**Introduction** Join IBM’s zSecure Support Team and help protect the world’s most secure enterprise platform—IBM Z. As part of our global support organization, you’ll work with cutting-edge security tools like zSecure, IBM Z Security and Compliance Center, and Threat Detection for z/OS. You’ll play a key role in helping clients safeguard their systems, ensure compliance, and respond to emerging threats. This is an excellent opportunity for a mid-career professional who enjoys solving complex technical problems, thrives in a collaborative environment, and wants to make a real impact in enterprise security. You’ll work with experienced colleagues, grow your expertise in IBM Z technologies, and support some of the world’s most critical systems. The zSecure portfolio helps protect the IBM Z mainframe, the world’s most "secureable" platform. It provides cost-effective security administration, improves service by detecting threats, and reduces risk with automated audit and compliance reporting. Our team also supports: * IBM Z Security and Compliance Center, which provides a superset of the functionality of zSecure Audit. * Threat Detection for z/OS, an AI-driven product that identifies anomalies in data access that may indicate a cyberattack. * IBM Security Key Lifecycle Manager (ISKLM) for z/OS, which manages encryption keys for secure data at rest. **Your role and responsibilities** As a Technical Support Professional, you will: * Provide in-depth remote technical support for IBM Z Security products on z/OS. * Serve as the primary IBM contact for customer issues, driving resolution and ensuring satisfaction. * Collaborate with development teams to resolve defects and improve product serviceability. * Expand your expertise across the zSecure portfolio and related technologies. * Analyze complex technical issues and drive root cause analysis to ensure long-term resolution and product improvement. You will work closely with clients, field support, and business partners worldwide, helping resolve complex issues and contributing to continuous improvement of our products. You’ll also have the opportunity to influence product direction through your insights from customer interactions. **Required technical and professional expertise** * 8+ years of experience working on IBM z/OS mainframe, with deep understanding of system internals and operational environments. * Ability to lead technical resolution efforts in high-pressure, business-critical situations. * Experience working effectively in virtual, cross-functional teams, demonstrating strong collaboration and ownership * Excellent communication skills - capable of translating complex. technical issues into clear explanations for both technical and non-technical audiences, and of understanding and refining customer requirements. * Calm, organized, and self-directed, especially when working under pressure or with limited oversight. **Preferred technical and professional experience** * 5+ years of experience with RACF. * 5+ years of systems programming experience. * 5+ years of SMP/E experience. * Proficiency with TSO/ISPF and REXX. * Prior experience in a technical support or customer-facing role, with a strong focus on troubleshooting and issue resolution. * Familiarity with IBM zSecure, IBM Z Security and Compliance Center, or Threat Detection for z/OS is a plus. IBM is committed to creating a diverse environment and is proud to be an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, caste, genetics, pregnancy, disability, neurodivergence, age, veteran status, or other characteristics. IBM is also committed to compliance with all fair employment practices regarding citizenship and immigration status.