Lead Site Reliability Engineer

Mastercard is hiring a Lead Site Reliability Engineer in Mexico City, Mexico. Level rates it ; you can apply on Mastercard.

Level's read on this job

Little AI ●○○○ is how Level rates this role: aI is not part of the work.
The posting mentions site reliability engineering, software engineering and capacity management among its tools and skills.
Level classes it as a lead role.
Mastercard has 1,000+ other open roles on Level.

AI in this role

Lead site reliability engineering initiatives for Mastercard's next-generation digital payment platforms.

site-reliability-engineeringsoftware-engineeringcapacity-managementsystem-availabilitytechnical-leadership

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

Lead Site Reliability Engineer

Mastercard is a global technology company in the payments industry. Our mission is 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. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all.

Overview:

The Mastercard Digital Enablement Services (MDES) team is looking for a strong, innovative Technical Lead to help lead Mastercard's next generation of Digital Payment products that change how our customers choose to pay. We are looking for a Technical Lead who can bring unique perspectives and innovative ideas to all areas of development and are interested in continuing to improve our platform through the ever-changing technology landscape.
In this role, our mission is to bridge gaps between Software Engineering, Operations, Internal and External Partners by strengthening relations, safely progressing engineering feature delivery and commitments. Through this role we shorten feedback loops, add collaborative focus on lowering operational overhead, provide exemplary capacity management, increasing availability & resiliency, and reducing latency to the MDES platform.
An ideal candidate is someone who works well with and can lead a cohesive team-oriented group of engineers, has a passion for developing, improving, and implementing great software, enjoys solving problems in a challenging environment, and has the desire to take their career to the next level. If any of these opportunities excite you, we would love to talk.

Role:

• Lead a technical initiatives of site reliability support services before they go live through activities such as system design consulting, performance engineering, chaos testing, capacity planning and launch reviews.
• Increase, maintain and communicate service metrics once live by measuring and monitoring availability, latency, performance and overall system health.
• Scale systems sustainably through mechanisms, like automation, and evolve systems by pushing for changes that improve reliability, velocity and recommend performance tuning approaches.
• Maintain services once they are live by measuring and monitoring availability, latency and overall system health.
• Review production incidents to identifying and driving solutions to prevent recurrence.
• Manage individual project priorities, deadlines, and deliverables.
• Create and maintain technology roadmaps.
• Look at all tasks with an eye for automation; then work to automate them.
• Build, manage and maintain robust dashboards reflecting system health.
• Applies expert technical capabilities across discipline(s) to coach and mentor technical talent.

All About You

- Bachelor’s Degree in Computer Science, Computer Systems, Information Technology or related. Equivalent experience is acceptable.
- Advanced knowledge of web applications and distributed systems infrastructure and architecture.
- Excellent verbal and written communication to a variety of audience with various levels of technical acumen. Business-level English proficiency is a must.
- Experience working with Docker and Kubernetes.
- Experience with Dynatrace, Splunk, Grafana, Prometheus, or similar monitoring/observability tools.
- Interest and ability to learn new coding languages, frameworks, and paradigms as needed.
- IT experience including demonstrating thought-leadership and relationship building across large-scale organizations.
- Advanced knowledge and understanding of Software Engineering Concepts and Methodologies.
- Experience with static analysis tools to improve software quality.
- Knowledge of CI/CD platforms (Jenkins, Bamboo, Concourse, etc.)
- Displays initiative and ownership.
- Detailed oriented and customer obsessed.
- Excellent verbal and written communication skills
- Ability to multi-task and prioritize efforts.
- Ability to pick up new technologies at a quick pace and learn on-the-go.
- Ability to work within a geographically distributed team.
- Displays excellent collaborative skills with cross-functional teams.
- Ability to provide positive customer service to external and internal business partners.

Preferred:
- Experience with Java, Python, Scala or other Object-oriented programming languages.
- Experience with BitBucket, Maven, Jenkins and/or Gatling
- Experience with Blazemeter
- Experience with performance tuning of cloud-native applications
- Experience with root cause analysis and troubleshooting, working across teams to troubleshoot complex issues and providing guidance.
- In-depth knowledge of Kubernetes and Helm Chart deployments.
- Experience building and supporting on-soil solutions.

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.

How we rate this

Lead Site Reliability Engineer at Mastercard rates 0 out of 100 for how much of the daily work is AI. That makes it Little AI (AI Level 1 of 4). The level is about AI in the job, not seniority.

Classification

Little AI. AI is not part of the work.

●●●● Builds AI80 to 100
●●●○ Works on AI60 to 79
●●○○ Uses AI40 to 59
●○○○ Little AI0 to 39

Levels come from how often the tools, models and workflows of the role are named in the posting itself. Read the description and count the AI tools, models and workflows it names.

Key facts

Lead Site Reliability Engineer is an open job at Mastercard.
Level rates this role AI Level 1 of 4: Little AI.
The role is based in Mexico City, Mexico.
The job was posted on October 1, 2026.
Seniority: lead.
Applications are handled by Mastercard. Apply on Mastercard

Prepare for this job

Built from this posting and from similar jobs on Level.

Skills and AI tools this role asks for

Site Reliability EngineeringSoftware EngineeringCapacity ManagementSystem AvailabilityTechnical Leadership

Questions you could be asked

Tell me about a project where site reliability engineering was part of your work. What did you do?
Tell me about a project where software engineering was part of your work. What did you do?
Tell me about a project where capacity management was part of your work. What did you do?
Tell me about a project where system availability was part of your work. What did you do?
Tell me about a project where technical leadership was part of your work. What did you do?

Adapt your resume

List these exact terms on your resume: Site Reliability Engineering, Software Engineering, Capacity Management, System Availability, and Technical Leadership. An applicant tracking system matches the wording, not the idea.
Attach one line of real, concrete experience to at least one of them. A tool named with nothing behind it rarely survives a human read.

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