Mainframe DBB Expert

Job Title - Mainframe DBB Expert – Mainframe Modernization & DevOps Transformation

Location:Remote

Experience:Royal Cyber/IBM/Federal client

Contract w2/1099  

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