS, JCL, VSAM) and experience with batch operations.

Qualifications

• 10+ years of experience providing L2/L3 mainframe production support for mission-critical applications in a 24x7 SLA-driven environment.
• Hands-on mainframe experience with z/VSE, z/OS, Easytrieve, COBOL, CICS, JCL, and VSAM.
• ITSM tooling proficiency with ServiceNow and Jira, plus ITIL-aligned incident, problem, change, and release management.
• Life Insurance domain experience strongly preferred.

Responsibilities

• Provide L2/L3 production support for Life Insurance mainframe applications.
• Monitor and ensure successful execution of daily, weekly, and monthly batch cycles; assist with restarts and data corrections.
• Perform abend analysis, incident triage, and root cause resolution; coordinate with build and QA teams for fixes.
• Support end-to-end data flow and production readiness across upstream and downstream systems.
• Participate in on-call rotation and post-implementation validation for changes.

Skills

L2/L3 production support

Mainframe z/VSE

Mainframe z/OS

Easytrieve

COBOL

CICS

JCL

VSAM

Life Insurance domain knowledge

Tools

ServiceNow

Jira

Job description

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:


• 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.


• 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


• 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.