Mastercard
Financial Services
LeadNetworkEngineer,SiteReliabilityEngineering
Neural analysis suggests this role is
optimal for Lead candidates.
“Lead Network Engineer, Site Reliability Engineering at Mastercard. Skills: Network Engineering, Site Reliability Engineering, TCP/IP networking, automation, observability. Lead continuous assessments of network infrastructure supporting critical Mastercard applications, focusing on health, performance, and capacity analysis. Collaborate with Product and Development teams to forecast growth requirements and ensure scalability”
What You'll Achieve.
continuously assessing and improving the service quality of a diverse range of networking technologies; ensuring availability, scalability, and resilience across our network; ensuring these components operate with excellence, enabling applications to deliver an outstanding customer experience; reducing Mean Time to Detect (MTTD) and Mean Time to Mitigate (MTTM); certify environment readiness before customer traffic is routed to it; strengthen multi-disciplinary SRE team capabilities
Industry & Context.
troubleshoot at the application and transport layers; troubleshooting; root cause analysis (RCA) activities
periodic on-call responsibilities when required, All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization, responsible for information security, Abide by Mastercard’s security policies, Ensure the confidentiality and integrity of the information being, Report any suspected information security violation or breach
What They're Looking For.
Must Have
5-10 years of experience in Network Engineering within operations or design, at least 3 years supporting e commerce, financial services, or large scale SaaS platforms, Expert-level understanding of TCP/IP networking, including LAN and WAN architectures, knowledge of HTTP, DNS, and TLS protocols, with the ability to troubleshoot at the application and transport layers, Solid Linux fundamentals, including networking, system configuration, and troubleshooting, Deep understanding of load balancing concepts and traffic management strategies, Proficient in packet level debugging, including capturing traffic with tools like tcpdump and analyzing packets using tools such as Wireshark
Nice to Have
Experience with private MPLS networks and SD WAN technologies is highly desirable, Advanced proficiency or formal certifications in Cisco, Arista, and/or Check Point network platforms, Familiarity with Content Delivery Networks (CDNs) and DDoS protection services, Hands on experience with automation and IaC tools such as Ansible and Terraform, as well as structured data formats (JSON/YAML), Experience with Application Performance Monitoring (APM) tools such as Dynatrace or Datadog, and familiarity with the OpenTelemetry observability framework, Familiarity with Network telemetry tools such as Solarwinds & Netscout
What You'll Do.
Lead continuous assessments of network infrastructure supporting critical Mastercard applications
and capacity analysis
Collaborate with Product and Development teams to forecast growth requirements and ensure scalability
Lead regular incident reviews with internal support teams to ensure root causes are identified
Develop and implement strategies to remediate or mitigate risks when patterns of failure or compatibility issues between software and infrastructure emerge
Champion observability as a core principle for infrastructure services by assessing environments and technologies to uncover gaps in monitoring and alerting
Design and implement strategies to close these gaps
ensuring all infrastructure telemetry is integrated into a unified
single-pane-of-glass view
Leverage automation and AI technologies to enhance proactive issue detection
enable self-healing capabilities
reducing Mean Time to Detect (MTTD) and Mean Time to Mitigate (MTTM)
Develop testing and validation plans for new environment builds
disaster recovery exercises and post-maintenance activities to certify environment readiness before customer traffic is routed to it
Champion continuous learning
and knowledge sharing across networking and other infrastructure disciplines to strengthen multi-disciplinary SRE team capabilities
Lead training initiatives for team members and Product and Development on networking aspects of the platforms
Evaluate vendor hardware
and software upgrade roadmaps
and conduct proof-of-concept (POC) testing to identify potential risks and opportunities for improvement in upcoming releases
How You'll Work.
Team & Collaboration
Collaborate with Product and Development teams; Lead regular incident reviews with internal support teams; knowledge sharing across networking and other infrastructure disciplines; Lead training initiatives for team members and Product and Development
Communication Scope
Excellent communication skills with a proven ability to coordinate complex troubleshooting efforts and lead root cause analysis (RCA) activities
Process & Methodology
Develop and implement strategies to remediate or mitigate risks, Design and implement strategies to close gaps in monitoring and alerting, Develop testing and validation plans
Full Job Description
**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 Network Engineer, Site Reliability Engineering ### Lead Network Engineer, Site Reliability Engineering Our Purpose: Mastercard powers economies and empowers people across more than 200 countries and territories worldwide. We are committed to building an inclusive, digital economy that benefits everyone, everywhere—by making transactions safe, simple, smart, and accessible. Through secure data, trusted networks, strong partnerships, and relentless innovation, we help individuals, financial institutions, governments, and businesses unlock their greatest potential. About the Role: Mastercard’s Program aligned Site Reliability Engineering (SRE) teams are dedicated to delivering a seamless experience for our customers. We achieve this by maintaining every aspect of our Programs infrastructure and technology ecosystem to the highest standards, ensuring compliance with rigorous security requirements. Within Mastercard, SRE focuses on the reliability and performance of core infrastructure, networks, and foundational services that power our applications. Our mission is to ensure these components operate with excellence, enabling applications to deliver an outstanding customer experience. In this role, you will join our Payments Network SRE team, where you’ll be responsible for continuously assessing and improving the service quality of a diverse range of networking technologies. You will provide strategic insights to key stakeholders on op
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