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 Software Engineer on Roblox's Infrastructure Physical Networking - Network Reliability Systems team, you will lead new initiatives contributing to our mission of driving reliability enhancements and efficiency optimizations for Roblox's global physical network infrastructure. This is a highly cross-functional role where collaboration is key, with not only Networking teams but Infrastructure teams more broadly.

You Will: Design and build cutting edge network automation, reliability, and self healing systems. Champion a strong software engineering culture within the team (e.g. coding standards, best practices, mentoring). Drive projects from inception to execution to support critical Network projects, including High Performance Computing (HPC), self-healing, and network fault correlation. Lead and collaborate with other engineers in the team and cross-functionally to build scalable automation and reliability systems. Participate in periodic on-call rotation for our systems. You Have: BA/BS degree in a relevant engineering field/equivalent experience.  Minimal of 8 years of equivalent experience in developing network software in Golang and/or Python. Experience building network software for large scale Production Network Infrastructure, including expertise in HPC Networking. A proven track record of building software for configuration management, device lifecycle management, or network monitoring. Experience in Machine Learning and/or Kubernetes is considered a plus.

For roles that are based at our headquarters in San Mateo, CA: 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.

Annual Salary Range$283,780—$331,640 USD

Roles that are based in our San Mateo, CA Headquarters are in-office Tuesday, Wednesday, and Thursday, with optional in-office on Monday and Friday (unless otherwise noted).

You’ll Love: 

Industry-leading compensation package Excellent medical, dental, and vision coverage A rewarding 401k program Flexible vacation policy (varies by exemption status) Roflex - Flexible and supportive work policy  Roblox Admin badge for your avatar At Roblox HQ:  Free catered lunches five times a week and several fully stocked kitchens with unlimited snacks Onsite fitness center and fitness program credit Annual CalTrain Go Pass

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 for all candidates during the interview process.