Senior Capacity Architect: Cloud & Kubernetes Scale

eBay; Dublin; On-site; EUR 140,000 - 190,000; Full time

Job summary

eBay in Ireland is hiring a Capacity Planning Engineer to forecast infrastructure demand across on-prem Kubernetes, Azure, and GCP. You will partner with platform, engineering, data center, supply chain, and network teams to plan capacity and ensure reliable operations across our distributed stack.

The role emphasizes optimization, tooling, observability, and scenario modeling to support traffic growth and business continuity, with opportunities to impact cost efficiency and performance at scale.

Qualifications

• When available, forecast capacity across hybrid environments and translate workload characteristics into forecasts.
• Strong data analysis skills with infrastructure and performance data access.
• Experience with AI infrastructure concepts including tokens, LLMs, vector databases, and caching.

Responsibilities

• Develop and execute capacity plans across on-premises Kubernetes, Azure, and GCP.
• Analyze utilization, performance, and demand trends to identify bottlenecks.
• Build dashboards and observability solutions with Grafana and Prometheus.
• Model scenarios to assess impact of traffic growth and feature changes.
• Support large-scale Kubernetes environments and tooling for capacity planning.

Skills

Capacity planning

Data analysis

Cloud engineering

Infrastructure performance

Observability

Automation

Kubernetes

Education

Bachelor’s degree in a technical field

Master’s degree preferred

Tools

Grafana

Prometheus

Azure

GCP

On-prem Kubernetes

Job description

eBay in Ireland is hiring a Capacity Planning Engineer to forecast infrastructure demand across on-prem Kubernetes, Azure, and GCP. You will partner with platform, engineering, data center, supply chain, and network teams to plan capacity and ensure reliable operations across our distributed stack.

The role emphasizes optimization, tooling, observability, and scenario modeling to support traffic growth and business continuity, with opportunities to impact cost efficiency and performance at scale.