Internal support new interfaces and hybrid-cloud connectivity. You will closely partner with team members in Core z/OS Engineering, Middleware (CICS/MQ) Integration, Security, and Cloud Enablement to develop end-to-end solutions that connect mainframe services with modern platforms. The team operates globally, so you’ll collaborate with colleagues across different regions and time zones, bringing together a variety of skills to modernize our mainframe environment. The working model is agile, emphasizing iterative improvements, quick feedback loops, and continuous learning as we adopt new technologies in the mainframe context. About the Role Senior z/OS UNIX & z Linux Integration Engineer Your role As a Senior z/OS UNIX & z Linux Integration Engineer, you will spearhead efforts to modernize and integrate our mainframe with contemporary platforms and tools. We’re seeking an experienced z/OS Systems Engineer with expertise in z/OS UNIX System Services (USS) and IBM z Linux (Linux on IBM Z) to drive innovation in bridging mainframe and distributed systems. Responsibilities In this role,



you will: Design and implement enhancements to our z/OS UNIX and z Linux environments – ensuring robust, secure, and scalable UNIX system services on z/OS and optimizing Linux on IBM Z for enterprise workloads. You will apply best-in-class engineering practices to develop new features, automate manual tasks, and improve the developer experience on the mainframe. Accelerate Modernization – Leverage modern interfaces like z/OS Management Facility (z/OSMF), the Zowe framework, and IBM Wazi to integrate mainframe systems into contemporary Dev Ops and cloud environments. This includes enabling REST APIs and CLI tools that allow distributed teams and modern applications to seamlessly interact with z/OS resources. You will play a key role in making the mainframe a more open and agile platform, bridging the gap between legacy systems and contemporary development practices. Implement Dev Ops and CI/CD

📌 Z/os Unix (Hyderabad)
🏢 OAK TREE SOFTWARE
📍 Hyderabad