Job Title - Mainframe DBB Expert – Mainframe Modernization & DevOps Transformation
Remote
7+ years of experience in IBM Mainframe application development, DevOps transformation, and modernization initiatives with strong hands-on expertise in IBM Dependency Based Build (DBB), CI/CD automation, and Git-based development practices.
Required Skills
• Strong experience in COBOL, JCL, CICS, DB2, z/OS, TSO/ISPF, USS, and Mainframe application development.
• Hands-on experience with IBM Dependency Based Build (DBB) for build automation and dependency management.
• Experience with Git, GitHub, GitLab, Bitbucket, or similar source code management platforms.
• Strong understanding of Mainframe DevOps, CI/CD, and Agile development practices.
• Experience with Jenkins, GitLab CI/CD, Azure DevOps, or similar CI/CD orchestration tools.
• Strong hands-on experience with Groovy scripting and YAML-based pipeline development.
• Experience with Python, REXX, or Shell scripting for automation and tooling.
• Knowledge of build automation, deployment automation, and release management processes.
• Familiarity with Endevor, Changeman, or other Mainframe SCM tools.
• Experience with REST APIs, JSON, XML, Zowe, IBM Developer for z/OS (IDz), and z/OS Connect.
• Experience working in Mainframe Modernization, Git adoption, or DevOps transformation programs.
Responsibilities
• Design, develop, and maintain automated build solutions using IBM Dependency Based Build (DBB).
• Implement and support Git-based development workflows for Mainframe applications.
• Develop and maintain CI/CD pipelines using Jenkins, GitLab CI/CD, Azure DevOps, or equivalent platforms.
• Configure and optimize dependency analysis, impact analysis, and incremental build processes using DBB.
• Integrate DBB with Git repositories, SCM tools, and enterprise DevOps toolchains.
• Automate build, test, deployment, and release processes using Groovy, Python, REXX, and Shell scripting.
• Support SCM migration initiatives from Endevor/Changeman to Git-based source code management systems.
• Collaborate with Development, Infrastructure, and DevOps teams to implement modern engineering practices.
• Create and maintain technical documentation, build frameworks, standards, and operational procedures.
• Support Mainframe Modernization and Digital Transformation programs through automation and DevOps adoption.
• Troubleshoot build, deployment, and pipeline issues across development and test environments.
Preferred Skills
• Strong experience with IBM Dependency Based Build (DBB) implementation and administration.
• Experience with UrbanCode Deploy (UCD) or equivalent deployment automation tools.
• Experience supporting Endevor-to-Git or SCM modernization initiatives.
• Exposure to Zowe CLI, VS Code for Z, IBM Developer for z/OS (IDz), and modern developer tooling.
• Knowledge of Mainframe DevOps, GitOps, and CI/CD best practices.
• Experience working on large-scale Mainframe Modernization and Transformation programs.
Soft Skills
• Strong analytical and problem-solving skills.
• Excellent communication and stakeholder management skills.
• Self-driven with strong ownership and accountability.
• Ability to work independently and collaborate effectively within Agile teams.
• Strong mentoring and knowledge-sharing capabilities.
Primary Skill: IBM Dependency Based Build (DBB)
Secondary Skills: Git, Jenkins, GitLab CI/CD, Azure DevOps, Groovy, COBOL, JCL, z/OS, UCD, Zowe, Mainframe DevOps
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