Mainframe Systems Programmer

3 days ago

Bengaluru India SWITS DIGITAL Private Limited Full time

Job Description Job Title: Mainframe Systems Programmer Location : bangalore Experience : 9 - 12 years Job Description The Db2 Mainframe Systems Programmer is responsible for the installation, configuration, maintenance, performance optimization, and operational support of IBM Db2 on z/OS systems and associated 3rd-party tools. The role focuses on ensuring high availability, reliability, and efficiency of database environments supporting mission-critical applications within the Distribution sector. Key Responsibilities - System Installation & Configuration - Perform installations, maintenance, patching, and version upgrades for IBM Db2 z/OS and related 3rd-party tools. - Implement SMP/E processes for product installation and ongoing maintenance. - Database Administration & Operations - Manage Db2 system performance, capacity planning, and tuning to ensure optimal database operations. - Administer Db2 backup, recovery, and disaster recovery solutions. - Oversee Db2 subsystem configurations and support hardware/software integrations. - Security & Compliance - Implement and maintain Db2 z/OS infrastructure security, including user access, encryption, and digital certificate management. - Ensure compliance with corporate security policies and regulatory requirements. - Monitoring & Performance Management - Utilize monitoring tools such as CA Detector, Omegamon, and other Db2 utilities to analyze and optimize performance. - Manage problem identification, root cause analysis, and resolution in collaboration with cross-functional teams. - Automation & Process Improvement - Develop and implement scripts (REXX, CLIST, JCL) to automate routine maintenance and operational tasks. - Identify and recommend process and technology improvements for increased system reliability and efficiency. - Change & Incident Management - Work within change management frameworks (ServiceNow, ChangeMan) to track, document, and deploy system modifications. - Provide Level 3 technical support for incidents and participate in on-call rotations as needed. - Documentation & Collaboration - Maintain accurate and up-to-date technical documentation, configuration records, and procedural guides. - Collaborate with infrastructure, storage, and application teams to ensure end-to-end system stability. Required Skills & Competencies - Core Expertise: IBM Db2 on z/OS Installation, Maintenance, Migration, and Support - Backup & Recovery: Implementation of Db2 recovery and resiliency solutions - Performance & Capacity Management: Proficient in Db2 tuning and system optimization - Infrastructure Tools: CA Detector, Omegamon, SMP/E - Programming / Scripting: JCL, REXX, CLIST, TSO - Operating System: IBM z/OS environment - Security & Certificates: Familiarity with digital certificate management and encryption standards - Change Management Tools: ServiceNow, ChangeMan - Productivity Tools: MS Office Suite, Microsoft Edge, Google Chrome Qualifications & Experience - Education: Bachelor's degree in Computer Science, Information Technology, or a related field - Experience: Minimum 58 years of hands-on experience in IBM Db2 z/OS Systems Programming and Administration - Certifications (Preferred): - IBM Certified Db2 Database Administrator z/OS - ITIL Foundation or equivalent

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