Mainframe Application & Testing Engineer page is loadedMainframe Application & Testing EngineerApply remote type Fully Remote locations Hortolandia, São Paulo, Brazil time type Full time posted on Posted Today job requisition id R-39181Who We AreAt Kyndryl, we design, build, manage and modernize the mission-critical technology systems that the world depends on every day. So why work at Kyndryl? We are always moving forward – always pushing ourselves to go further in our efforts to build a more equitable, inclusive world for our employees, our customers and our communities.The RoleKyndryl is seeking a Mainframe Application & Testing Engineer with strong programming and database knowledge, robust testing methodology, and excellent debugging skills. This role is essential for ensuring reliable, high-quality application delivery in mission-critical enterprise systems.You will be responsible for developing, maintaining, and testing mainframe applications, supporting end-to-end software delivery, and ensuring compliance with quality and governance standards.Responsibilites:Develop and support mainframe applications using COBOL, PL/I, Assembler, Easytrieve, and REXX/CLIST.Write and debug JCL for batch processing and job automation.Perform database operations and validations using DB2, IMS DB, and IDMS.Test online applications running on CICS and IMS DC.Conduct unit, integration, regression, and performance testing.Support UAT cycles and assist users with test execution and defect resolution.Use debugging tools (Abend-AID, Xpediter, IBM Debug Tool) and data utilities (SORT, IDCAMS, IEBGENER).Manage source code and packages using Panvalet, ChangeMan, Endevor, and Git.Document test cases, results, and root cause analyses.Collaborate with cross-functional teams to ensure smooth application delivery.Your Future at KyndrylEvery position at Kyndryl offers a way forward to grow your career. We have opportunities that you won’t find anywhere else, including hands-on experience, learning opportunities, and the chance to certify in all four major platforms. Whether you want to broaden your knowledge base or narrow your scope and specialize in a specific sector, you can find your opportunity here.Who You AreYou’re good at what you do and possess the required experience to prove it. However, equally as important – you have a growth mindset; keen to drive your own personal and professional development. You are customer-focused – someone who prioritizes customer success in their work. And finally, you’re open and borderless – naturally inclusive in how you work with others.Required Skills and Experience:1. Mainframe Technical Skillsz/OS environment: Strong knowledge of TSO/ISPF, SDSF, datasets (PS, PDS, VSAM).JCL (Job Control Language): Writing, modifying, and debugging jobs.Programming languages: COBOL (most common for business apps); PL/I, Assembler, RPG, Easytrieve (depending on the system) and REXX/CLIST (for automation).Databases: DB2, IMS DB, IDMS — querying, data validation, and test data setup.Transaction monitors: CICS, IMS DC — testing online applications.2. Application Development & SupportUnderstanding of SDLC (Software Development Life Cycle) and Agile/Waterfall models.Application analysis, enhancements, and defect fixing.Code review and integration with source management tools (Panvalet, ChangeMan, Endevor).3. Testing SkillsUnit Testing: Verifying individual modules/programs.System Integration Testing (SIT): Validating interfaces and data flows across components.User Acceptance Testing (UAT) Support: Assisting users with test cycles.Regression Testing: Ensuring fixes/enhancements don’t break existing functionality.Performance Testing: Analyzing job run-times, CICS response times, DB performance.4. Tools & UtilitiesFile & Data utilities: SORT, IDCAMS, IEBGENER, IEBCOPY for test data creation.Debugging tools: IBM Debug Tool, Abend-AID, Xpediter, File-AID.Test management tools: HP ALM/QC, Jira, or equivalent.Version control/SCM tools: Panvalet, ChangeMan, Endevor, Git (in hybrid environments).5. Quality & Process KnowledgeDefect Management & Root Cause Analysis.Familiarity with ITIL processes (Incident, Problem, Change Management).Compliance & audit standards (SOX, PCI, etc., depending on industry).Automation in testing: Using REXX, CLIST, or Python (in hybrid mainframe setups).Being YouDiversity is a whole lot more than what we look like or where we come from, it’s how we think and who we are. We welcome people of all cultures, backgrounds, and experiences. But we’re not doing it single-handily: Our Kyndryl Inclusion Networks are only one of many ways we create a workplace where all Kyndryls can find and provide support and advice. This dedication to welcoming everyone into our company means that Kyndryl gives you – and everyone next to you – the ability to bring your whole self to work, individually and collectively, and support the activation of our equitable culture. That’s the Kyndryl Way.What You Can ExpectWith state-of-the-art resources and Fortune 100 clients, every day is an opportunity to innovate, build new capabilities, new relationships, new processes, and new value. Kyndryl cares about your well-being and prides itself on offering benefits that give you choice, reflect the diversity of our employees and support you and your family through the moments that matter – wherever you are in your life journey. Our employee learningprograms give you access to the best learning in the industry to receive certifications, includingMicrosoft, Google, Amazon, Skillsoft, and many more. Through our company-wide volunteering and giving platform, you can donate, start fundraisers, volunteer, and search over 2 million non-profit organizations. At Kyndryl, we invest heavily in you, we want you to succeed so that together, we will all succeed.Get Referred!If you know someone that works at Kyndryl, when asked ‘How Did You Hear About Us’ during the application process, select ‘Employee Referral’ and enter your contact's Kyndryl email address.Similar Jobs (5)Mainframe Infrastructure Architectremote type Fully Remote locations Hortolandia, São Paulo, Brazil time type Full time posted on Posted TodayMainframe Infrastructure Architectremote type Fully Remote locations Hortolandia, São Paulo, Brazil time type Full time posted on Posted TodayMainframe Panavalet and ChangeMan Specialistremote type Fully Remote locations Hortolandia, São Paulo, Brazil time type Full time posted on Posted TodayWe’re glad you’re here.Take a look around at the many exciting career opportunities we have available and apply today!Can’t find a suitable job opening?Drop off your CV/ResumeDrop off your CV/Resume and a Recruiter will reach out with related career information that match your experience and expertise.Sign up for Job AlertsCreate your account and then sign up for job alerts .When new jobs become available that meet your criteria, you’ll be alerted right away!Drive progress with purposeAt Kyndryl, we achieve progress the world depends on, with purpose. Beginning with the purpose that matters to you. Because here, you will be part of a culture designed with purpose. One that is restless, empathetic and devoted. Where we are committed to sustainable progress for our customers and supporting the communities where we work and live. All of you is what we want. And what we need. Join us, and together, we can advance the vital systems that power human progress.
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