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# Mainframe Engineer

- **Company:** Cognizant Technology Solutions Corporation
- **Location:** Hartford, CT, United States
- **Experience:** Expert
- **Salary:** $99,000.0 - $116,000.0
- **Contract:** Permanent contract
- **Skills:** Application Programming Interfaces (APIs), Agile Methodology, Automation of Tests, CA Workload Automation Ae, Microsoft Azure, Customer Information Control System (CICS), COBOL (Programming Language), Software Quality, IBM DB2, Software Debugging, DevOps, Embedded SQL, Endevor, Job Control Language (JCL), Rexx (Programming Language), IBM Information Management System, Job Scheduling, Python (Programming Language), Mainframes, Ansible, SonarQube, Virtual Storage Access Methods, Z/OS, Tso/ispf, Scripting, File-aid, Git, Gitlab-ci, Infrastructure Automation Frameworks, Information Technology, Tenable Nessus, Jenkins, Servicenow, Control M
- **Published:** October 20, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=c47231aefbc31da1

## About the Role

* 5+ years of COBOL development on IBM z/OS
 * Hands-on Endevor experience (elements, packages, processors, promotion, approvals)
 * DevOps experience on mainframe: CI/CD pipelines using Jenkins, GitLab CI, or Azure DevOps
 * Git version control and integration with Endevor (e.g., Endevor Bridge for Git)
 * Zowe CLI/APIs and scripting (Shell, Python, or REXX)
 * Strong JCL, TSO/ISPF, and VSAM skills
 * DB2 (embedded SQL) and/or IMS DB
 * CICS for online processing
 * Debugging tools such as Abend-AID, Xpediter, or File-AID

Preferred skills

 * Automated testing tools (Topaz for Total Test, zUnit)
 * Code quality and scanning tools (SonarQube, Code Pipeline)
 * Job scheduling (Control-M, CA-7, Autosys)
 * Infrastructure automation (Ansible) and containerization basics
 * Agile and ServiceNow-based change processes
 * Insurance or financial services domain knowledge

Qualifications

 * Bachelor's degree in Computer Science, IT, or equivalent experience
 * Strong analytical, communication, and problem-solving skills

## Description

* Develop, enhance, and support batch and online COBOL programs.
 * Manage code promotion across environments (Dev, QA, Prod) using Endevor.
 * Build and maintain CI/CD pipelines for mainframe code (build, test, deploy)
 * Automate repetitive tasks such as compiles, deployments, and testing using scripting.
 * Integrate Endevor with Git and DevOps toolchains.
 * Build and maintain JCL, PROCs, and scheduling dependencies.
 * Troubleshoot production issues, including abends and performance problems.
 * Support UAT, prepare implementation plans, and follow release governance.
 * Collaborate with onshore/offshore teams and document technical designs