Network Engineer - #4532

Our mission is to detect cancer early, when it can be cured. We are working to change the trajectory of cancer mortality and bring stakeholders together to adopt innovative, safe, and effective technologies that can transform cancer care. We are a healthcare company, pioneering new technologies to advance early cancer detection. We have built a multi-disciplinary organization of scientists, engineers, and physicians and we are using the power of next-generation sequencing (NGS), population-scale clinical studies, and state-of-the-art computer science and data science to overcome one of medicine’s greatest challenges. GRAIL is headquartered in the bay area of California, with locations in Washington, D.C., North Carolina, and the United Kingdom. It is supported by leading global investors and pharmaceutical, technology, and healthcare companies. For more information, please visit grail.com GRAIL is seeking a Network Engineer to join our Platform Engineering organization. Our team designs, builds, and operates the enterprise networking infrastructure that powers GRAIL's laboratories, data centers, cloud platforms, and corporate environments. We are responsible for delivering highly available, secure, and scalable network services across on-premises infrastructure and AWS. In this role, you will be responsible for engineering, operating, and continuously improving GRAIL's hybrid network infrastructure, including campus, laboratory, data center, WAN, cloud networking, and security platforms. You will work with Juniper and Aruba switching and routing, Palo Alto firewalls, AWS networking, VPN technologies, monitoring platforms, and infrastructure automation to build reliable, scalable, and secure networking solutions. This is an engineering-focused role rather than a traditional network operations position. We are looking for someone who enjoys designing scalable infrastructure, automating repetitive tasks, improving platform reliability, and partnering across engineering teams to deliver secure and resilient networking services. You will collaborate closely with Platform Engineering, Cloud Engineering, Security, Infrastructure, and application teams to support business-critical services while driving operational excellence through automation, observability, and modern networking practices. This role is based in Durham, North Carolina (RTP) and requires regular on-site presence to support laboratory and data center infrastructure. This position requires on call and overtime flexibility.