Senior RDMA Performance Engineer

This is a fully remote position, open to applicants in Egypt.

📋 Description

• Configure, troubleshoot, and maintain NVIDIA/Mellanox Spectrum switches along with ConnectX Network Interface Cards (NICs).

• Implement and fine-tune congestion control mechanisms tailored for AI workloads, including RoCEv2, PFC, and ECN.

• Optimize network environments to achieve maximum throughput, minimal latency, and reduced Job Completion Time (JCT).

• Conduct performance benchmarking and validation testing on AI-ready data center fabrics utilizing RDMA and NCCL.

• Employ AI agents and specialized tools for automating network tasks, testing, and network telemetry analysis.

• Create and maintain comprehensive technical documentation that details network designs, configurations, and benchmarking outcomes.

• Collaborate within an Agile, startup-environment project team that serves a client based in the US.

⛳️ Requirements

• A minimum of 7 years of professional experience in network engineering.

• Ideally, at least 3 years specifically dedicated to data center network design and architecture.

• Practical experience in configuring and troubleshooting BGP, EVPN/VXLAN, LACP, and ECMP.

• Extensive knowledge of AI-specific data center designs, including Rail-Optimized Design (ROD) and Rail-Unified Design (RUD) topologies, with applicable experience in configuring and deploying these setups.

• Proven track record in configuring, managing, and troubleshooting NVIDIA/Mellanox Spectrum switches and ConnectX Network Interface Cards (NICs).

• In-depth understanding of RoCEv2, Priority-based Flow Control (PFC), and Explicit Congestion Notification (ECN).

• Capability to tune and optimize network environments, including switch buffer adjustments and Quality of Service (QoS) policies.

• Experience in performance benchmarking and validation for AI-ready data center fabrics using RDMA and NVIDIA Collective Communication Library (NCCL).

• Proficiency in leveraging AI agents/tools to automate tasks, testing, and analysis.

• Strong skills in technical documentation and professional communication in English.

• Professional-level certifications such as CCNP/CCIE Enterprise/DC, JNCIP, or equivalent are advantageous.

• Hands-on experience with pyATS, NAPALM, Batfish, Nornir, or NetBox is a plus.

• Familiarity with GitLab CI, GitHub Actions, Jenkins, and Infrastructure as Code (IaC) concepts is desirable.

🏝️ Benefits

• Flexible working hours and options for fully remote, in-office, or hybrid work arrangements.

• Opportunities for professional growth supported through internal training sessions and a dedicated training budget.

• Comprehensive onboarding process with a hands-on approach.

• A collaborative atmosphere among professionals who are passionate about their work.

• The option to transition to different projects as desired.