Network Engineer

At Penguin Solutions (Nasdaq: PENG) – The AI Factory Platform Company – we’re building a team of innovators who thrive on collaboration, creativity, and the opportunity to help shape the future of AI. As part of the AI technology revolution, our teams design, build, deploy, and manage AI factories for enterprises, sovereign AI initiatives, and neocloud providers worldwide.

Headquartered in Silicon Valley, California, Penguin Solutions operates globally through a network of R&D, manufacturing, and sales locations. For nearly three decades, we have operated at the intersection of memory and AI/HPC infrastructure. That engineering expertise positions us to power the next generation of AI workloads, from training to inference and agentic AI at scale.

Penguin Solutions brings together differentiated infrastructure software, advanced memory, compute systems, end-to-end services, and industry-leading partner solutions in a full-stack AI factory platform designed to help customers deploy and scale AI workloads with speed and precision.

At Penguin Solutions, we value ideas over hierarchy and believe in servant leadership, where leaders enable teams to do their best work. We empower employees to take ownership, drive innovation, and grow through challenging work, continuous learning, and exposure to advanced AI tools and technologies. With flexibility where it matters and a strong focus on outcomes, Penguin Solutions is a place to do your best work, grow your career, and make a meaningful impact.

Job Overview

We are looking for a Network Engineer seeking to apply their technical skills in a fast-paced and complex HPC environment. Working knowledge of server and network hardware and software and the desire to participate in projects at a large-scale data center is central to this role. This position will work with various engineering teams to resolve and diagnose network issues at scale. Adaptability and flexibility within the environment will be key to the candidate’s success. Penguin supports HPC environments where network performance is critical.

Responsibilities

• Monitor and perform on-going maintenance and upgrades to network equipment.
• Provide support to staff, as well as respond to server and network issues.
• Manage and maintain both InfiniBand and Ethernet networks.
• Run hardware diagnostics and replace failing parts in a timely manner.
• Monitor all network processes to ensure the smooth flow of data across the network.
• Collaborate with software and network engineering teams on cybersecurity and network efficiency.
• Support a Linux-based, high-performance computing (HPC) and artificial intelligence (AI) environment, featuring a wide range of technologies.
• Maintain meticulous documentation for internal and external build instructions - such as configuration examples, guidance on technical details, and best practices.
• Develop automation and other tools to improve operations.
• Supervise on-site staff in updating cards and other components in the environment.
• Respond to network and server errors, sometimes after hours  
• Participate in weekly on-call rotation. 
• Stay up-to-date with advancements in data center infrastructure and technologies. 

Qualifications

• 6+ years of hands-on experience with enterprise scale networks.
• In-depth knowledge of data center environments, servers, and network equipment.
• Experience administering both InfiniBand (Mellanox/NVIDIA) and Ethernet (Cumulus/SONiC) networks.
• Proficiency in documenting network processes and diagrams.
• Thorough understanding of L2 and L3 network protocols.
• Exceptional ability to work as part of a team, provide IT support, and resolve network errors.
• Ability to speak English and communicate clearly and effectively with team members and clients. 

Preferred Qualifications

• Extensive experience in installing, monitoring, and maintaining data center networks.
• Hands-on experience configuring and supporting large scale Ethernet and InfiniBand networks.
• Demonstrated practice with low-latency/high-bandwidth networking performance optimization.
• Experience with VXLAN and EVPN architectures and routing protocols such as BGP and OSPF.
• Knowledge of communication libraries such as NCCL, UCX and MPI.
• Familiarity with UFM, OpenSM and NetQ or other network management software. . 

Location

Hybrid – South Korea (3 days in office)