Principal Engineer - IBM Mainframe Platform

Overview

Toyota is a global automotive leader that focuses on innovation and mobility. This role is for a Principal Engineer – IBM Mainframe Platform Engineer based in Plano, TX, working with the End User Experience & On‑Prem Infrastructure team.

• Manage the overall delivery and support process across multiple initiatives to ensure a sustainable Mainframe Operations practice for IBM z/OS infrastructure, mainframe security, performance tuning, and systems integration with strategic mainframe system architectures.
• Lead strategic mainframe projects, including system optimization, infrastructure modernization, and proactive incident prevention.
• Develop, communicate, and execute comprehensive technical mainframe roadmaps aligned with business goals and technology trends.
• Drive software rationalization and hardware consolidation for best‑practice optimization.
• Evaluate hardware and software stacks to recommend emerging technologies and tools for improved mainframe system availability.
• Define architectural principles, best practices, and governance frameworks for mainframe environments.
• Manage mainframe security frameworks, compliance, and disaster recovery strategies for mission‑critical workloads.
• Recommend and implement modern tools and practices (e.g., z/OSMF, Zowe) to automate and optimize mainframe operations.
• Collaborate with product owners, architects, and engineers to define IT infrastructure requirements and ensure seamless integration.
• Develop migration strategies to elevate current systems to modern environments, including data migration.
• Automate tasks and processes to improve efficiency and reduce manual intervention.
• Support modernization initiatives in partnership with the application and functional teams.
• Conduct proofs of concept and present complex technical solutions to senior leadership.
• Drive continuous improvement for operational resilience, disaster recovery, and business continuity, with measurable KPIs.
• Oversee Mainframe Managed Services operations and ensure adherence to SLAs.
• Address complex technical and operational challenges with both strategic vision and tactical execution.
• Monitor and report on KPIs, service metrics, and operational risks to senior leadership.

• Minimum 5+ years of hands‑on experience with IT solutions, including exposure to mainframe infrastructure environments (Mainframe OS, databases, storage, and security).
• Knowledge of IBM Mainframe hardware, CPU, tapes, and Hitachi disk.
• Experience with mainframe software lifecycle management for IBM and other ISV vendors.
• Knowledge of disaster recovery (GDPS, Sysplex) and high‑availability design.
• Understanding of mainframe modernization, API enablement, and integration patterns (e.g., IBM z/OS Connect, MQ, CICS).
• Exposure to security frameworks such as RACF and SOX audit support.
• Ability to contribute to the design and architecture of highly available mainframe solutions using IBM products.
• Experience supporting enterprise‑wide mainframe‑to‑cloud modernization initiatives.
• Familiarity with Dev Ops practices and scripting languages (REXX, CLIST) and awareness of modernization tools (z/OSMF, Zowe, Ansible).
• Experience assisting in the implementation of technology solutions that enhance user experience and operational efficiency.
• Ability to support technology strategies and contribute to day‑to‑day operations in alignment with organizational goals.
• Strong communication, documentation, and collaboration skills.
• Willingness to drive innovation and operational improvements.

In addition to a supportive work environment that values teamwork, flexibility, and respect, Toyota offers professional growth programs, tuition reimbursement, comprehensive health care and wellness plans, a 401(k) savings plan with company match, paid holidays, and a variety of tax‑advantaged accounts. Detailed benefits will be discussed during the interview process.

We do not offer support or sponsorship for job applicants for employment‑based visas or any other work authorization for this role. Applicants must have the right to work in the United States and not require Toyota support or sponsorship for immigration.

Applicants for our positions are considered without regard to race, ethnicity, national origin, sex, sexual orientation, gender identity or expression, age, disability, religion, military or veteran status, or any other characteristic protected by law.