Principal Network Engineer, Backbone/Edge Network

Roblox; Ashburn (VA); On-site; USD 266,000 - 321,000; Full time

Job summary

Roblox in Ashburn, VA is seeking a Principal Network Engineer to lead design and operations of Roblox backbone and edge networks at scale. You will shape global network growth, drive automation, and collaborate with cross-functional teams to ensure reliability for billions of users.

This role requires extensive experience with large-scale networks and multi-vendor environments. The position includes on-site presence in Roblox's data center and a generous equity program.

Qualifications

• Must have extensive experience designing, deploying, and operating large-scale networks.
• Experience building Backbone and Edge networks at scale (multi-site).
• Proficient with routing protocols (BGP/IS-IS/MPLS) and IP (IPv4/IPv6).
• Experience across multi-vendor environments and with network automation.

Responsibilities

• Serve as a Principle Engineer for Roblox's Backbone Network.
• Drive design, deployment, and operations for large-scale network infrastructure.
• Evaluate and validate new technologies for scalable deployment.
• Collaborate with the Network Tooling Team to automate workflows and telemetry.
• Contribute to on-call rotation to support global network 24x7.
• Mentor and guide junior engineers.

Skills

Network design

Backbone/Edge networks

Routing protocols (BGP/IS-IS/MPLS)

IPv4/IPv6

Multi-vendor hardware

Programming (Python/Go/C/C++)

Collaboration

Job description

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.

As a Principal Network Engineer, you will work cross-functionally to plan the growth of Roblox's global production network to support rapid user growth. In this role, you are responsible for Engineering and Architecture of Roblox Backbone and Edge Network. You will ensure that we are making the right investments with our global expansion to provide a great experience for all our users worldwide. We run services and a hosting platform with some unique complexities, so this role is an opportunity for the experienced network engineer to take on new challenges in addition to applying their existing expertise.

You Will:

• Serve as a Principle Engineer for Roblox's Backbone Network.
• Drive future design, deployment, and operations for Roblox's large-scale Network Infrastructure.
• Engage in design, qualification, and validation of new technologies, and ensure new technologies are deployable at scale and are safely operable.
• Collaborate with the Network Tooling Team to automate workflows and improve telemetry, observability, and alerting.
• Work with net tools to automate existing workflows and improve our telemetry and alerting framework.
• Participate in on-call rotation to support the global network infrastructure 24x7.

You Have:

• 8+ years of work experience responsible for designing, deploying and operating large-scale networks.
• 5+ years of work experience designing and managing large scale Backbone and Edge Networks
• Experience configuring and troubleshooting routing and switching protocols (BGP, IS-IS, MPLS, RSVP-TE,).
• Working knowledge of network protocols (TCP/UDP, DHCP, DNS) and experience with IPv4 and IPv6.
• Experience working in a multi-vendor environment with hands-on experience with networking hardware.
• Experience in at least one programming language like Python, Go, C/C++ is a plus.
• A track record of successful collaboration with multidisciplinary teams.

For roles that are based at our data center in Ashburn, VA : The starting base pay for this position is as shown below. The actual base pay is dependent upon a variety of job-related factors such as professional background, training, work experience, location, business needs and market demand. Therefore, in some circumstances, the actual salary could fall outside of this expected range. This pay range is subject to change and may be modified in the future. All full-time employees are also eligible for equity compensation and for benefits as described on this page .

Annual Salary Range$265,730-$320,890 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.

For US based roles only, please note the Company may not be able to employ candidates for this role who have United States work authorization related to certain U.S. visa categories, or support future H-1B sponsorship at this time.