**Location: Remote Work (With 20% Travel)** **Position Overview** We are seeking an experienced Mainframe Application Architect to lead the modernization of our mission-critical mainframe systems. This role combines deep technical expertise with strategic thinking to guide our transition from z/OS to z/Linux while maintaining system integrity and operational excellence. The successful candidate will join a legacy system engagement spanning over four decades, bringing fresh perspectives to modernization while preserving essential business functionality. **Key Responsibilities** + Architect and lead the strategic migration from z/OS to z/Linux environments, ensuring continuous system availability and performance + Design and implement scalable mainframe solutions that align with business objectives and cost optimization goals + Develop comprehensive migration plans for transitioning from IMS to DB2, including data conversion strategies and validation frameworks + Lead the phase-out of legacy Broadcom products while maintaining system stability and minimizing business impact + Collaborate with cross-functional teams to integrate migration activities with existing release schedules + Provide technical leadership in identifying and mitigating risks throughout the modernization journey + Create and maintain architectural documentation, including transition plans, design patterns, and best practices + Mentor team members on mainframe modernization techniques and emerging technologies **Required Qualifications** + 10+ years of experience in mainframe architecture, with substantial exposure to both z/OS and z/Linux environments + Proven track record of successful large-scale mainframe modernization projects Deep technical expertise in: + z/OS and z/Linux operating systems + IMS and DB2 database management systems + Broadcom mainframe products and their alternatives + System performance tuning and optimization + High-availability architecture design + Strong understanding of mainframe security principles and compliance requirements + Experience with mainframe disaster recovery and business continuity planning **Preferred Qualifications** + Experience with hybrid cloud architectures involving mainframe systems + Knowledge of modern DevOps practices in mainframe environments + Background in cost optimization strategies for mainframe operations + Certifications in relevant mainframe technologies + Experience with automated testing and deployment tools for mainframe applications **Essential Skills** + Strong analytical and problem-solving capabilities + Excellent communication skills for engaging with technical and non-technical stakeholders + Ability to balance technical debt reduction with business continuity requirements + Strategic thinking with attention to detail + Leadership experience in guiding teams through complex technical transitions **Impact** The successful candidate will play a pivotal role in modernizing a critical mainframe environment while reducing operational costs and technical debt. This position offers the opportunity to shape the future of essential business systems while ensuring their continued reliability and efficiency. **Location** This position may be hybrid or remote, with occasional on-site presence required for key meetings and workshops **Travel** Up to 25% travel may be required for client meetings and system implementation activities. **About US Tech Solutions:** US Tech Solutions is a global staff augmentation firm providing a wide range of talent on-demand and total workforce solutions. To know more about US Tech Solutions, please visit www.ustechsolutions.com . US Tech Solutions is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, colour, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.