OT Systems Engineer — SCADA, Data Historian & Security

MP Materials Corp.; California; On-site; USD 150,000 - 170,000; Full time

Job summary

MP Materials Corp. is seeking an OT Systems Engineer to design, deploy and maintain the facility’s digital backbone for real-time and historical OT data across industrial automation systems at Mountain Pass, CA.

The role collaborates with IT, controls, and operations to ensure secure, scalable OT/IT integration, and supports FAT/SAT commissioning, data collection, and system documentation while upholding safety and reliability in a high‑throughput mining/manufacturing environment.

Qualifications

• Bachelor’s degree in electrical, computer, or mechatronics engineering.
• 5+ years of OT systems experience in manufacturing.
• Proficiency with SCADA/HMI platforms like Ignition and FactoryTalk View.
• Experience with PLC programming and Rockwell platform.
• Familiarity with AVEVA PI or similar data historian.
• Hands-on industrial networking experience.
• Knowledge of OT security standards (ISA-95 / ISA/IEC 62443).

Responsibilities

• Design, configure, and maintain SCADA/HMI systems (GE iFix, Ignition, FactoryTalk View).
• Support AVEVA PI data collection, historian, alarming and reporting.
• Implement and maintain local git repository for version control and audit tracking.
• Integrate field devices, PLCs, HMIs, and sensors into OT network with secure data flow.
• Develop secure, segmented industrial network architectures (VLANs, switches, firewalls).
• Support real-time and historical data aggregation into centralized historians.
• Configure industrial protocols: Ethernet/IP, Modbus TCP, OPC UA/DA, MQTT.
• Collaborate with IT and cybersecurity to establish OT/IT boundary controls.
• Participate in FATs, SATs, installation, and startup activities.
• Provide troubleshooting for SCADA, historians, and network infra during events.
• Develop and maintain network diagrams, data flow schematics, and configs.
• Work with capital projects to review infrastructure designs and with contractors on site.

Skills

SCADA/HMI platforms

Industrial networking

Industrial protocols

OT security standards

Data historian platforms

Education

Bachelor's degree in Electrical/Computer/Mechatronics

Tools

AVEVA PI (OSIsoft PI)

GE iFix

Ignition

FactoryTalk View

Rockwell PLC

VMware

Job description

MP Materials Corp. is seeking an OT Systems Engineer to design, deploy and maintain the facility’s digital backbone for real-time and historical OT data across industrial automation systems at Mountain Pass, CA.

The role collaborates with IT, controls, and operations to ensure secure, scalable OT/IT integration, and supports FAT/SAT commissioning, data collection, and system documentation while upholding safety and reliability in a high‑throughput mining/manufacturing environment.