Senior Data Center Network Engineer

At Roche you can show up as yourself, embraced for the unique qualities you bring. Our culture encourages personal expression, open dialogue, and genuine connections,  where you are valued, accepted and respected for who you are, allowing you to thrive both personally and professionally. This is how we aim to prevent, stop and cure diseases and ensure everyone has access to healthcare today and for generations to come. Join Roche, where every voice matters.

The Senior Network Engineer is a highly skilled expert responsible for solving complex business problems using advanced technologies within their specialized infrastructure area. In this role, you will technically lead challenging projects, make critical technical decisions, and architect resilient solutions across multiple domains. This position requires excellent problem-solving capabilities, strategic stakeholder management, and the ability to influence technical strategy, vendor relationships, and inter-organizational initiatives.

Job Responsibilities:

• Proven experience designing and operating modern data center network architectures, including spine-leaf topologies and large-scale L2/L3 fabrics.

• Strong expertise in data center virtualization technologies, specifically EVPN-VXLAN, including control plane design (BGP EVPN), multi-tenancy, and scalable overlay networking.

• Demonstrated experience planning and executing complex network migrations, including brownfield-to-greenfield transitions, with minimal downtime and robust rollback strategies.

• Deep understanding of change management processes in mission-critical environments, ensuring high availability and operational stability during deployments.

• Hands-on experience with Arista EOS, including configuration, troubleshooting, automation, and lifecycle management in production environments.

• Experience with network automation and Infrastructure as Code (IaC) using Arista AVD, GitHub, and CI/CD pipelines to enable repeatable, scalable, and reliable network deployments.

• Familiarity with version-controlled network operations, automated testing, and validation frameworks to ensure consistency across environments.

• Strong troubleshooting skills across underlay and overlay networks, including BGP, routing convergence, and fabric-level fault isolation.

• Excellent problem-solving and decision-making skills with the ability to exercise sound judgment in highly complex situations.

• Strong stakeholder management skills, capable of translating complex technical issues into non-technical terms for business leaders.

• Demonstrated ability to influence vendor product evaluations and recommend technical improvements.

• Extensive technical expertise with in-depth knowledge in at least two specific IT infrastructure technology areas (e.g., Compute and Storage, Network Management, High Performance Computing, etc.).

• Detailed understanding of business processes and how they are impacted by IT infrastructure.

• Proven experience applying best practices and IT operations in an always-up, always-available service environment utilizing Scrum and Agile methodologies.

• Deep understanding of Technical Architecture Frameworks (TAF) and Quality/Regulatory compliance standards.

A healthier future drives us to innovate. Together, more than 100’000 employees across the globe are dedicated to advance science, ensuring everyone has access to healthcare today and for generations to come. Our efforts result in more than 26 million people treated with our medicines and over 30 billion tests conducted using our Diagnostics products. We empower each other to explore new possibilities, foster creativity, and keep our ambitions high, so we can deliver life-changing healthcare solutions that make a global impact.