Senior Mainframe Infrastructure Analyst

Citigroup Inc.; Irving (TX); On-site; USD 96,000 - 145,000; Full time

Benefits offered by this job

Medical, Dental & Vision

401(k)

Paid time off

Job summary

Citigroup Inc. is seeking an experienced Infrastructure Senior Technology Analyst to join the CTI Enterprise Command Centre in Irving, TX. You will play a key role in providing support for our mainframe infrastructure and in implementing leading-edge solutions within Citi’s vast IT environment.

You will collaborate with cross-functional teams globally, drive improvements, and mentor junior analysts while managing high-visibility initiatives and RCA post-restoration activities.

Qualifications

• 5-8 years of experience in Infrastructure Technologies delivery.
• Strong time management and sense of urgency.
• Ability to operate within tightly controlled operational procedures.
• 3+ years’ experience across IBM Z platform architecture.
• Ability to communicate technical concepts to non-technical audience.
• Experience in a Financial Services or large, global environment preferred.
• Effective written and verbal communication skills.
• Ability to work with virtual and in-person teams, and work under pressure or to a deadline.

Responsibilities

• Provide support for mainframe service and high-visibility activities.
• Drive improvement projects to enhance service and reduce toil.
• Engage with multiple functions to ensure proper processes in one of the world’s largest IT environments.
• Develop communication skills through collaboration with global teams.
• Share knowledge and introduce new generation of Z infrastructure analysts.
• Create complex project plans, perform impact analyses, solve high‑impact problems and provide resolutions.
• Drive Root Cause Analysis (RCA) post restoration of service.
• Design testing approaches, processes, reporting streams, and automation of repetitive tasks.
• Review requirement documents and update processes and procedures as necessary.
• Provide technical direction and coach lower level analysts.
• Contribute to metrics, analytical tools, benchmarking activities and best practices.
• Support risk assessment and compliance with applicable laws and regulations.

Skills

Infrastructure delivery

IBM Z

Communication

Teamwork

Financial services

Education

Bachelor’s degree

Tools

IBM Z platform

Job description

Citigroup Inc. is seeking an experienced Infrastructure Senior Technology Analyst to join the CTI Enterprise Command Centre in Irving, TX. You will play a key role in providing support for our mainframe infrastructure and in implementing leading-edge solutions within Citi’s vast IT environment.

You will collaborate with cross-functional teams globally, drive improvements, and mentor junior analysts while managing high-visibility initiatives and RCA post-restoration activities.