Automated Testing Engineer (GPU Infrastructure)

Location: San Francisco or Sunnyvale, California, US; onsite

Salary: $172,500–$210,000 per year, plus Restricted Stock Units

Company

hirify.global is an AI infrastructure company building vertically integrated energy, data center, and cloud systems for demanding AI workloads.

What you will do

• Build CI/CD platforms and automated integration testing for low-level infrastructure and distributed control planes.
• Design and execute validation tests across multi-node virtualized GPU clusters to verify scaling, stability, and multi-tenant isolation.
• Develop Python or Go automation frameworks to provision, configure, and stress-test cluster environments.
• Validate NVLink, Infinity Fabric, InfiniBand, and RoCE interconnects for low-latency, high-bandwidth communication.
• Run NCCL/RCCL collective communication benchmarks, including AllReduce and AllGather.
• Analyze CPU and multi-node communication regressions across guest operating systems, hypervisors, and physical fabrics.

Requirements

• 5+ years of relevant experience and a bachelor's or master's degree in Computer Science, Electrical Engineering, or a related technical field.
• Experience building and deploying automated integration tests for AI cloud environments, from low-level Linux systems to distributed control planes.
• Advanced Python and/or Bash scripting skills and strong knowledge of CI/CD pipelines and GitLab tooling.
• Working knowledge of Kubernetes, Docker, Terraform, and Postgres.
• Familiarity with NVIDIA CUDA/NCCL and/or AMD ROCm/RCCL in multi-node environments.
• Strong understanding of RDMA, RoCE, InfiniBand, Linux kernel internals, PCIe topology, VFIO, HugePages, and IOMMU.

Nice to have

• Experience with MNNVL or specialized AI fabric architectures.
• Familiarity with NVIDIA Nsight, AMD Omniperf, and hardware-level debugging or performance profiling tools.
• Knowledge of Kubernetes GPU orchestration and specialized device plugins.

Culture & Benefits

• Competitive compensation, equity, and Restricted Stock Units.
• Paid time off, holidays, leave programs, and parental leave.
• Health, dental, vision, HSA contributions, life insurance, and disability coverage.
• Professional development, tuition reimbursement, and mental health support.
• 401(k) plan with company match of up to 4% of salary.
• Commuter benefits, cell phone stipend, daily meal allowance, and global travel insurance.