Role Summary
We are seeking a senior Mainframe Security Administrator to secure and administer our IBM z/OS environment using RACF. You will own the RACF database, manage digital certificates, support auditing and compliance, and ensure security is configured correctly across a Parallel Sysplex environment.
Key Responsibilities
- Administer RACF users, groups, and resource profiles, and maintain resource access lists
- Manage the RACF database: backup databases, database housekeeping, and monitoring of usable database space.
- Run and interpret RACF utilities for database initialization, split/merge/extend, unload, and verification.
- Plan and execute database changes, such as switching to a backup database, with controls to prevent corruption from incorrect database sharing.
- Provide 2nd/3rd-level support for z/OS security incidents and access issues.
- Work with systems programmers, application teams, and security/GRC teams.
- Create and maintain procedures, runbooks, and documentation.
Mandatory Skills
- IBM z/OS: deep, hands-on knowledge of the operating system
- Parallel Sysplex: working knowledge of Parallel Sysplex concepts.
- RACF: strong knowledge of RACF concepts and administration, including RACF database management.
- RACF digital certificates: hands-on experience with RACDCERT.
- RACF auditing: hands-on experience.
- 8+ years of relevant mainframe security administration experience.
关于高知特 (Cognizant)
高知特(Cognizant)（纳斯达克代码：CTSH）作为一家AI Builder和相关技术服务提供商，致力于通过打造全栈AI解决方案，帮助企业将人工智能投资转化为实际价值。公司凭借深厚的行业经验、流程优化和工程技术专长，将企业独特的业务场景融入科技系统，赋能组织释放人才潜能，推动切实成果，并帮助全球企业在瞬息万变的环境中保持领先。如需了解更多详情，敬请访问 cognizant.ai 或关注@cognizant。
补充雇佣信息
薪酬信息截至本职位发布之日为准。Cognizant 保留在适用法律允许的范围内随时修改该信息的权利。
申请人可能需要通过现场面试或视频会议的方式参加面试。此外，候选人在每次面试时可能需要出示其当前所在州或政府签发的有效身份证件。
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