Senior Mainframe Z/OS SRE – Security & Performance Lead

Tata Consultancy Services Limited; Cary (NC); On-site; USD 85,000 - 135,000; Full time

Job summary

Tata Consultancy Services Limited in Cary, NC seeks an Engineer to lead the architecture, design and implementation of secure, resilient mainframe solutions. You will guide cross-functional teams across engineering, operations and modernization.

The role requires strong z/OS, zLinux, WLM, and automation skills, with a focus on capacity, availability and performance improvements within a DevOps/openShift environment.

Qualifications

• Must have hands-on experience with IBM z/OS and mainframe tooling such as WLM, RACF, PR/SM and storage technologies.
• Expertise in SMF/RMF telemetry for capacity and performance tuning and analysis.
• Experience in zLinux systems programming and hybrid mainframe architecture.
• Strong knowledge of business continuity, resilience and disaster-recovery design using CSM, Metro Mirror, Global Mirror and Safeguarded Copy.
• Automation experience with Ansible for IBM Z and Python; familiarity with OpenShift and DevOps practices.

Responsibilities

• Lead the architecture, design and implementation of secure, resilient and high-performing mainframe solutions.
• Provide technical leadership to mainframe engineering, operations and modernization teams.
• Establish intake and change processes for new workloads and tune z/OS, zLinux, WLM and PR/SM.
• Support BCP and resilience design using Ansible, CSM, Metro Mirror, Global Mirror, Safeguarded Copy and site swaps.
• Review SMF/RMF telemetry and application traces with stakeholders to improve capacity, availability, security and performance.
• Troubleshoot and resolve z/OS performance incidents; participate in release/change/incident/problem-management processes.
• Define architecture standards, governance, roadmaps and blueprints.
• Evaluate emerging technologies and drive continuous improvement and modernization.

Skills

Cross-functional Leadership

Architectural Governance

Strategic Thinking

Education

Bachelor of Computer Science

Tools

IBM z/OS

WLM

RACF

PR/SM

SMF/RMF telemetry

zLinux

CSM

Metro Mirror

Global Mirror

Safeguarded Copy

HyperSwap

Ansible (Red Hat)

Python

OpenShift

DevOps

Mainframe modernization

Job description

Tata Consultancy Services Limited in Cary, NC seeks an Engineer to lead the architecture, design and implementation of secure, resilient mainframe solutions. You will guide cross-functional teams across engineering, operations and modernization.

The role requires strong z/OS, zLinux, WLM, and automation skills, with a focus on capacity, availability and performance improvements within a DevOps/openShift environment.