OT Network Engineer (Physical Infrastructure)
About this role
Designing and implementing highly available networks, procuring network hardware, and troubleshooting complex routing issues form the core daily activities of this role. The team builds and maintains the physical infrastructure and supercomputer networks that power advanced AI systems, operating within a flat and collaborative organizational structure. Engineers here directly contribute to mission-critical infrastructure by balancing various routing technologies, deploying switches and firewalls, and contributing to network automation tooling.
This role exists to support demanding supercomputer infrastructure and industrial automation environments where uptime and reliability matter deeply. Successful team members possess a strong sense of urgency paired with technical acumen, handling everything from root cause analysis to on-site system deployments. Ideal candidates bring background experience in operational technology networks or critical facility infrastructure, and they thrive in high-flux environments that demand hands-on problem solving and clear communication.
What you will do
- Design and implement highly available networks using various routing and redundancy technologies.
- Evaluate, procure, and deploy network hardware such as switches, firewalls, and SDWAN appliances.
- Contribute to network automation tooling by implementing configuration analysis and scalability into deployment frameworks.
- Troubleshoot network issues and publish root cause analysis documentation following incidents.
- Perform job walks with stakeholders to gather network requirements and formulate implementation plans.
- Ensure network configurations comply with cybersecurity standards like ITAR, ISO, and NIST.
What you need
- Hold a bachelor’s degree in computer science, computer engineering, or another STEM discipline alongside at least three years of professional network engineering experience, or possess five years of professional network engineering experience without a degree.
- Demonstrate at least two years of hands-on experience in operational technology networking, critical facility infrastructure, industrial automation, or controls engineering.
- Bring extensive hands-on experience in designing, deploying, supporting, and troubleshooting Layer 2 and Layer 3 networks in latency-sensitive or industrial environments.
- Possess functional experience with multiple network vendors in production or lab settings.
- Show experience using and contributing to GitOps and Infrastructure as Code frameworks.
Nice to have
- Strong understanding of the OSI model and network standards
- Hands-on experience with Cisco, Arista, and Juniper data center class switches
- Proficiency in scripting languages like Bash, PowerShell, or Python
- Industry standard certifications such as CCNA or CCNP
Skills and tech stack
Questions candidates ask
What locations is this role based in?
The position is located in Southaven, Mississippi, and Memphis, Tennessee.
What are the travel requirements for the position?
Willingness to travel is required up to 20 percent of the time, which can include flying to other sites worldwide and potential time at sea supporting marine systems.
What physical demands are associated with the job?
Employees must be able to work in tight quarters, lift 30 pounds, work at heights, and possess the physical dexterity needed to perform various job functions.
Are there after-hours or on-call expectations?
The schedule varies depending on site operational needs, requiring availability for extended hours, weekends, 24/7 on-call support in emergencies, and participation in an after-hours on-call rotation.