Network Engineer (Battery Storage)

SpaceXAI; Memphis (TN); On-site; USD 90,000 - 150,000; Full time

Job summary

SpaceXAI is seeking a Network Engineer to join the Battery Storage team in Memphis, TN. You will own the operational technology network for the storage fleet, design site topology, handle industrial protocols, time distribution, OT cybersecurity, and support commissioning; travel up to 25%.

The role requires 3+ years in OT network engineering and a Bachelor's degree in a related field or equivalent experience. This is an on-site position in Memphis, TN.

Qualifications

• Bachelor's degree in electrical engineering, computer engineering, computer science, or related field, or 6+ years of relevant experience.
• 3+ years of industrial, utility, or operational technology network engineering.

Responsibilities

• Own the operational technology network the storage fleet runs on: packs, inverters, medium-voltage collection, and the plant controller must talk deterministically, redundantly, and securely.
• Own site network architecture: topology, redundancy, switch selection and configuration, VLAN and subnet design, and IP addressing across the fleet.
• Own the fiber and copper physical plant: single-mode and multimode runs, splice plans, patch panel layout, labeling, OTDR acceptance testing, and pathway coordination.
• Own industrial protocol integration across Modbus TCP, DNP3, and IEC 61850 including GOOSE, plus mapping between pack controllers, PCS, plant controller, and EMS.
• Own precision time distribution using PTP per IEEE 1588 and IRIG-B for sequence-of-events and disturbance analysis.
• Own OT cybersecurity for the storage plant: segmentation per IEC 62443, firewall rules, remote access, patch and firmware management, and applicable NERC CIP evidence.
• Specify and commission industrial switches, media converters, gateways, protocol converters, terminal servers, and time sources; own configuration backup and change management.
• Support commissioning with network validation, latency and packet‑loss testing, failover testing, and pack‑level communications troubleshooting.

Skills

Industrial OT networking

Site network design

Modbus TCP

DNP3

IEC 61850

Network security OT

Fiber optic

IP networking

Education

Bachelor's degree (EE/CE/CS) or 6+ years experience

Tools

Cisco switches

Hirschmann devices

Rugged industrial hardware

Job description

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands‑on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates.

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands‑on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates.

ABOUT THE ROLE:

Join the High Power Engineering team supporting SpaceXAI to design, build, operate, and maintain electrical infrastructure for AI training campuses. As a Network Engineer on the Battery Storage team, you will work with a small on‑site team to scale high‑capacity power systems on a schedule set by compute demand. The position is based in Memphis, TN, with potential travel to other sites.

RESPONSIBILITIES:

• Own the operational technology network the storage fleet runs on: packs, inverters, medium-voltage collection, and the plant controller must talk deterministically, redundantly, and securely.
• Own site network architecture: topology, redundancy, switch selection and configuration, VLAN and subnet design, and IP addressing across the fleet.
• Own the fiber and copper physical plant: single-mode and multimode runs, splice plans, patch panel layout, labeling, OTDR acceptance testing, and pathway coordination.
• Own industrial protocol integration across Modbus TCP, DNP3, and IEC 61850 including GOOSE, plus mapping between pack controllers, PCS, plant controller, and EMS.
• Own precision time distribution using PTP per IEEE 1588 and IRIG-B for sequence-of-events and disturbance analysis.
• Own OT cybersecurity for the storage plant: segmentation per IEC 62443, firewall rules, remote access, patch and firmware management, and applicable NERC CIP evidence.
• Specify and commission industrial switches, media converters, gateways, protocol converters, terminal servers, and time sources; own configuration backup and change management.
• Support commissioning with network validation, latency and packet‑loss testing, failover testing, and pack‑level communications troubleshooting.

BASIC QUALIFICATIONS:

• Bachelor's degree in electrical engineering, computer engineering, computer science, or a related technical discipline, or 6+ years of relevant experience in lieu of a degree.
• 3+ years of industrial, utility, or operational technology network engineering.

PREFERRED SKILLS AND EXPERIENCE:

• Hands‑on configuration of managed industrial switches and routers.
• Experience with at least one industrial protocol stack: Modbus TCP, DNP3, or IEC 61850.
• Hands‑on fiber optic termination, testing, and troubleshooting.
• BESS, solar, or substation automation network experience.
• IEC 61850 station and process bus design including GOOSE performance requirements.
• IEC 62443 or NERC CIP program experience.
• Cisco, Hirschmann, Moxa, RuggedCom, or comparable industrial platform experience.
• Familiarity with industrial communications protocols and networking: Modbus, IEEE C37.115, IEEE C37.111, DNP3, etc.

ADDITIONAL REQUIREMENTS:

• Perform hands‑on work in all environments (heat, cold, rain), in tight quarters or at heights.
• Work extended hours and weekends as needed to support construction, energization, and operations.
• Remain focused in hazardous environments while wearing appropriate PPE.
• Lift up to 25 lbs. unassisted.
• Provide 24/7 on‑call support for emergencies.
• Willing to work on‑site in Memphis, TN. This is not a remote or hybrid role.
• Travel up to 25% for factory witness testing, vendor and OEM engagement, and supporting other sites.
• Valid driver's license.

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