Site Reliability Engineer II

Mastercard

O Fallon, MO

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JOB DETAILS

SKILLS

Amazon Web Services (AWS), Analysis Skills, Automation, Bash Scripting, Best Practices, Business Operations, Capacity Management, Capacity and Performance Management, Change Management, Cloud Computing, Computer Networks, Computer Security, Continuous Deployment/Delivery, Continuous Integration, Customer Experience, Customer Relations, Data Quality, DevOps, Disaster Recovery, Forecasting, GCP (Good Clinical Practices), Go Programming Language (Golang), High Availability, IT Service Management (ITSM), Identify Issues, Incident Response, Information Assets, Information/Data Security (InfoSec), International Operations, Linux Operating System, Machine Tool, Mentoring, Metrics, Microsoft Windows Azure, Needs Assessment, Network Administration/Management, Network Performance/Analysis, Network Protocols, Operational Audit, Operational Support, Operations, Operations Planning, Operations Processes, Performance Tuning/Optimization, Problem Solving Skills, Process Improvement, Product Development, Product Lifecycle, Product Support, Production Management, Project/Program Management, Python Programming/Scripting Language, Reliability Engineering, Resource Utilization, Risk, Risk Analysis, Risk Management, Scripting (Scripting Languages), Security Attacks, Security Protocols, Service Delivery, Software Administration, Splunk, System Operations, Systems Administration/Management, Systems Reliability, Thought Leadership, Unix Operating Systems, Writing Skills

LOCATION

O Fallon, MO

POSTED

5 days ago

Our Purpose

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential.

Title and Summary

Site Reliability Engineer II
Site Reliability Engineer II

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.

About the Role

The Payment Network Business Operations team is seeking a highly motivated and experienced Site Reliability Engineer II (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:

Work independently on elements of projects/processes within the Site Reliability Engineering area by applying intermediate/practical knowledge and area best practices to meet organizational standards of quality and excellence.

Support the implementation and maintenance of high-availability systems to ensure operational stability.

Assist in evaluating operational needs and developing technical solutions under guidance.

Contribute to automation and scripting projects to streamline routine operational tasks.

Troubleshoot and resolve basic to moderate system issues, escalating more complex problems as needed.

Document operational procedures and shares knowledge with team members.

Participate in quality checks and reviews to ensure system stability and reliability.

Utilize experience and a comprehensive understanding of area processes and tools to make minor adjustments or enhancements to resolve identifiable issues. May manage smaller project/initiatives as an experienced individual contributor with specialized knowledge within the Site Reliability Engineering area.

Role qualifications:

The ideal candidate will apply the following skills independently in routine and moderately complex situations, requiring occasional guidance typically only in unfamiliar or highly complex scenarios. They will demonstrate growing consistency and reliability in applying the skills.

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.

Specific Tool / Systems:

Strong knowledge of ITSM practices, observability, and monitoring using tools such as Splunk and Dynatrace
Experience operating and supporting applications on PCF and AWS platforms
Proven ability to implement CI/CD pipelines using Jenkins, Bitbucket, and XLR for automated build and release management
Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly.
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.

In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days . click apply for full job details

About the Company

Mastercard

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