Job Description

About the Company

Our client is a leading technology company specializing in AI-centric cloud infrastructure , which is reshaping the landscape of artificial intelligence. The company operates one of the most powerful commercially available supercomputers and provides scalable AI cloud infrastructure optimized for AI/ML workloads, leveraging thousands of NVIDIA GPUs, high-performance InfiniBand networking, and managed Kubernetes or Slurm orchestration. Their platform supports AI developers and enterprises requiring large-scale GPU compute power and sustainable, energy-efficient data centers.

The Mission

To democratize access to high-performance AI infrastructure by delivering innovative, scalable, and sustainable cloud solutions that empower AI developers and enterprises worldwide to accelerate their AI and machine learning workloads with unparalleled efficiency and reliability.

The Opportunity

We are seeking a Senior Network Engineer to join our client’s infrastructure team. This role is critical in ensuring the smooth and stable operation of the company’s large-scale data center networks and global backbone. You will design, develop, and maintain advanced network architectures supporting thousands of server ports and GPU cluster interconnects, contributing directly to the company’s mission of delivering cutting-edge AI cloud services. This is a remote US-based role requiring frequent travel to data center sites, as well as the ability to work European time zone hours and collaborate with international teams.

What You'll Do

• Ensure stable operation of data center infrastructure, points of presence, and global backbone networks

• Design and develop large-scale data center networks, including InfiniBand-based GPU cluster interconnects

• Develop and maintain monitoring and automation tools to improve network operations

• Provide technical design, operational support, and collaborate cross-functionally with R&D, SRE, ITDC, and network development teams

• Lead and support major network infrastructure upgrades and new region launches

• Liaise with vendors for troubleshooting and network infrastructure testing

• Maintain comprehensive network documentation and testing plans

• Participate in on-call rotations and travel 2-3 times monthly to sites in New Jersey, Kansas City, and occasionally Amsterdam

• Work European time zone hours and coordinate with global teams

What You Bring

• At least 5 years of experience working in large, complex technology environments

• Proven ability to manage and support critical infrastructure serving large user bases

• Strong analytical and troubleshooting skills for resolving complex network issues

• Hands-on, proactive approach to maintaining and improving network systems

• Self-motivated and able to work independently while contributing to a high-performing team

• Excellent communication skills with experience collaborating across diverse teams and cultures

• Ability to travel domestically and internationally 2-3 times monthly

• Legal authorization to work full-time in the U.S. without visa sponsorship

Preferred Technical Skills

• Networking Certifications: CCNP, CCIE, JNCIE, or equivalent expert-level qualifications

• Routing & Switching: BGP, IS-IS, Segment Routing MPLS (with IPv6), Ethernet switching, VXLAN, ECMP, L3 MPLS VPNs

• Data Center & Cloud Networking: Troubleshooting TCP/IPv4/IPv6 in complex data center topologies (e.g., CLOS networks), cloud overlay network technologies, software-defined networking (SDN)

• Vendor Ecosystem: Hands-on experience with Juniper, Arista, Huawei, and Mellanox network equipment

• Cloud Platforms: AWS, Azure, Google Cloud

• Bonus: Knowledge of GPU and Infiniband networking

• Bonus: Programming skills in Python or Go for network automation

• Bonus: Experience working in Linux environments

Key Success Drivers

• Passion for staying current with HPC and AI infrastructure domains

• Commitment to maintaining the highest standards of network reliability and performance in environments where milliseconds matter

• Comfort working with international teams and adapting to different operational requirements across global data center locations

• Drive to expand technical expertise in cutting-edge areas like GPU networking, software-defined infrastructure, and cloud-native networking

Why Join?

• Competitive base salary ranging from $115,000 to $145,000 per year plus quarterly performance bonuses

• 100% company-paid medical, dental, and vision insurance for employees and families

• 401(k) plan with up to 4% company match and immediate vesting

• Generous parental leave (20 weeks primary, 12 weeks secondary caregivers)

• Remote work reimbursement up to $85/month for mobile and internet

• Travel allowance and support for frequent business travel

• Company-paid short-term, long-term disability, and life insurance

• Work with a team operating one of the world’s most powerful supercomputers

• Contribute to sustainable AI infrastructure with energy-efficient data centers that reuse waste heat

• Enjoy a culture that blends startup innovation with the resources of an established company

Interviewing Process:

• HR Screening + Candidate Survey

• Level 1: Interview with the Hiring Manager

• Level 2: Internal Routing Skills Interview

• Level 3: External Routing Skills Interview

• Level 4: Automation Skills Interview 

• Reference and Background Checks: Conducted after the successful completion of all interview stages

• Job Offer: Extended to the selected candidate following successful checks

We are proud to be an equal opportunity workplace and are committed to equal employment opportunity regardless of race, color, religion, national origin, age, sex, marital status, ancestry, physical or mental disability, genetic information, veteran status, gender identity, or expression, sexual orientation, or any other characteristic protected by applicable federal, state or local law.

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