Roblox
Principal Network Security Engineer
$326K–$385K
San Mateo, CA, United States · Principal · Full-time · Posted Oct 21, 2026
- Experience
- 8+ years of relevant professional experience.
- Visa sponsorship
- For US-based roles, the company may be unable to employ candidates whose work authorization is related to certain U.S. visa categories or support future H-1B sponsorship at this time.
About the job
Shapes and implements network security strategy and controls to protect Roblox’s global network, services, and platforms.
What you'll do
- Identify network infrastructure security vulnerabilities and gaps, propose solutions, and drive implementation with infrastructure teams.
- Design, develop, and optimize systems that protect networks from external threats and internal risks.
- Provide network security design reviews and guidelines for Roblox tools, services, and platforms.
What they ask for
- Proficiency writing high-performance code for large-scale distributed services in at least one language such as Golang or C++.
- Hands-on experience designing and building production-level networking and security services, such as proxies, load balancers, IDS/IPS, or firewalls.
- In-depth knowledge of network routing and protocols, attack vectors, techniques, and remediations.
Nice to have
- Experience with advanced packet-processing technologies and frameworks such as DPDK or eBPF.
Pay
$326,060 — $385,050 USD annual base salary (San Mateo headquarters roles).
Tools
Golang, C++, TCP/UDP, DHCP, DNS, DPDK, eBPF
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