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Core Responsibilities- Installation & Upgrades: Deploy and patch Tuxedo middleware across OS platforms like RHEL Linux or IBM AIX.
- System Configuration: Establish domain parameters, machines, server groups, and workstation handlers.
- Transaction Management: Optimize distributed transactions using Tuxedo ATMI, SALT, and TMQUEUE tools.
- Environment Monitoring: Track shared memory, bulletin boards (BBL/DBBL), queues, and active system processes.
- Security Administration: Configure authentication, ACL authorization, SSL encryption, and link-level security.
- Performance Tuning: Adjust application parameters dynamically to optimize request routing and workload balancing.
- Issue Troubleshooting: Resolve production issues, analyze core dumps, and manage P1/P2 incidents under strict SLAs.
- Team Collaboration: Coordinate with DBAs, application developers, and infrastructure teams for cross-stack integration.
Required Technical Skills - Middleware Expertise: Strong knowledge of Oracle Tuxedo architecture, MIB, and runtime tracing facilities.
- Operating Systems: Advanced Unix/Linux administration capabilities.
- Scripting Languages: Proficiency in Shell, Perl, or Python scripting for process automation.
- Database Integration: Familiarity with connecting applications to relational systems like Oracle Database 19c.
- Development Tooling: Experience compiling and troubleshooting Pro*C, C, or COBOL source code libraries.
- Monitoring Tools: Competence utilizing command-line utilities, log parsers, and custom enterprise monitoring systems.
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