Senior Network Reliability Engineer San Mateo, CA, United States Engineering

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators.

At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there.

A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone.

Join our team as a Senior Network Reliability Engineer on the Roblox's Infrastructure “Physical Networking - Network Reliability Systems” team. You will help improve the reliability and efficiency of Roblox's global physical network infrastructure.

You Will:

• Support Network Engineers through implementation of automation and tooling to improve network operational efficiency and to reduce the need for manual intervention in tasks such as network device configuration, network troubleshooting, and incident response.
• Build, maintain, and support automation solutions for streamlined network deployments across backbone, edge, and core network infrastructure.
• Work closely with the Network Reliability Systems (NRS) SWE team to achieve comprehensive automation, establish critical dashboards, and define/refine alerts to optimize telemetry and alerting coverage.
• Collaborate with various Roblox Infrastructure groups to maintain a highly available and highly performant network infrastructure.
• On-Call Support: Participate in weekly on-call rotations to provide 24x7 support for the global, large-scale production network infrastructure.

You Have:

• Over 4 years of experience developing physical network focused automation, which could include network automation, monitoring systems, network device configuration management, or ZTP workflows.
• Experience managing and troubleshooting large-scale network deployments.
• Strong knowledge of network protocols (TCP/IP, UDP, DHCP, DNS), with hands‑on experience in IPv4 and IPv6.
• Experience working in multi-vendor environments with hands‑on exposure to networking hardware and software.
• Familiarity with at least one programming language (Python, Go).
• Experience in Linux with an understanding of the networking stack.
• BA/BS degree in a relevant engineering field/equivalent experience.
• Familiarity with Quality‑of‑Service (QoS) is nice to have.
• Familiarity with BGP/MPLS/IS‑IS is nice to have.
• Experience with open‑source hardware and software solutions is nice to have.

Annual Salary Range

$192,890 — $238,520 USD

Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday (unless otherwise noted).

Roblox provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. Roblox also provides reasonable accommodations to candidates with qualifying disabilities or religious beliefs during the recruiting process.