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Senior Software Engineer, Cloud Engineering

Mozilla· Infrastructure
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Remote$137k - $183kfull-timePosted 6d ago

About the role

Senior Software Engineer to mature, maintain, and build features for Mozilla's Internal Developer Infrastructure Platform, focusing on CI/CD, Observability, Kubernetes optimization, environment bootstrapping, and cost optimization to support the organization’s infrastructure needs and production readiness.

Responsibilities

  • 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.

Qualifications

  • 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 Mozilla values: Welcoming differences, Being relationship-minded, Practicing responsible participation, Having grit.

Skills

Required:Platform EngineeringCloud EngineeringSRE/DevOpsKubernetes (K8s)Go/Python/JavaScriptCloud Platforms (GCP/AWS)
Nice to have:ArgoCDGrafanaTerraform

Benefits

  • 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)
Last updated Oct 21, 2026. Interested? Apply on the company site.

About Mozilla

Internet for people, not profit

Mozilla is the not-for-profit behind the lightning fast Firefox browser. We put people over profit to give everyone more power online.

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