JOB DESCRIPTION
Joining Amex Tech means discovering and shaping your contribution to something big. Here, you can work alongside talented tech teams and build a unique career with the Powerful Backing of American Express. With a range of opportunities to work with the latest technologies, and a commitment to back the broader engineering community through open source, our mission is to power your success. Because Amex Tech is powered by our technology, our culture, and our colleagues.
The Technology organization enables and accelerates the company’s growth strategies, delivering global capabilities and services in support of Amex’s customers and colleagues, while maintaining 24/7 servicing and availability to ensure an uninterrupted, high-quality customer experience. Technology provides the foundation for everything we do in the company while driving differentiation through building and leveraging innovative technology and data insights.
We are seeking a Senior Staff Core Infrastructure Architect to define and govern enterprise - wide infrastructure architecture in a highly regulated financial services environment, with strong emphasis on hybrid cloud strategy, modernization off mainframe, observability, and SRE - led resilience.
This role operates at organizational scale across Global Infrastructure, spanning public cloud, private cloud, datacenters, mainframe, global networks, and runtime platforms, and partners closely with existing Cloud Architecture, SRE, and Security teams to deliver infrastructure that is observable, resilient, auditable, and regulator - safe .
You will act as a high - leverage individual contributor, shaping long - term infrastructure and reliability outcomes without direct people management.
RESPONSIBILITIES
*Define end - to - end hybrid infrastructure patterns and customer journeys across:
Public and private cloud platforms
Mainframe, Datacenters and mission - critical legacy systems
Core Infrastructure services - including compute, network and storage
*Establish observability - first , DevOps driven architecture across all infrastructure layers, including:
Standardized metrics, logging, and tracing foundations
Clear service ownership, dependency visibility, and telemetry expectations
Architectural patterns that enable root - cause analysis and auditability
CI/CD automated deployments facilitating inner sourcing and rapid release to production
*Partner closely with GI Product and SRE teams to:
Define reliability targets (SLIs/SLOs) for core infrastructure services
Embed resilience, capacity, and failure - mode thinking into architecture
Ensure platforms support incident response, change management, and post - incident review
Have comprehensive Product testing and release automation in place to enable scale
Define architectural guardrails to meet regulatory expectations for:
Availability, disaster recovery, and business continuity
Security controls, segregation of duties, and least privilege
Operational transparency, traceability, and audit readiness
End-to-end DevOps managed infrastructure with formal release management and TDD/BDD.
*Collaborate with Cloud Architecture teams to align hybrid strategies, avoid duplication, and ensure consistent, regulator - approved patterns
*Author and steward Architecture Decision Records (ADRs) suitable for governance, audit, and regulatory review across the Infrastructure Estate.
*Mentor Staff - level engineers and architects across infrastructure, reliability, and platform domains
QUALIFICATIONS
At least 15+ years-experience with Technology strategy and large-scale program delivery
Strong and diverse technical background - ideally an Infrastructure Developer
You have done “DevOps” work, such as building CI/CD pipelines or setting up cloud hosting environments
Extensive experience in infrastructure products. This may include network, compute , storage, database, midrange, mainframe, observability with a strong focus and practical experience in using both public & private cloud
You have experience mentoring more junior engineers, helping them to succeed and grow in their roles
You build effective work relationships, giving and receiving constructive feedback, and your colleagues at all levels and across all teams trust you
You can break down platform silos, evaluate from all perspectives, and put enterprise thinking first.
Experience implementing SDLC in a controlled or regulated environment
Strong influencing and negotiation skills
Exceptional stakeholder management skills, including at the senior-level
Excellent written, interpersonal and presentation communications
Experience working in a matrixed organization and influencing people at all levels
Demonstrated leadership and management experience in working with cross-functional, geographically dispersed teams on complex projects
Brings support and positive attributes to a culture that is respectful, supportive, goal oriented , and diverse
Extensive experience designing and operating large - scale , regulated infrastructure
Deep expertise across cloud platforms, physical infrastructure, networking, and identity
Hands - on involvement in legacy modernization within risk - sensitive environments
Strong grounding in SRE and DevOps principles , including reliability engineering, capacity planning, incident management and CI/CD
Experience designing enterprise observability platforms and operating models
Comfort partnering with Risk, Compliance, Audit, Security, and Operations stakeholders
Ability to influence architectural outcomes without formal authority
Clear, executive - ready communication and strong technical judgment
Technologies we use at Amex include:
Infrastructure components are based around VMware, IP networks and SDN, SAN and NAS fabrics and OpenShift. Experience using public cloud services is crucial (AWS / GCP)
Go and Java are our primary server languages - familiarity in at least one language will be beneficial
Code lives in GitHub Enterprise and flows to production through a CI/CD pipeline built on GitHub Actions
Code runs in Kubernetes-managed Docker containers hosted in a mix of private and public clouds
Other key tech includes GraphQL , gRPC , Kafka, Postgres, Couchbase, Cassandra, Elasticsearch, Redis, OpenTracing , Jaeger, Prometheus, and Grafana.
Employment eligibility to work with American Express in the United States is required as the company will not pursue visa sponsorship for these positions.
ABOUT US
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. From delivering differentiated products to providing world-class customer service, we operate with a strong risk mindset, ensuring we continue to uphold our brand promise of trust, security, and service.
As part of Team Amex, you’ll experience our 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. Here, your voice and ideas matter, your work makes an impact, and together, you will help us define the future of American Express.
ABOUT THE TEAM
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:
For a full list of Team Amex benefits, visit out 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 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.
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The below 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.