Cornelis Networks logo
Cornelis Networks

The Future of High Performance Fabrics

Senior Ethernet Performance Engineer

Location

California

Posted

135 days ago

Salary

0

Seniority

Senior

Bachelor Degree7 yrs expEnglishPythonSwitching

Job Description

Senior Ethernet Performance Engineer

Cornelis Networks

• Lead performance validation, debug, and characterization of next-generation Ethernet-based networking silicon products in customer environments • Building, configuring, and benchmarking Ethernet fabrics with RoCEv2 to perform head-to-head performance evaluations • Develop and execute validation and performance test plans targeting internal lab and real-world data center deployment scenarios • Analyze performance metrics such as throughput, latency, congestion, power efficiency, and architectural behavior under networking workloads • Work directly with customers and field teams to reproduce, debug, and optimize performance issues in production environments • Create diagnostic tools and scripts to collect, analyze, and visualize performance data • Collaborate with architecture, firmware, and software teams to root-cause performance anomalies and recommend hardware or system-level improvements

Job Requirements

  • 7+ years of experience in post-silicon validation, performance engineering, or silicon debug for networking or high-performance compute products
  • Strong understanding of networking protocols and technologies (e.g., Ethernet, PCIe, switching, congestion control), PFC, ECN, DCQCN
  • Familiarity with data center performance requirements and benchmarks
  • Scripting and automation skills (Python, Shell, etc.)
  • Excellent problem-solving and cross-functional communication skills
  • Comfort working directly with customers, field engineers, and technical partners

Benefits

  • competitive compensation package that includes equity, cash, and incentives
  • health and retirement benefits
  • access to medical, dental, and vision coverage
  • disability and life insurance
  • dependent care flexible spending account
  • accidental injury insurance
  • pet insurance
  • generous paid holidays
  • 401(k) with company match
  • Open Time Off (OTO) for regular full-time exempt employees
  • other paid time off benefits include sick time, bonding leave, and pregnancy disability leave

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