**It's fun to work in a company where people truly BELIEVE in what they're doing!** **Job Description Summary:** We are looking for a Principal Programmer to join our IT Mainframe Services team and grow with us! You will be working with a team of engineers from around the globe who are focused on providing z/OS, z/VM & z/Linux infrastructure in support of Rocket’s R&D community. Our team supports over 150 z/OS environments running native and under z/VM, plus z/Linux images and VSE. Rocket has state-of-the-art hardware and keeps software levels very current to support our customers who do the same. You will install, customize and maintain mainframe software, manage mainframe hardware and provide technical guidance to the R&D community. You will have deep experience with RACF and have a security mindset. You will conduct problem determination, root cause analysis and provide first line of support (scheduled on-call) for the MF environment. **Technical Skills** + Deep understanding of z/OS architecture, RACF and IBM utilities + Solid background installing and maintaining IBM and ISV mainframe products + Experienced with root cause analysis and problem determination on the z/OS platform + Experience with participation in IBM and ISV beta programs + Experience with DFSMS, SMPe, ServerPac, PDO, DFDSS, DFHSM, ICF Catalogs, HCD, IODF, REXX, JCL, DASD and Tape management products, Communications Server, SDSF, USS, GTF, IPCS **Soft Skills** + Excellent communication and organizational skills, ability to manage large, multi-discipline technical projects + Successful track record of leading technical projects and driving mainframe modernization initiatives + Proven ability to multi-task, work in a fast-paced environment \#LI-Remote The base salary range for this role is $114,116.00 - $142,645.20 /year. Exact compensation may vary based on skills, experience, and location. . **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. 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. _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.