Senior Network Platform Lead - L3/L2 Networking & QoS

Arrcus, Inc.; San Jose (CA); On-site; USD 150,000 - 175,000; Full time

Benefits offered by this job

Bonus

Equity

Medical coverage

Dental coverage

Vision coverage

Parental leave

401k retirement plan

Weekly catered lunches

Monthly happy hours

Job summary

Arrcus, Inc. in San Jose, CA offers roles spanning software, hardware, and cloud networking. The team focuses on data-path and OSS-like kernel enhancements for high-performance networking.

You will work across IPv4/IPv6, MPLS, SRv6, and L2 technologies, shaping QoS, HA, and containerized networking solutions. Ideal candidates bring 8+ years in networking software, strong C/C++/Go/Python skills, and experience with Linux kernel networking.

Qualifications

• BS/MS/PhD in Computer Engineering, Computer Science, or equivalent field.
• 8+ years of hands-on networking software development experience.
• Strong proficiency in C/C++/Go/Python programming.
• Deep understanding of ASIC architectures and networking hardware.
• Experience with Linux kernel networking stack and Debian packaging is a plus.

Responsibilities

• Design and develop data path solutions for L3 (IPv4, IPv6, MPLS, SR/SRv6, VRF, L3VPN) and L2 (STP, LLDP, sFlow, LAG, MLAG) networking technologies.
• Architect and implement QoS features, including queueing, classification, policing, shaping, ACL, ECN, and WRED.
• Work with ASIC families (e.g., BCM XGS, BF Tofino) and develop software using BCM SDK, P4, and DPDK.
• Optimize and enhance Linux networking internals, including memory management, network stack, and HAL.
• Develop and maintain high-availability (HA) solutions, ISSU, and Linux-based networking systems.
• Work on Debian packaging, Linux kernel modifications, and kernel networking stack optimizations.
• Develop and integrate software for containerized and virtualized networking environments.

Skills

C/C++

Go

Python

Linux

Education

BS/MS/PhD in Computer Engineering or Computer Science

Tools

Docker

Kubernetes

BCM SDK

DPDK

P4

Job description

Arrcus, Inc. in San Jose, CA offers roles spanning software, hardware, and cloud networking. The team focuses on data-path and OSS-like kernel enhancements for high-performance networking.

You will work across IPv4/IPv6, MPLS, SRv6, and L2 technologies, shaping QoS, HA, and containerized networking solutions. Ideal candidates bring 8+ years in networking software, strong C/C++/Go/Python skills, and experience with Linux kernel networking.