Lead Platform Engineer

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 Platform Engineer 1 Overview Network as a Service NaaS is an internally developed system designed to modernize Mastercard s network configuration and security policy management through automation It plays a crucial role in our zero trust strategy and facilitates network micro-segmentation across our global data centers As a member of the Software Defined Networking Operations team you will be responsible for supporting the NaaS ecosystem and the NaaS customer base As a militantly automated team we work in Source Control and let pipelines drive our work We believe in configuration modeling and defining standards via automation so the tooling can do the heavy lifting for us You will also be asked to deliver improvements to our tooling that will reduce the need for manual intervention in a PR or request Key Responsibilities Customer Support Monitor customer requests answer customer questions related to their PR or system capabilities assist in customer troubleshooting requests and implement customer requests System stability Ensure a healthy system by monitoring services pre-emptively resolve issues to keep the queue clean and performing BAU activities Tool Development Build and maintain internal tools that automate network operations improve observability and streamline workflows Infrastructure as Code Model configurations and enforce standards through code enabling consistent and repeatable deployments Pipeline-Driven Engineering Leverage CI CD pipelines to manage code delivery testing and deployment Collaboration Partner with network engineers architects and other Mastercard teams to enable their program goals and deadlines by providing a high level of support and communication across groups within Mastercard 2 Role You will be the customer-facing representative of the Network as a Service tool and your main focus will be ensuring system stability health while helping facilitate customer requests through the self-service system The team operates with a militantly automated philosophy favoring pipelines source control and configuration modeling over manual processes Your work will directly impact how networking infrastructure is provisioned monitored and managed across platforms You will also help customers resolve their network connectivity issues by troubleshooting their connection syncing their policy or helping to point them to the right team to solve their issue 3 All about You Experience The ideal candidate for this role is a platform engineer with a strong foundation in customer support technical communication backend development infrastructure automation and a passion for building tools that simplify complex operations They should be comfortable working in a fast-paced highly automated environment and possess the following qualifications Technical Skills Experience in Go Strong knowledge with the ability to build tooling using Go which is a core language for infrastructure and networking applications Experience with React preferred Familiarity with building intuitive and responsive user interfaces using React to support internal tooling and dashboards Infrastructure as Code Advanced experience with tools like Terraform Ansible or similar for modeling and managing network configurations CI CD DevOps Deep understanding of pipeline-driven development using tools like GitHub Actions GitLab CI or Jenkins Networking Concepts Solid grasp of networking fundamentals Version Control Strong Git skills and experience working in collaborative source-controlled environments Soft Skills Mindset Customer-Focused Understands the internal customer s needs and works to support the customer and their program deliverables Automation-First Mentality Committed to reducing manual effort through automation and scripting Collaborative Works well in cross-functional teams especially with network software engineers and operations staff Problem Solver Able to break down complex operational challenges and deliver elegant maintainable software solutions Continuous Learner Stays current with emerging technologies in networking automation and software development 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