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Rocket Software, Inc. seeks an experienced Principal Conversion Specialist to join the Conversion Engineering team in the USA. You will analyze environments, execute conversions, and troubleshoot issues while enhancing conversion tooling.
The role requires deep IBM z/OS knowledge, extensive IBM Z/mainframe experience, and hands-on REXX development. You will work directly with customers and internal teams to deliver secure, reliable migrations.
It's fun to work in a company where people truly BELIEVE in what they're doing!
Job Description Summary: We are seeking an experienced Principal Conversion Specialist to join our Conversion Engineering team. This role supports complex IBM Z security conversion and migration engagements and works directly with customers and internal teams to analyze environments, execute conversions, troubleshoot issues, and maintain and enhance our conversion tooling. The ideal candidate has deep expertise in at least one major Enterprise Security Manager (ESM), strong IBM z/OS experience, and hands‑on REXX development skills. Expertise across all ESMs is not required. The right candidate will have the technical foundation and willingness to learn additional ESMs, tools, and conversion processes.
15+ years of relevant IBM Z/mainframe experience
10+ years of hands‑on administration experience with at least one ESM: IBM RACF, Broadcom ACF2, Broadcom Top Secret (TSS)
Strong working knowledge of IBM z/OS
Strong hands‑on experience with: TSO/ISPF JCL SDSF Mainframe datasets and file manipulation
Troubleshooting failed jobs and interpreting job output
Strong hands‑on REXX programming experience
Ability to read, troubleshoot, modify, maintain, and develop REXX code
Strong technical troubleshooting and analytical/problem‑solving skills
Experience diagnosing issues in complex mainframe environments
Strong written and verbal communication skills
Ability to work effectively with both customers and internal technical teams
Ability and willingness to learn additional ESMs, conversion tools, and technologies
IBM High Level Assembler (HLASM) knowledge is a plus
Previous ESM migration or conversion experience
Experience developing or maintaining mainframe conversion or migration utilities
Experience supporting customer‑facing IBM Z projects
Experience analyzing security definitions, identities, permissions, resource rules, and access controls
Experience with additional programming or scripting languages
Familiarity with automated testing and modern software engineering practices
Experience using Git for source control and change management
Experience using Bitbucket or similar source-code management platforms
Experience with branching, pull requests, peer/code reviews, and version control practices
Experience using Jira for work management, defect tracking, backlog management, and documenting engineering activities
Understanding of secure development practices, particularly when working with security products, customer data, and customer environments
Ability to research and evaluate industry and engineering best practices, including recommendations generated through AI‑assisted tools, and independently validate them before implementation.
Ability to use AI‑assisted development tools responsibly for: Code analysis and troubleshooting, Technical research, Documentation, Identifying potential solutions and approaches, Improving engineering productivity
#LI-Remote #LI-JC1
Annual salary range for this position is between $114,500.00 - $154,575.00 gross before taxes.
What Rocket Software can offer you in USA: Unlimited Vacation Time as well as paid holidays and sick time Health and Wellness coverage options for Rocketeers and dependents Life and disability coverage Fidelity 401(k) and Roth Retirement Savings with matching contributions Monthly student debt benefit program Tuition Reimbursement and Certificate Reimbursement Program opportunities Leadership and skills training opportunities EOE M/F/Vet/Disability. Rocket Software Inc. is committed to creating a diverse environment and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. Rocket Software Inc. is also committed to compliance with all fair employment practices regarding citizenship and immigration status.
At Rocket Software, we believe AI is a critical enabler of innovation and productivity. All Rocketeers are expected to actively leverage AI-powered tools and technologies, where appropriate, to enhance efficiency, improve decision‑making, and deliver greater impact in their roles. Embracing continuous learning and the responsible use of AI is an essential part of how we work.
Rocket is committed to working with and providing reasonable accommodation to individuals with physical and mental disabilities. If you need special assistance or an accommodation while seeking employment, please call: 781‑577‑4321 or send an email to people@rocketsoftware.com. We will make a determination on your request for reasonable accommodation on a case‑by‑case basis.
As part of our commitment to a safe and trustworthy workplace, we include background and reference checks in our hiring process. It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
If you like wild growth and working with happy, enthusiastic over‑achievers, you'll enjoy your career with us! Companies around the world trust Rocket to solve their most complex business challenges by powering their critical infrastructure, business processes, and data. We help extend the value of these assets, enabling our customers to embrace the potential of cloud and mobile computing, advanced analytics, and the innovations of tomorrow. From the clothes we wear to the cars we drive, Rocket solutions power the back‑end systems that thousands of brands rely on every day. At Rocket, software is about more than just code—it’s about people. We are passionate problem‑solvers, working to make a difference for others. Our foundation is built on empathy, humanity, trust, and love, and we strive to embody these core values in everything we do. Whether we’re serving our customers, partners, or fellow Rocketeers, we are committed to treating everyone with the respect and care they deserve.
Founded in 1990, Rocket Software is headquartered in Waltham, Massachusetts, and has 20 offices worldwide, bringing people and technology together to build a better future.