Skip to main contentA logo with &quat;the muse&quat; in dark blue text.

Mainframe Sr Operator

Yesterday Buenos Aires, Argentina

Organization Description

Our Infrastructure Platforms group is a team rewarded with innovators who love technology as much as you do. We rely on smart, driven people like you to develop applications and manage enterprise infrastructure. Together, you'll use a disciplined, innovative and a business focusedapproach to develop a wide variety of high-quality products and solutions. You'll be part of a team specifically built to meet and exceed our evolving technology needs, as well as our technology controls agenda. You'll work in a stable, resilient, and secure operating environment where you-and the products you deliver-will thrive.

JOB Description

As a Senior Systems Operations Lead in our Mainframe and Mid-Range 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

7 years' experience in operating and managing the operations of IBM z-Series environments:

Want more jobs like this?

Get jobs in Buenos Aires, Argentina delivered to your inbox every week.

Job alert subscription

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 global environment 24X7.

Demonstrated expertise in Incident/Problem/Change management process and procedures.

Able to troubleshoot priority incidents, facilitate blameless post-mortems and ensure permanent closure of incidents.

Ability to host/participate in bridge calls and communicate effectively to large group of individuals at all levels.

Knowledge of industry-wide technology trends, automation tools and best practices

Ability to work in large, collaborative teams to achieve organizational goals.

Demonstrate ability to work independently with strong ownership & communication skills.

Knowledge in Site Reliability Engineering - Design, code, test and deliver software to automate manual operational work.

Knowledge of multiple Batch Scheduling tools, notably CA-7, Control-M and Zeke. Exhibit a good working knowledge of JCL (Job Control Language)

Knowledge in any of these REXX, Ansible, OPS/MVS, Python, or scripting languages

Passionate about building an innovative culture.

Excellent debugging and troubleshooting skills.

Conversant with Netcool support in a large-scale environment.

Demonstrated ability to engage with IBM z-Series Engineering L3/L4/Build Teams on Architecture, Development, Stability & Continuous Improvement of Environment to advance the product's vision and strategy to satisfy customer needs.

ABOUT US

J.P. Morgan is a global leader in financial services, providing strategic advice and products to the world's most prominent corporations, governments, wealthy individuals and institutional investors. Our first-class business in a first-class way approach to serving clients drives everything we do. We strive to build trusted, long-term partnerships to help our clients achieve their business objectives.

We recognize that our people are our strength and the diverse talents they bring to our global workforce are directly linked to our success. We are an equal opportunity employer and place a high value on diversity and inclusion at our company. We do not discriminate on the basis of any protected attribute, including race, religion, color, national origin, gender, sexual orientation, gender identity, gender expression, age, marital or veteran status, pregnancy or disability, or any other basis protected under applicable law. We also make reasonable accommodations for applicants' and employees' religious practices and beliefs, as well as mental health or physical disability needs. Visit our FAQs for more information about requesting an accommodation.

ABOUT THE TEAM

Our professionals in our Corporate Functions cover a diverse range of areas from finance and risk to human resources and marketing. Our corporate teams are an essential part of our company, ensuring that we're setting our businesses, clients, customers and employees up for success.

Client-provided location(s): Buenos Aires, Argentina
Job ID: JPMorgan-210693218
Employment Type: FULL_TIME
Posted: 2025-12-12T19:20:18

Perks and Benefits

  • Health and Wellness

    • Parental Benefits

      • Work Flexibility

        • Office Life and Perks

          • Vacation and Time Off

            • Financial and Retirement

              • Professional Development

                • Diversity and Inclusion