Qa Network Engineer (AI Sonic Dc Solution)

TL;DR

QA Network Engineer (AI Sonic DC Solution): Executing comprehensive testing of AI datacenter networking solutions, focusing on SONiC-based systems, smart NIC integration, and high-performance networking for AI workloads with an accent on large scale testing topologies with GPU/Traffic Generators. Focus on validating smart NIC performance and integration with SONiC datapath, and testing failover scenarios and network resilience.

Location: Bucharest, Romania

Company

hirify.global is a global business and technology services firm delivering business transformation and product development rooted in digital strategy, experience design, and engineering.

What you will do

• Design large scale testing topologies with GPU/Traffic Generators and execute test cases for network operating system functionality.
• Validate smart NIC performance and integration with SONiC datapath.
• Perform functional, performance, and stress testing of AI networking scenarios.
• Develop automated test scripts for regression testing and continuous validation.
• Document test results, file detailed bug reports, and track issue resolution.

Requirements

• Bachelor's degree in Computer Science, Computer Engineering, Data Science or a related field.
• 5+ years of Networking experience, preferably in datacenter environments / as Network QA Engineer.
• Knowledge of networking protocols: BGP, VLAN, EVPN/VXLAN, QOS.
• Experience testing network hardware (switches, NICs, cables) and software integration.
• Experience with capturing traffic and deep knowledge of Ethernet/IP/TCP/UDP headers.
• Experience with networking concepts that influence traffic characteristics, such as Tunneling, NAT, QinQ, MTU, PMTUD.
• Experience with performance testing tools and traffic generators such as Ixia/Spirent.
• Linux Proficiency: In-depth knowledge of Linux, with testing experience.
• Containerization: Experience with Docker.
• Expertise in testing methodologies and hands-on experience with testing tools.

Nice to have

• Experience in testing AI Network solutions based on Infiniband or Ethernet.
• Knowledge in RoCE and AI DC Solution Designs.
• Knowledge in SONiC OS architecture and Linux networking stack.
• Experience with smart NIC programming and testing.
• Experience with network simulation tools (containerlab).
• Experience with large-scale datacenter testing environments.
• Proficiency in Python scripting for test automation.

Culture & Benefits

• Flexible schedule and a hybrid work model, prioritizing remote work as much as possible to support work-life balance.
• An exciting career path within a friendly, dynamic, and growing organization.
• Professional development opportunities in a multicultural environment.
• Private medical coverage.
• Wellbeing programs and relaxation facilities in the office.
• Budget allocated for certifications relevant to your project.