Sr Platform Engineer

About the Role: Grade Level (for internal use): 10Role: Senior Platform Engineer – Enterprise Developer Platform and Toolchain The Team  The Enterprise Developer Platform & Toolchain team owns the developer platforms, tools and capabilities that support software engineers across S&P Global. Our core functions are DevOps, DevSecOps, FinOps, Platform Engineering, SRE, and Developer Experience (DevEx). We partner with divisional DevOps/TechOps teams and InfoSec to establish consistent controls and governance across the SDLC. As platform owners, we define and implement policies and controls that secure developer tools without disrupting the developer's experience. We build services and processes that enable DevOps practices across the company and use DevEx insights to keep our platforms simple, consistent, and engineer friendly. The team is globally distributed.  The Impact  You will build and operate tooling and automation that give engineers a fast, secure and consistent software delivery experience across S&P Global. You will administer and evolve enterprise source control and CI/CD platforms, applying governance and standards as code. Using APIs and webhooks, you will build automation, reusable workflows and integrations to reduce manual effort across the SDLC. You will design internal developer portal capabilities, including service catalogues, templates and self-service workflows, and integrate security, quality and artefact management tools with minimal friction. By automating identity, access and onboarding processes and supporting adoption through documentation, you will improve developer experience and accelerate engineering productivity.  What’s in It for You  Do you enjoy building platforms that engineers use every day and seeing the productivity gains first-hand? You will work with GitHub Enterprise Cloud, GitHub Actions reusable workflows, Azure DevOps, AWS, Terraform, Backstage, Artifactory/Nexus and SonarQube, using Python, TypeScript/Node.js and Bash. You will help shape our internal developer portal and self-service strategy and develop developer productivity metrics. You will collaborate with security, IT and engineering teams across the company and own solutions from design through production. We support your growth through innovation projects, training, cloud and Kubernetes certifications, and knowledge sharing.  Responsibilities  Design, implement, and maintain CI/CD pipelines and DevOps tooling across GitHub Enterprise Cloud, Azure DevOps (ADO), and GitHub Actions hosted runners to ensure reliable, fast, and secure software delivery.  Administer and evolve the source control platform (GitHub Enterprise Cloud), including repository governance, branch policies, access controls, and enterprise-level configurations.  Manage the repository lifecycle (creation, ownership, archival) and enforce version control best practices (Conventional Commits, semantic versioning, branching, PR standards).