Senior AI Data Center Ethernet Network Engineer

Vailexa

Oregon

Hybrid

USD 140,000 - 190,000

Full time

4 days ago

Be an early applicant

Get a reply from this employer

Your resume and cover letter, tailored to exactly what they’re hiring for.

Get past ATS filters

Job summary

Vailexa is seeking a Senior Network Engineer to design, deploy, and optimize high-bandwidth Ethernet fabrics for AI and HPC environments in the United States. You will ensure scalable, reliable network readiness and work closely with Linux, storage, and cluster teams to isolate host-versus-network issues.

The role requires deep data center experience, hands-on skills with BGP/EVPN, MLAG/ECMP, QoS/PFC, and robust telemetry and automation capabilities.

Qualifications

7+ years in large-scale data center networking and high-bandwidth Ethernet fabrics.
Hands-on experience with spine-leaf designs and production troubleshooting.
Proficient with BGP, EVPN/VXLAN, MLAG, ECMP, QoS, PFC, and telemetry interpretation.

Responsibilities

Deploy, validate, and support Ethernet fabrics for AI and HPC clusters.
Troubleshoot L1–L4 issues across optics, transceivers, cabling, VLANs, and routing.
Validate network readiness for distributed training and east-west traffic.
Diagnose performance issues related to buffer pressure and congestion.
Collaborate with Linux, storage, and cluster teams to isolate root causes.
Review change plans for switch provisioning, firmware upgrades, and topology expansion.
Capture evidence to drive root cause analysis and remediation.
Build standards for cable mapping, port policy, and fabric health.