Senior Infrastructure Engineer Networking
@ NexGen Cloud

Hybrid
$150,000
Hybrid
Full Time
Posted 7 hours ago

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Job Details

About NexGen Cloud

NexGen Cloud is a rapidly growing IaaS company focused on providing innovative cloud solutions and infrastructure services. Their GPU cloud infrastructure accelerates development in sectors such as Artificial Intelligence & Machine Learning, VFX & Rendering, Data Science & IoT, and Computer Aided Engineering & MDO. The team is made up of talented, experienced, and motivated individuals committed to making a positive, lasting impact on the tech world.

Position Summary

As a Senior Infrastructure Engineer Networking, you will design, deploy, and operate the systems powering a global GPU cloud. This hands-on role is ideal for engineers who excel in Linux, networking, and automation, ensuring a secure, scalable, and fast infrastructure.

Key Responsibilities

  • Core Infrastructure: Provision and manage Linux (Ubuntu-based) systems supporting GPU servers and backend services, maintaining system availability and implementing failover strategies.
  • Networking: Design and manage high-speed, low-latency network infrastructure; configure firewalls, BGP, VLANs, VXLANs, and VPNs; and resolve network incidents.
  • Automation & Scaling: Build infrastructure-as-code using tools like Ansible, automate GPU driver installs, and develop CI/CD workflows.
  • Cloud & Virtualization: Support containerized workloads via Kubernetes and manage both bare-metal and virtualized GPU platforms.
  • Monitoring & Security: Deploy monitoring stacks (Prometheus, Grafana, ELK), implement hardening practices, and support incident response.

Qualifications and Skills

  • 3–5 years of experience in Linux systems administration or infrastructure engineering.
  • Strong networking knowledge including routing, switching, TCP/IP, DNS, DHCP, VLANs, BGP, and VPN.
  • Proficiency in scripting (Bash, Python) and automation tools like Ansible and Terraform.
  • Experience with virtualization, containerization, and systems troubleshooting.
  • Familiarity with monitoring and logging systems and experience in GPU cloud or HPC environments.
  • Strong documentation practices and knowledge of advanced networking components (IB, BluField NIC, UFM, Openvswitch).

Good to Have

  • Exposure to NVIDIA GPU technologies and related tooling.
  • Experience with software-defined networking and overlay networks.
  • Familiarity with networking products from Arista, Cisco, Mikrotik, Nvidia/Mellanox.
  • Experience with OpenStack, CMDB tools like Netbox and server provisioning techniques.

Benefits

  • Competitive salary.
  • 100% home-office, working US hours with flexibility.
  • Full-time permanent contract.
  • Diverse and collaborative team environment.
  • Exposure to cutting-edge technologies and international events.

Key skills/competency

Linux, Networking, Automation, Infrastructure, GPU, Cloud, CI/CD, Kubernetes, Security, Virtualization

How to Get Hired at NexGen Cloud

🎯 Tips for Getting Hired

  • Research NexGen Cloud's culture: Study their mission, values, and recent news.
  • Customize your resume: Tailor it with Linux and networking experience.
  • Highlight automation skills: Emphasize Ansible, Terraform, and scripting expertise.
  • Practice interview scenarios: Prepare for infrastructure and troubleshooting questions.

📝 Interview Preparation Advice

Technical Preparation

Review Linux administration fundamentals.
Refresh networking configuration (BGP, VLANs, VPNs).
Practice infrastructure-as-code scripting (Ansible, Terraform).
Study container orchestration and virtualization basics.

Behavioral Questions

Describe a teamwork challenge solved successfully.
Explain a failure and learned lesson.
Discuss time management under stress.
Detail a project with high accountability.

Frequently Asked Questions