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Sr Systems Engineer

ACI Worldwide


Job Location:

Norcross, GA - USA

Monthly Salary: Not provided by the employer
Posted: 29 September 2026 (2 days ago)
Application Deadline: 27 December 2026
Vacancies: 1 Vacancy

Job Summary

Description

Powering the worlds payments ecosystem

ACI powers the payments ecosystem globally and you power ACI. Youll innovate collaborate and grow in an energetic technology culture with decades of proven success. ACIers in all roles and levels are truly your colleagues and many are your friends. Our size and reach allow you to see the global impact of your work. You are visible your talents are valued and you are empowered to shape the future of payments.

As a Sr Systems Engineerin Norcross GA or Omaha NE you will join a diverse passionate team dedicated to powering the worlds payments ecosystem!

Position Summary:

We are seeking a highly skilled and motivated Senior Systems Engineer to support and enhance our enterprise payment systems. The ideal candidate will have hands-on experience with IBM WebSphere COBOL AIX Linux and the MTS payments platform and will be responsible for maintaining application stability implementing enhancements and collaborating with cross-functional teams to deliver high-quality solutions.

Key Responsibilities:
  • Support maintain and enhance applications running on the MTS payments platform.
  • Develop and troubleshoot COBOL programs and batch jobs in a high-volume transaction environment.
  • Manage and deploy applications using IBM WebSphere Application Server.
  • Perform system administration tasks on AIX and Linux servers related to application support.
  • Collaborate with infrastructure security and development teams to ensure system reliability and compliance.
  • Participate in incident management and root cause analysis for production issues.
  • Document technical processes configurations and procedures.
  • Assist in planning and executing application upgrades and migrations.
  • Monitor application performance and implement tuning strategies.
Required Qualifications:
  • Bachelors degree in Computer Science Information Systems or related field (or equivalent experience).
  • 5 years of experience in application engineering or software development.
  • Strong proficiency in COBOL and experience with legacy systems.
  • Hands-on experience with IBM WebSphere Application Server.
  • Solid understanding of AIX and Linux operating systems.
  • Experience working with the MTS payments platform or similar transaction processing systems.
  • Familiarity with scripting languages (e.g. Shell Perl) and job scheduling tools.
  • Strong problem-solving and analytical skills.
  • Excellent communication and collaboration abilities.
Preferred Qualifications:
  • Experience in financial services or payment processing environments.
  • Knowledge of DevOps practices and CI/CD pipelines.
  • Familiarity with ITIL processes and service management tools.

Applicants must be currently authorized to work in the United Stateson a full-time basis. This position does not offer sponsorship for employment visa status or work permit now or in the future.

In return for your expertise we offer opportunities for growth career development and a competitive compensation and benefits packageall within an innovative and collaborative work environment.

Are you ready to help us transform the payments ecosystem To learn more about ACI Worldwide visit our web site atJob ID (Requisition #19861)

ACI Worldwide is an AA/EEO employer in the United States which includes providing equal opportunity for protected veterans and individuals with disabilities and an EEO employer globally.

Important Notice About Recruitment Scams
Job seekers should be aware of ongoing recruitment scams where individuals or organizations impersonate legitimate companies to offer fake job opportunities. These scams often involve requests for personal information payments or interviews through unofficial channels. Please be cautious and verify any communications claiming to be from our company ( / @). The ACI Worldwide recruitment team will always follow official channels and will never request payment.

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Required Experience:

Senior IC


About Company

With more than 3,800 employees worldwide and offices in principal cities around the globe, ACI has one of the most diverse and robust product portfolios in the industry, with application software spanning the entire electronic payments chain.

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