Senior Network Architect – Data Center & Automation

Roche; Madrid; On-site; EUR 90,000 - 130,000; Full time

Job summary

The Senior Network Engineer at Roche leads and architects complex data center network solutions, spanning spine-leaf designs, EVPN-VXLAN, and large-scale migrations. You will influence technical strategy, manage stakeholders, and drive PoCs from concept to implementation in a highly regulated environment.

Working within Roche, you will collaborate with Enterprise Architects and Solution Owners to deliver resilient networks, ensuring availability and alignment with regulatory standards.

Qualifications

• Proven experience designing and operating modern data center network architectures
• Strong expertise in EVPN-VXLAN including BGP EVPN
• Experience planning and executing complex network migrations with minimal downtime
• Deep understanding of change management in mission-critical environments
• Hands-on experience with Arista EOS in production environments
• Experience with IaC for network deployments (Arista AVD) and automation
• Familiarity with version-controlled network operations and validation frameworks
• Strong troubleshooting across underlay and overlay networks (BGP, routing, fabric)

Responsibilities

• Lead projects and architect resilient network solutions across multiple domains
• Oversee end-to-end design of infrastructure solutions and PoCs
• Coordinate with stakeholders to resolve complex problems and guide technical decisions
• Influence vendor evaluations and collaborate with IT partners to integrate feedback
• Plan technology projects, estimate resources, dependencies, risks, and timelines
• Ensure designs comply with Quality/Regulatory standards and Roche TF policies

Skills

Network engineering

Stakeholder management

Scrum/Agile

Problem solving

Technical architecture

Education

Data center networking certifications

EVPN-VXLAN expertise

Tools

Arista EOS

Arista AVD

GitHub

CI/CD pipelines

Job description

The Senior Network Engineer at Roche leads and architects complex data center network solutions, spanning spine-leaf designs, EVPN-VXLAN, and large-scale migrations. You will influence technical strategy, manage stakeholders, and drive PoCs from concept to implementation in a highly regulated environment.

Working within Roche, you will collaborate with Enterprise Architects and Solution Owners to deliver resilient networks, ensuring availability and alignment with regulatory standards.