> Markdown version of [/jobs/ext/1956437-lead-z-os-platform-engineer](https://www.wearedevelopers.com/jobs/ext/1956437-lead-z-os-platform-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Lead z/OS Platform Engineer - **Company:** Mastercard - **Location:** Iowa City, IA, United States - **Experience:** Expert - **Salary:** $122,000.0 - $207,000.0 - **Contract:** Permanent contract - **Skills:** Customer Information Control System (CICS), Cyber Security, Extract Transform Load (ETL), Data Security, Disaster Recovery, File Transfer, IBM WebSphere MQ, Tivoli Management Framework, IBM Websphere Application Server, Mainframes, Software Engineering, System Programming, Transmission Control Protocol (TCP), Z/OS, System Availability - **Published:** August 6, 2026 - **Apply:** https://dejobs.org/x/x/00F03E0AC0E347DD99AFFBC3B3058D9F/job/ ## About the Role * Experience administering and supporting enterprise file transfer technologies such as Connect:Direct, Inter.Pel, or similar platforms. * Proven ability to diagnose and resolve complex production issues in high-availability environments. * Experience supporting mission-critical platforms and collaborating across engineering, operations, and business teams. * Knowledge of disaster recovery, resiliency planning, change management, and infrastructure governance practices. * Familiarity with technologies such as IBM MQ, CICS Transaction Server, WebSphere, NetView, NetMaster, or related tooling is beneficial. * Experience evaluating, implementing, and supporting third-party infrastructure software. * Strong communication, documentation, and stakeholder management skills. * Ability to lead initiatives independently while influencing technical direction across multiple teams. * Product install and maintenance knowledge of IBM/Z Workload scheduler Skills & Abilities * Platform Engineering * Mainframe Infrastructure Management * Systems Programming * Network & Connectivity Services * File Transfer Technologies * Incident & Problem Management * Root Cause Analysis * Automation & Continuous Improvement * Technical Leadership * Cross-Functional Collaboration * Operational Resilience * Risk & Compliance Management ## Description Mastercard is seeking a Lead Mainframe Connectivity Engineer to join our Platform Services Mainframe team. This role is responsible for the design, implementation, support, and optimization of critical mainframe connectivity and file transfer services that power Mastercard's global payment ecosystem. The successful candidate will serve as a technical leader for z/OS communications infrastructure, customer connectivity services, and enterprise file transfer platforms. Working closely with engineering, operations, and application teams, this individual will drive platform reliability, operational excellence, and continuous improvement across mission-critical mainframe environments. Role Key Responsibilities * Design, implement, and support IBM z/OS communications infrastructure and related systems software. * Manage enterprise file transfer technologies, including customer onboarding, connectivity changes, and secure data exchange solutions. * Lead troubleshooting and root cause analysis activities for complex networking, connectivity, and file transfer incidents. * Partner with application, engineering, and operations teams to support implementations, upgrades, and production initiatives. * Develop and maintain operational procedures, technical documentation, and platform standards to ensure service consistency and knowledge sharing. * Support disaster recovery planning, failover testing, platform resilience initiatives, and audit compliance activities. * Evaluate, install, configure, and maintain infrastructure software that supports mainframe communications and data movement services. * Drive automation, process improvements, and operational efficiencies across the platform environment. * Collaborate with vendors and internal stakeholders to resolve issues and implement new capabilities. All About You Knowledge & Experience * Deep expertise in IBM z/OS systems programming and mainframe infrastructure administration. * Strong experience supporting z/OS Communications Server, TCP/IP networking, and enterprise connectivity solutions., All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: * Abide by Mastercard's security policies and practices; * Ensure the confidentiality and integrity of the information being accessed; * Report any suspected information security violation or breach, and * Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines. ## Related Videos - [Building with IBM Bob](https://www.wearedevelopers.com/videos/100275-building-with-ibm-bob) - [Cloud as the new mainframe: why the cloud hype does not reflect the dev reality](https://www.wearedevelopers.com/videos/797-cloud-as-the-new-mainframe-why-the-cloud-hype-does-not-reflect-the-dev-reality) - [Crypto-secure Data Management with In-Database Blockchain](https://www.wearedevelopers.com/videos/632-crypto-secure-data-management-with-in-database-blockchain) - [".Net is too slow" was not an option](https://www.wearedevelopers.com/videos/100176-net-is-too-slow-was-not-an-option) - [Web-based Information Visualization](https://www.wearedevelopers.com/videos/84-web-based-information-visualization) - [Why make use of an integration platform in today's software developments and infrastructure?](https://www.wearedevelopers.com/videos/758-why-make-use-of-an-integration-platform-in-today-s-software-developments-and-infrastructure) ## Related Articles - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Welcome to Switzerland](https://www.wearedevelopers.com/magazine/4-welcome-to-switzerland) - [Software Developer Salary in Switzerland [2023]](https://www.wearedevelopers.com/magazine/215-software-developer-salary-in-switzerland-2023) - [The Best Software Developer Blogs to Read](https://www.wearedevelopers.com/magazine/156-the-best-software-developer-blogs-to-read) - [Résumé-Driven Development: How IT trends affect the job market for software developers](https://www.wearedevelopers.com/magazine/59-resume-driven-development-how-it-trends-affect-the-job-market-for-software-developers) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers)