Sr. Platform Engineer, Data Platform

Posted Monday, January 26, 2026 at 5:00 AM

Technical lead for the Data Platform team. Own architectural decisions, lead technical processes, and mentor junior engineers while delivering critical platform components to build Mirion's Enterprise Data and AI Platform.

• Lead technical design and architecture for cloud infrastructure and Dev Ops systems.
• Own code review process and enforce engineering standards across the team.
• Mentor Platform Engineer I's and II's, providing technical guidance and career development.
• Drive technical processes: incident response, on-call rotations, runbooks.
• Build and maintain Terraform modules, CI/CD pipelines, and automation scripts.
• Design and implement observability, monitoring, and alerting systems.
• Collaborate with Sr. Data Architect on platform technical direction.

• 5+ years experience in platform engineering, infrastructure, or Dev Ops.
• Expert-level knowledge of AWS or Azure cloud services.
• Strong Terraform skills, including module development and state management.
• Experience building CI/CD pipelines.
• Experience mentoring engineers and leading technical initiatives.
• Strong communication skills: written, public speaking, and interpersonal.
• Familiarity with security and compliance in cloud environments.
• A product-driven mindset, putting customer experience and value first.

• Experience with Databricks infrastructure and administration.
• Background in data platform or data engineering environments.
• Experience with observability stacks (Datadog, Prometheus, Grafana).
• Experience building internal developer platforms or self-service tooling.