Site Reliability Engineer I
Mastercard
Site Reliability Engineer I
Who is Mastercard?
At Mastercard technology, we work to connect and power an inclusive, digital economy that benefits everyone, everywhere, by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships, and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. We cultivate a culture of inclusion for all employees that respects their individual strengths, views, and experiences. We believe that our differences enable us to be a better team – one that makes better decisions, drives innovation, and delivers better business results.
What we create today will define tomorrow. Revolutionary technologies that reshape the digital economy to be more connected and inclusive than ever before. Safer, faster, more sustainable.
And we need the best people to do it. Technologists who are energized by the challenges of a truly global network. With the talent and vision to create the critical systems and products that power global commerce and connect people everywhere to the vital goods and services they need every day.
Working at Mastercard means being part of a unique culture. Inclusive and diverse, a rich collaboration of ideas and perspectives. A place that celebrates your strengths, values your experiences, and offers you the flexibility to shape a career across disciplines and continents. And the opportunity to work alongside experts and leaders at every level of the business, improving what exists, and inventing what’s next. About the Role
The Business Operations team is seeking a highly motivated and experienced Site Reliability Engineer I (SRE) to join our team. You will play a critical role in ensuring the reliability, scalability, and performance of our applications, supporting essential services that power Mastercard's global operations. As a thought leader in your field, you will bring technical expertise, a passion for automation, and the ability to mentor. The role of the Business Operations Site Reliability Engineer is to be the production readiness steward for Mastercard products. As Business Operations SRE, we are responsible for ensuring that our platform is stable and healthy. We break down barriers to running our products by fostering developer run ownership and empowering developers to build resilient products. We support our developers during the application build phase in software run principles that include operational design, automation, capacity planning, and monitoring that leads to fault-tolerant, scalable products. We see the big picture and help create and enforce operations standards while facilitating an agile and learning culture. We support daily operations with a hyper focus on triage, root cause by understanding the business impact of our products and subsequently performing blameless post-mortems. The goal of every Business Operations team is to engage early in the development lifecycle to be more proactive and upfront in the development process, and to proactively manage production and change activities to maximize customer experience and increase the overall value of supported applications. Business Operations teams also focus on risk management by tying all our activities together with an overarching responsibility for compliance and risk mitigation across all our environments. Ultimately, the role of Business Operations is to align Product and Customer Focused priorities with Operational needs by providing continuous feedback throughout the lifecycle. As part of the Business Operations team, you will:
• Follow clearly defined guidelines to complete routine tasks within the Site Reliability Engineering area by applying basic/theoretical knowledge and area best practices.
• Support day-to-day system maintenance tasks and help gather requirements for technical solutions.
• Identify automation that can be used and scripting efforts with guidance from senior engineers.
• Learn troubleshooting techniques and assist in resolving basic system issues.
• Gain familiarity with system applications and infrastructure, maintenance standards, and best practices used within the organization.
• Support deployment and monitoring activities, gaining experience in operational aspects of software delivery.
• Seek guidance from senior team members to improve technical skills and understanding of project requirements
• Troubleshoot and resolve basic to moderate system issues, escalating more complex problems as needed.
• Participate in team meetings and knowledge-sharing sessions to enhance technical understanding. Role qualifications:
The ideal candidate will understand core concepts, terminology, and principles of the following skills, apply them in routine situations with support, and build confidence through learning and practice. They may require guidance in moderately complex or unfamiliar scenarios. • Observability - Ability to use scripting and tooling to implement observability solutions, enabling the collection, analysis, and visualization of metrics, logs, and traces to support incident detection, diagnosis, and continuous service improvement.
• Programming and Scripting - Ability to write and maintain code and scripts to automate tasks, build operational tools, and support monitoring, deployment, and incident response using languages such as Python, Go, Bash, or similar.
• Systems and Network Administration - Ability to configure, operate, and troubleshoot Linux/Unix systems and network components, applying knowledge of networking concepts, protocols, security, and system reliability.
• Cloud Computing and Infrastructure - Ability to design, deploy, and manage applications and infrastructure on cloud platforms (e.g., AWS, Azure, GCP), ensuring scalability, security, availability, and operational efficiency.
• Reliability and Scalability - Ability to design and operate systems for high availability, fault tolerance, and disaster recovery, while ensuring systems can scale to meet current and future demand
• DevOps Practices - Ability to apply DevOps principles and practices, including CI/CD pipelines, containerization, and orchestration, to enable faster, more reliable software delivery and operations.
• Troubleshooting - Capability to systematically identify, diagnose, and resolve technical issues across systems, applications, and networks, using analytical methods and tools to restore functionality, minimize disruption, and ensure stable operations.
• Capacity Planning and Performance Optimization - Ability to monitor resource utilization, forecast future capacity needs, and optimize system performance to support growth, scalability, and efficient infrastructure usage.
• IT Service Management - Ability to apply IT service management principles to incident, problem, and change management, ensuring reliable service delivery, effective incident response, and continuous service improvement aligned to business needs.
• Proactive Monitoring and Improvement (SRE Applications) - The ability to use application reliability signals to anticipate issues, identify risks, and drive preventative improvements that enhance application performance and availability. Corporate Security Responsibility
All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must:
- Abide by Mastercard’s security policies and practices;
- Ensure the confidentiality and integrity of the information being accessed;
- Report any suspected information security violation or breach, and
- Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines.
- ...products and services that help people, businesses and governments realize their greatest potential. Title and Summary Site Reliability Engineer I-1 The Next Edge BizOps team is looking for a Site Reliability Engineer who can help us solve problems, build our CI/CD...SuggestedFull timeWorldwideShift work
- ...products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Site Reliability Engineer Who is Mastercard? At Mastercard technology, we work to connect and power an inclusive, digital economy that...SuggestedFull timeWorldwide
$180k - $400k
...knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who... ...to help people understand the universe and we are in need of Site Reliability Engineers (SREs) who have at least 8+ years of experience in...SuggestedTemporary workWork at office- ...products and services that help people, businesses and governments realize their greatest potential. Title and Summary Site Reliability Lead Engineer Lead Site Reliability Engineer Who is Mastercard? At Mastercard technology, we work to connect and power an...SuggestedFull timeWorldwide
- ...and services that help people, businesses and governments realize their greatest potential. Title and Summary Director, Site Reliability Engineering Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect...SuggestedFull timeWorldwide
- ...and services that help people, businesses and governments realize their greatest potential. Title and Summary Director, Site Reliability Engineering Director, Site Reliability Engineering Our Purpose: Mastercard powers economies and empowers people across more...Full timeWorldwide
- ...and services that help people, businesses and governments realize their greatest potential. Title and Summary Manager, Site Reliability Engineer Who is Mastercard? At Mastercard technology, we work to connect and power an inclusive, digital economy that benefits...Full timeWorldwideShift work
- ...services that help people, businesses and governments realize their greatest potential. Title and Summary Lead, SRE Engineer Lead SRE Engineer, Site Reliability Engineering Our Purpose: Mastercard powers economies and empowers people across more than 200 countries...Full timeWorldwide
- ...help people, businesses and governments realize their greatest potential. Title and Summary Lead SRE Network Engineer Lead Network Engineer, Site Reliability Engineering Our Purpose: Mastercard powers economies and empowers people across more than 200 countries...Full timeWorldwide
- ...their greatest potential. Title and Summary Senior Software Engineer Role Overview We are seeking a highly capable Senior Software... ..., ensuring high standards of code quality and system reliability Design and implement scalable, maintainable test automation...Full timeWorldwideFlexible hoursShift work
- ...products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Software Engineer in Test The Mastercard Consumer Data Management (CDM) program are on a mission to evolve our services and drive adoption of our...Full timeWork experience placementWorldwide
- ...realize their greatest potential. Title and Summary Software Engineer II Software Engineer II - Test Automation/Java We are looking... ...automation directly into the development workflow and ensure reliable, production‑ready releases. This is an individual...Full timeWorldwide
- ...products and services that help people, businesses and governments realize their greatest potential. Title and Summary Software Engineer II Overview The Virtual Card Management (VCM) team is part of the Commercial Transaction Management & Controls (CTMC) program...Full timeWorldwide
- ...their greatest potential. Title and Summary Senior Software Engineer Overview The Program Modernization team at MasterCard drives... ...with Mastercard’s standards for security, performance, and reliability. Role & Responsibilities Design, develop, and deliver AI...Full timeWorldwide
- ...across our go-to-market platform. We’re hiring a Senior Software Engineer II to join the Flywheel Context team - a foundational group... ...evaluation and quality frameworks to ensure context accuracy, reliability, and performance. Collaborate closely with platform teams and...Remote jobWork at office
- ...their greatest potential. Title and Summary Senior Software Engineer Senior Software Engineer Overview: Who is Mastercard?... ...platform innovation—turning emerging technologies into secure, reliable, and reusable capabilities that create measurable business value...Full timeWorldwide
- ...products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Software Engineer Overview Be part of the Operations & Technology Fraud Products team developing new capabilities for MasterCard's Decision...Full timeWorldwide
- ...realize their greatest potential. Title and Summary Software Engineer – DevOps / SRE Overview The Mastercard Authentication... ...in Dublin is hiring a Software Engineer II with emphasis on site reliability to support and evolve our Authentication and Post-Authentication...Full timeWorldwide
- ...products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Software Engineer Overview The Mastercard Fraud Scoring and Analytics Platform team in Dublin have an exciting opportunity to hire a Senior...Full timeWork experience placementWorldwide
- ...realize their greatest potential. Title and Summary Lead Software Engineer - Distributed Microservices Platform Role overview This... ...microservices—with a strong focus on platform resilience, reliability, and safe evolution while continuing to deliver business-...Full timeWorldwide
- ...and services that help people, businesses and governments realize their greatest potential. Title and Summary Director, Platform Engineering (vmware) Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect...Full timeWorldwide
- ...products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Platform Engineer - Linux Overview: Linux Systems Administrator, Platform Support to provide support of technical hardware and software...Full timeWorldwide
- ...realize their greatest potential. Title and Summary Lead Platform Engineer – AWS Cloud DevOps Engineer Overview Mastercard’s... ...BitBucket/GitHub, Artifactory, and Sonarqube. • Drive platform reliability and scalability through automation, observability (Splunk,...Full timeWorldwide
- ...their greatest potential. Title and Summary Principal DevOps Engineer - Decision Management Platform Overview Join Mastercard’... ...Terraform and CloudFormation. • Drive observability and reliability through monitoring, logging, and alerting systems (Prometheus,...Full timeWorldwide
- ...and services that help people, businesses and governments realize their greatest potential. Title and Summary Principal Software Engineer Who is Mastercard? Mastercard is a global technology company specializing in the payments industry. Our mission is to...Full timeWork experience placementWorldwide
- ...their greatest potential. Title and Summary Principal Software Engineer About Mastercard Mastercard powers a global, inclusive... ...excellence across development, testing, security, and reliability Embed strong development lifecycle discipline (PDLC) to ensure...Full timeWorldwide
- ...realize their greatest potential. Title and Summary Lead Software Engineer Overview: Mastercard is seeking a Lead Software Engineer... ...standards. • Optimize application performance and reliability for large-scale, high-traffic systems. All About You: • Extensive...Full timeWorldwide3 days per week
- ...realize their greatest potential. Title and Summary Lead Software Engineer Lead Software Engineer Overview: Who is Mastercard?... ...You will lead the design and delivery of secure, scalable, and reliable agentic applications that can reason, orchestrate tools,...Full timeTemporary workWorldwide
- ...realize their greatest potential. Title and Summary Software Engineer II in Test (SDET) Who is Mastercard Mastercard is a global... ...quality engineering expertise to ensure our decisioning systems are reliable, scalable, and secure. Role (What You Will Do) As an SDET...Full timeWorldwide
- ...greatest potential. Title and Summary Principal Oracle Platform Engineer Principal Platform Engineer (Database) Location: Dublin,... ...environment, moving beyond routine maintenance to design complex, multi-site replication strategies and modern microservices-based data flows...Full timeWorldwide
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Site Reliability Engineer I. Be the first to apply!
- junior website developer Ireland
- on-site clinical research associate (traveling/remote) Ireland
- site reliability engineer remote
- site reliability engineer
- lead site reliability engineer
- junior site reliability engineer
- site reliability engineer sre
- site reliability engineering manager
- well site geology
- site acquisition
