Mainframe z/OS Infrastructure Engineer

Testing Site - JPMC; Buenos Aires; On-site; ARS 1,000,000 - 2,000,000; Full time

Job summary

Testing Site - JPMC in Buenos Aires seeks an experienced Mainframe Engineer to join a high-caliber technical team. You will analyze complex data and systems, implement changes across platforms, and ensure infrastructure aligns with business objectives while maintaining security and compliance.

You will mentor junior engineers and contribute to a culture of inclusion and excellence. The role requires deep Mainframe expertise (z/OS, JCL, SMP/E) and hands-on coding in REXX or Python, with

Qualifications

• Formal training or certification in software engineering concepts.
• Experience with corporate mainframe environments and IBM/ISV toolsets.

Responsibilities

• Analyzes complex data and systems to anticipate issues and mitigate risk.
• Architects and implements changes with other platforms to modernize processes.
• Responsible for infrastructure engineering aligned with business requirements.
• Drives multiple complex programs and delivers results.
• Provides thought leadership within the product line.
• Ensures work complies with standards on compliance, risk, security, and business objectives.
• Assesses upstream/downstream implications and advises mitigation actions.
• Mentors junior engineers and technologists.
• Promotes team culture of diversity, inclusion, and respect.

Skills

Critical thinking

Clear communication

Agile/Lean experience

Collaboration

Education

Formal training or certification on software engineering concepts

Tools

SMP/E

z/OS Concepts

JCL

JES

SDSF

VSAM

Catalog management

USS

Parallel Sysplex

IBM utilities

Compuware/Broadcom tools

Job description

Job responsibilities

• Applies deep technical expertise and problem-solving methodologies focused on analyzing complex data and systems, anticipating issues, and finding ways to mitigate risk

• Works with other platforms to architect and implement changes required to resolve issues and modernize the organization and its technology processes

• Be responsible for infrastructure engineering in accordance with business requirements

• Drives results and implements multiple complex programs

• Drives thought leadership within the product line

• Executes work according to compliance standards, risk and security, and business objectives

• Considers upstream/downstream system or technical implications and advises on mitigation actions

• Advises junior engineers and technologists

• Adds to team culture of diversity, opportunity, inclusion, and respect

Required qualifications, capabilities, and skills

• Formal training or certification on software engineering concepts and 5+ years applied experience

• Experience using SMP/E to install and maintain IBM and Independent Software vendor products.

• Strong Mainframe Systems Programming including a deep understanding of z/OS Concepts, JCL, JES, SDSF, VSAM, Catalog management, SMP/E, USS, Parallel Sysplex, IBM system utilities and some of the IBM/Broadcom CA/ BMC Compuware software artifacts.

• Critical thinking and problem-solving skills with clear communication

• Understanding or have experience with agile and lean philosophies

• Ability to collaborate with different roles to achieve common goals

• Software development experience in one or more general purpose programming languages: REXX, Unix Scripting, zOSMF Workflows, Python etc.

Preferred qualifications, capabilities, and skills

• Exposure to managing budgets