Senior Software Engineer, Cloud Engineering

Mozilla’s Cloud Engineering team seeks a Senior Software Engineer to mature, maintain, and build features for our Internal Developer Infrastructure Platform. You will work on creating standardized, scalable systems for CI/CD, Observability, Kubernetes optimization, environment bootstrapping, cost optimization, and more. Supporting the Infrastructure needs of the organization and identifying new opportunities to mature the path to production in a safe, cost effective way will also be an integral part of this role.

* Support infrastructure that development teams use to own and operate their services at Mozilla. * Guide technical decision-making and adoption of user-centric solutions. * Create Claude skills and design agentic workflows that improve developer productivity * Guide team members and promote engineering standard methodologies, with a focus on usability and maintainability. * Facilitate cross-functional collaboration for efficient and cohesive platform delivery. * Write proposals and decision briefs for new policies, processes, and platform functionality. * Create new features for the platform with a meaningful value proposition * Be trusted to resolve unclear but urgent tasks.

* 5+ years experience in software engineering with expertise in at least one of (Platform Engineering, Cloud Engineering, SRE, DevOps) * Proven technical leadership experience. * Expertise in several of the following (ArgoCD, Grafana, K8s, GitHub, Terraform, Helm, Backstage, Cloud Cost Optimization) * Proficient in Python, JavaScript, or Go. * Strong expertise in cloud-native technologies (GCP preferred; AWS also acceptable). * Excellent communication skills aligning technology with user needs and organizational goals. * Self-starter who thrives in ambiguity. * Curiosity and interest in learning new things * Commitment to our values: Welcoming differences, Being relationship-minded, Practicing responsible participation, Having grit

* Generous performance-based bonus plans to all regular employees - we share in our success as one team * Rich medical, dental, and vision coverage * Generous retirement contributions with 100% immediate vesting (regardless of whether you contribute) * Quarterly all-company wellness days where everyone takes a pause together * Country specific holidays plus a day off for your birthday * One-time home office stipend * Annual professional development budget * Quarterly well-being stipend * Considerable paid parental leave * Employee referral bonus program * Other benefits (life/AD&D, disability, EAP, etc. - varies by country)