Systems Engineer, Operational Technology

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process. Systems Engineer, Operational Technology

Full Time Mountain Pass, CA, US

8 days ago Requisition

Salary Range: $ To $ Annually

MP Materials (NYSE: MP) is on a mission to restore the full rare earth supply chain to the United States of America. From electric cars to wind turbines and drones, rare earths are essential to the low-carbon, electrified technologies that power modern life. We hire ambitious, mission-driven people motivated to solve problems and affect change. Our values are grounded in teamwork, resiliency, and integrity, with an enduring commitment to our employees, community, and the environment.

In the coming years, MP Materials will grow from a core materials and chemical processing company into a large industrial manufacturer. Our employees will lead this exciting transformation and grow professionally with us.

The ideal candidate will have experience in industrial automation, SCADA systems, data acquisition platforms, and secure industrial networking. As a OT Systems Engineer, you will help design, deploy, and maintain the facility’s digital backbone for collecting and distributing real-time and historical data from all automated systems. You will also collaborate closely with IT, controls, and operations teams to enable seamless, secure integration across platforms.

• Design, configure, and maintain SCADA/HMI systems, including GE iFix, Ignition, Factory Talk View, or similar platforms.
• Support the configuration and ongoing deployment of AVEVA PI (OSIsoft PI) for data collection, asset historian, alarming, and reporting.
• Implement and maintain local git repository or similar systems for version control, device management, and audit tracking.
• Integrate field devices, PLCs, HMIs, and sensors into the OT network, ensuring standardized communication and robust data flow.
• Develop and maintain secure, segmented industrial network architectures, including VLANs, Layer 2/3 switches, firewalls, and routing strategies.
• Support real-time and historical data aggregation from multiple sources—PLCs, SCADA, sensors, databases—into centralized historian platforms.
• Configure and support industrial communication protocols such as Ethernet/IP, Modbus TCP, OPC UA/DA, and MQTT.
• Collaborate with IT and cybersecurity teams to establish OT/IT boundary controls, security protocols, and compliance standards.
• Participate in system commissioning, including Factory Acceptance Tests (FATs), Site Acceptance Tests (SATs), installation, and startup activities.
• Provide troubleshooting support for SCADA systems, data historians, and network infrastructure during operational events.
• Develop and maintain technical documentation: network diagrams, data flow schematics, control narratives, and system configuration files.
• Work with capital projects team to review and validate system infrastructure designs.
• Work with contractors to install, modify, and test physical network infrastructure throughout the site.

• Bachelor’s degree in electrical engineering, Computer Engineering, Mechatronics, or a related technical field.
• 5+ years of hands‑on experience with Operational Technology systems in a manufacturing or process environment.
• Proficiency with SCADA/HMI platforms such as Ignition, Factory Talk View, or similar.
• Experience with PLC programming and integration (Rockwell platform).
• Familiarity with AVEVA PI (OSIsoft PI) or similar data historian platforms.
• Hands‑on experience with industrial networking, including VLANs, managed switches, and firewall configurations.
• Working knowledge of industrial protocols: OPC UA/DA, MQTT, Ethernet/IP, Modbus.
• Familiarity with ISA‑95, ISA/IEC 62443, or other OT/ICS security standards.

• Experience integrating OT platforms with cloud services, edge devices, or IoT infrastructure.
• Familiarity with virtualization environments such as VMware, Hyper‑V, or Nutanix.
• Exposure to MES or ERP systems and experience with data flows between systems.
• Ability to analyze…