Senior Infrastructure Engineer

You lead the way. We have your back

At American Express, our culture is built on a 175-year history of innovation, shared values and Leadership Behaviors, and an unwavering commitment to back our customers, communities, and colleagues. As part of Team Amex, you'll experience this powerful backing with comprehensive support for your holistic well-being and many opportunities to learn new skills, develop as a leader, and grow your career.

The Mainframe & Data Center Infrastructure organization engineers, operates, and supports highly available and scalable infrastructures at Amex, which includes mainframe application services, middleware systems, database operations, data centers and security services.

How will you make an impact in this role?

The Senior Infrastructure Engineer I for Application Services is a Hybrid role supporting Mainframe developers and tooling including components such as Control-M suite of tools used in Batch Orchestration (Control-M, Workload Change Manager, Insights, Archive, Airflow), CI/CD Pipeline modernization (ISPW, Topaz, VSCode, GIT, Code Coverage, Automated Test), along with re-usable utilities developing customer centric self- service capabilities. The role will report directly to the Director of Engineering for Application Services.

Responsibilities

• Partner with business and vendor teams to analyze objectives, evaluate application architecture, and identify, diagnose, and resolve complex challenges.
• Collaborate with Infrastructure and Application Engineers and Architects to demonstrate modern technologies such as API enablement (e.g., z/OS Connect), containerization, DevOps, AI/ML integration, cloud-native development, and hybrid cloud architectures blending mainframe and cloud services.
• Drive engineering leadership and own delivery execution, including hands-on CI/CD implementation using tools like GitHub, Jenkins, GitHub Actions, and SonarQube.
• Champion software and code quality by enforcing engineering-first practices—code reviews, adopting Generative AI developer tools (e.g., GitHub Copilot), and advancing code modernization initiatives.
• Lead architecture and engineering discussions, design new systems, and re-engineer existing ones to align with evolving product and business needs.
• Initiate and contribute to brainstorming and discovery sessions to evaluate emerging technologies through research, proofs of concept, and independent exploration.
• Apply deep expertise to remove blockers during production incidents, degraded performance periods, and solution rollouts, ensuring timely recovery and delivery.
• Enforce compliance with engineering, architectural, regulatory, and strategic standards, policies, and procedures.
• Accelerate modernization of platforms and applications by applying agile and DevOps methodologies.

Please note, salary increases in case of a lateral move are provided only on an exception basis and in line with compensation guidelines.

Minimum Qualifications:

• 8+ years of engineering experience within complex mainframe environments in the Financial Services industry.
• 5+ years experience in designing, architecting, and implementing mainframe and distributed applications.
• Demonstrated expertise in application development and deployment architectures, including automated testing and security scanning.
• Bachelors Degree

• Advanced proficiency in modern mainframe technologies and languages such as zOSMF, ZOWE, zOAU, Ansible, Python, and Java.
  

  Preferred Qualifications:

• Practical experience with core mainframe tools, languages, and platforms (e.g., COBOL, REXX, CICS, DB2, IMS, JCL).
• Skilled in complex problem-solving, data analysis, reporting, and executive-level presentations.
• Strong knowledge of emerging technologies and their relevance to the American Express technology ecosystem.
• Proven critical thinking, sound decision-making, integrity, and collaboration across teams and functions.
• Exceptional ability to motivate, guide, and inspire teams to meet and exceed commitments.

• Excellent verbal and written communication skills with the ability to adapt messaging to diverse audiences.

Salary Range: $123,000.00 to $215,250.00 annually + bonus + benefits

The above represents the expected salary range for this job requisition. Ultimately, in determining your pay, we’ll consider your location, experience, and other job-related factors.

We back you with benefits that support your holistic well-being so you can be and deliver your best. This means caring for you and your loved ones' physical, financial, and mental health, as well as providing the flexibility you need to thrive personally and professionally:

• Competitive base salaries
• Bonus incentives
• 6% Company Match on retirement savings plan
• Free financial coaching and financial well-being support
• Comprehensive medical, dental, vision, life insurance, and disability benefits
• Flexible working model with hybrid, onsite or virtual arrangements depending on role and business need
• 20+ weeks paid parental leave for all parents, regardless of gender, offered for pregnancy, adoption or surrogacy
• Free access to global on-site wellness centers staffed with nurses and doctors (depending on location)
• Free and confidential counseling support through our Healthy Minds program
• Career development and training opportunities

For a full list of Team Amex benefits, visit our Colleague Benefits Site .

American Express is an equal opportunity employer and makes employment decisions without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran status, disability status, age, or any other status protected by law. American Express will consider for employment all qualified applicants, including those with arrest or conviction records, in accordance with the requirements of applicable state and local laws, including, but not limited to, the California Fair Chance Act, the Los Angeles County Fair Chance Ordinance for Employers, and the City of Los Angeles’ Fair Chance Initiative for Hiring Ordinance. For positions covered by federal and/or state banking regulations, American Express will comply with such regulations as it relates to the consideration of applicants with criminal convictions.

We back our colleagues with the support they need to thrive, professionally and personally. That's why we have Amex Flex, our enterprise working model that provides greater flexibility to colleagues while ensuring we preserve the important aspects of our unique in-person culture. Depending on role and business needs, colleagues will either work onsite, in a hybrid model (combination of in-office and virtual days) or fully virtually.

US Job Seekers - Click to view the “ Know Your Rights ” poster. If the link does not work, you may access the poster by copying and pasting the following URL in a new browser window: https://www.eeoc.gov/poster

Employment eligibility to work with American Express in the U.S. is required as the company will not pursue visa sponsorship for these positions