Senior Front-End Network Engineer
New
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NscaleAI Infrastructure
Join our thriving remote-first team. Geography is no barrier to impact or connection.Full-TimeSenior
Salary not disclosed
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Job Details
- Experience
- 5+ years of experience in network engineering, with at least 3 years operating large-scale Ethernet data centre or cloud networks
- Required Skills
- PythonGoLinux
Requirements
- 5+ years of experience in network engineering
- 3+ years operating large-scale Ethernet data centre or cloud networks
- Deep, hands-on operational experience with high-speed Ethernet fabrics in hyperscale or production environments
- Strong expertise with Arista (EOS) and/or Nokia (7220 IXR / 7250 IXR / 7750 SR series) platforms
- Solid understanding of modern data centre networking, including BGP, OSPF, ECMP, EVPN-VXLAN, and leaf-spine architectures
- Proven experience with long-haul circuits and DCI (dark fiber, carrier Ethernet, coherent optics)
- Experience with storage networking over Ethernet and shared storage connectivity
- Proven ability to troubleshoot complex network issues using Linux-based tooling and fabric diagnostics
- Proficiency in Python, Go, or shell scripting
- Experience working in a 24/7 operational environment
Responsibilities
- Owning the operational health, configuration consistency, and performance tuning of large-scale Ethernet front-end fabrics (leaf-spine / Clos) supporting AI inference, management, and storage workloads
- Leading the diagnosis and resolution of complex network incidents (P0/P1), spanning optics, routing, switching hardware, long-haul circuits, and storage connectivity layers
- Driving blameless postmortems and implementing preventative fixes to improve long-term fabric stability and availability
- Partnering with SREs to define requirements for automation and tooling, and contributing to network provisioning, validation, and monitoring systems
- Collaborating with Network Architecture and Engineering teams to validate designs and enforce standards for routing, congestion management, firmware baselines, and change safety
- Monitoring fabric utilisation and performance, identifying bottlenecks, and tuning for predictable latency and throughput on front-end networks
- Acting as a subject matter expert for cross-functional teams on high-speed Ethernet networking, long-haul/DCI circuits, and storage network integration
- Participating in an on-call rotation supporting mission-critical, customer-facing infrastructure
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