Senior Mainframe Developer – COBOL, CICS & DB2 Expert

Tata Consultancy Services; Jersey City (NJ); On-site; USD 95,000 - 115,000; Full time

Benefits offered by this job

Salary range: $95,000 - 115,000 a year

Discretionary annual incentive

Job summary

Tata Consultancy Services in Jersey City, NJ is seeking an experienced mainframe developer to design, develop, and support batch and online applications using COBOL, JCL, and CICS. You will work across DB2, SQL, and MQ, collaborating with QA, analysts, and PMs in an Agile environment.

The role emphasizes production deployments, code reviews, and proactive issue resolution, with multi-technology exposure and strong communication across teams.

Qualifications

• Strong hands-on experience with COBOL, JCL, and VSAM for batch application development and maintenance.
• Extensive experience with CICS (online transaction processing), including program design and support.
• Very good working knowledge of DB2 and SQL, including usage of stored procedures.
• Proficient in mainframe file utilities such as IDCAMS, SORT, and IEBGENER.
• Experience using debugging and diagnostic tools such as Fault Analyzer for issue resolution.
• Hands-on experience with job schedulers (CA-11) and batch job monitoring.
• Working knowledge of version control and configuration management tools such as Endevor and ISPW.
• Experience with integration technologies including MQ, Web Services, and z/OS Connect.
• Strong understanding of end-to-end mainframe application architecture, including batch, online, and integration components.
• Ability to work in a multi-technology environment and willingness to understand upstream and downstream systems.
• Good communication skills and ability to collaborate with multiple teams across business and technology.

Responsibilities

• Gather status updates on assigned deliverables and report progress, risks, and issues to the management team.
• Promptly identify and escalation risks or issues and proactively drive them to resolution.
• Coordinate and facilitate delivery routines such as kick-off meetings, status reviews, and stakeholder discussions.
• Participate in coordination discussions to establish priorities and timelines for deliverables.
• Design, develop, enhance, and support mainframe applications using COBOL, CICS, DB2, and JCL.
• Perform production deployments and provide technical support for applications in production environments.
• Collaborate closely with QA teams, business analysts, project managers, and other technical teams.
• Conduct code reviews, ensure adherence to coding standards, and contribute to application design decisions.
• Support defect resolution, performance tuning, and production issue troubleshooting.
• Work within an Agile delivery model, participating in ceremonies and continuous improvement initiatives.

Skills

COBOL

JCL

VSAM

CICS

DB2

SQL

IDCAMS

SORT

IEBGENER

Fault Analyzer

CA-11

Endevor

ISPW

MQ

Web Services

z/OS Connect

Agile

Mainframe Architecture

Education

Bachelor of Computer Science

Tools

CA-11

Endevor

ISPW

MQ

z/OS Connect

Job description

Tata Consultancy Services in Jersey City, NJ is seeking an experienced mainframe developer to design, develop, and support batch and online applications using COBOL, JCL, and CICS. You will work across DB2, SQL, and MQ, collaborating with QA, analysts, and PMs in an Agile environment.

The role emphasizes production deployments, code reviews, and proactive issue resolution, with multi-technology exposure and strong communication across teams.