Principal Application Support Engineer (IBM z/OS Platform)

As a Principal Application Support Engineer (IBM z/OS Platform) at ATPCO, you will be responsible for the implementation, enhancement, and maintenance of a wide range of ATPCO applications and services. In this role, you will collaborate with cross-functional teams to design and develop software solutions that align with business objectives, ensuring high performance, scalability, and reliability. You'll also play a critical role in improving existing applications, integrating new features, and maintaining system functionality to meet evolving business needs. Provide 24x7 Tier 2 support for all ATPCO applications and systems during both day and night oncall rotations, including weekends and holidays. Serve as the technical lead for diagnosing and resolving critical production incidents in mainframe and distributed applications. Proactively resolve complex technical issues, managing multiple tasks while ensuring timely and quality results. Act as a technical mentor and resource for engineering teams, providing guidance on best practices and fostering team collaboration. Stay current with emerging technologies, driving continuous improvements in development processes and application delivery.