Mainframe Analyst


Buenos Aires, B, AR

Company:  ExxonMobil

ExxonMobil Business Support Center Argentina S.R.L; empresa afiliada a Exxon Mobil Corporation (*)

About Us

ExxonMobil is one of the world's largest publicly traded international Oil and Gas Company, providing energy that helps underpin growing economies and improve living standards around the world. ExxonMobil uses innovation and technology to deliver energy to a growing world. We explore for, produce and sell crude oil, natural gas and petroleum products.  We operate facilities or market products in most of the world's countries and explore for oil and natural gas on every continent.

We are EMIT. ExxonMobil’s Information Technology arm with over 6,000 associates working globally to provide IT guidance and support to one of the world’s most established companies. But aside from that, we’re a hip crew of technologically smart and savvy individuals, and we make a great team. One that focuses on collaboration, encourages creativity, and embraces change. We’re continuously advancing across multiple platforms, driving strategy and innovation through global digitization and technology enablement, in order to keep ExxonMobil at the top. Through its different affiliates, ExxonMobil has been present in Argentina for over 100 years, helping satisfy our country's energy needs.

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A Mainframe Analyst supports and develops enhancements for critical financial and reporting applications in ExxonMobil. This professional designs, builds, tests, and delivers mainframe applications, based on requirements gathered from business analysts.

Job Summary

Analyze customer needs, document requirements, design technical solutions

Design, develop, test, and implement applications leveraging Mainframe technology

Lead consultation and coordination for work items and small projects

Database design and maintenance  

Leverage Agile practices and mandates

Availability to provide a 24 x 7 support in on-call rotational schedule


Degree in Engineering/IT or close to graduating

Advanced verbal and written communication English skills

Willingness to learn new skills and a continuous learning mindset

Strong unit test and debugging skills / troubleshooting

Prior experience developing and supporting applications in an IBM MVS or zOS environment

Deep understanding of Mainframe technologies (e.g. MVS (z/OS), JCL, TSO, ISPF)

Verifiable experience programming PL/1 applications

Prior experience designing and maintaining IMS DB/DC databases

Self-monitoring abilities and taking initiative to ensure work activities are effectively carried out while maintaining quality and thoroughness

Verifiable experience working with Desktops: Windows 10, MS Office, TN3270 (or other MF terminal emulator, e.g. Attachmate Extra, Rumba)

Desired Skills

Working experience in an Agile organization

Prior experience developing Visual C# applications

Prior experience with REXX, SAS, and High Level Assembler programming

Prior experience with data transport tools such as XCOM, Automic (UC4)

Prior experience with Tivoli Workload Scheduler for z/OS (OPC)

Other relevant technologies: ACF2, Endevor, IMS Connect, VSAM

(*) Afiliada ExxonMobil significa Exxon Mobil Corporation y/o toda persona, individuo, sociedad de persona, sociedad con responsabilidad limitada, sociedad anónima, fideicomiso, sucesión, asociación no constituida, representante, joint venture u otra entidad, directa o indirectamente controlante, controlada por Exxon Mobil Corporation o bajo control común con Exxon Mobil Corporation. Para los fines de esta definición el término "control" (incluyendo los términos "controlante" y "bajo control común con") significa posesión, directa o indirecta del poder para dirigir o disponer la dirección del manejo y políticas ya sea a través de la titularidad de títulos, acciones, cuotas o cualquier otro documento con derecho a voto, o por contrato o de otro modo, respecto de cualquier persona, individuo, sociedad de personas, sociedad con responsabilidad limitada, sociedad anónima, fideicomiso, sucesión, asociación no constituida, representante, joint venture u otra entidad."

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