As a Senior Systems Operations in our Mainframe Compute Site Reliability and Engineering (SRE) team, we look first and foremost for people who are passionate to solving business problems through innovation and modern engineering practices. You'll be required to apply your depth of knowledge and expertise to all aspects of Infrastructure Support and Software Development Lifecycle, as well as partner continuously with your many stakeholders daily to stay focused on common goals. We embrace a culture of experimentation and constantly strive for improvement and learning. You’ll work in a collaborative, trusting, thought-provoking environment - one that encourages diversity of thought and creative solutions that are in the best interests of our customers, globally.
This role requires a wide variety of strengths and capabilities, including:
- Bachelor’s degree or equivalent experience
- 5-7 years’ experience in operating and managing the operations of IBM z-Series environments




- Demonstrated leadership of Operational and SRE Teams in a 24X7 support environment including all aspects of people management
- Understanding of infrastructure architecture including servers, storage, network, database, and application components.
- Extensive knowledge in administering, troubleshooting Mainframe related components.
- Extensive knowledge “Replication” technologies’ such as IBM CSM and GDPS
- Expertise in administering z-Series and Hardware Management Console (HMC) including Firmware/Microcode upgrades.
- Demonstrated understanding of security standards including a working knowledge of SSH protocol.
- Demonstrated working knowledge of transaction-based systems, IMS, CICS, DB2 and WebSphere
- Experience in managing external Vendors such as IBM to coordinate Hardware Replacements and to troubleshoot hardware and software issues.
- Experience in managing ServiceNow including workflow/ticket/resolution management across a integral environment 24X7
- Demonstrated expertise in Incident/Prob

📌 Senior Mainframe Operator (Buenos Aires)
🏢 Testing Site - JPMC
📍 Buenos Aires