Associate Operational Technology Specialist - Cybersecurity

Motiva Enterprises LLC•Port Arthur, TX

7d•Onsite

About The Position

The Associate Operational Technology Specialist – Cybersecurity supports the security, reliability, and availability of Operational Technology (OT) systems at Motiva’s Port Arthur Manufacturing Complex. The role provides technical support for critical OT infrastructure, assists with cybersecurity and system lifecycle activities, and helps maintain the availability and integrity of systems that support safe and reliable operations. The position supports OT systems and infrastructure such as DCS, PLC, SCADA, IIoT, and associated network components; performs approved cybersecurity maintenance; provides first-level troubleshooting; assists with reviews, assessments, remediation, and lifecycle work; and maintains documentation and reporting. It also supports OT applications and development activities, department ticketing, projects, and off-hours technical support as needed.

Requirements

Bachelor’s degree in Management Information Systems or a similar discipline by December 2026.
Cumulative GPA of 3.0 or higher.
Experience with Microsoft Office operating systems.
Knowledge and experience with custom script development.
Skilled in troubleshooting and resolving computer issues.
Experience utilizing databases and developing queries.
Excellent written and oral communication skills.
Ability to learn new IT/OT skills as required.

Nice To Haves

1–3 years of relevant OT experience.
Knowledge and understanding of cybersecurity programs and frameworks.

Responsibilities

Monitor and support OT systems and infrastructure, including DCS, PLC, SCADA, IIoT, and associated network components, to maintain system availability and performance.
Perform approved patching, vulnerability remediation, anti-virus updates, and other cybersecurity maintenance activities on OT assets.
Provide first-level troubleshooting and technical support for OT hardware, software, applications, and connectivity issues, escalating complex issues as appropriate.
Support OT cybersecurity reviews, vulnerability evaluations, risk assessments, and remediation activities in coordination with local and enterprise security teams.
Assist with OT hardware and software lifecycle activities, including installations, upgrades, equipment refreshes, backups, and secure asset disposal.
Monitor system alerts, alarms, network connectivity, and performance to identify and resolve potential technical or cybersecurity issues.
Maintain accurate OT system documentation, asset information, procedures, and work instructions to support operational and cybersecurity requirements.
Assist with developing OT compliance, cybersecurity, and performance reports using SQL and industry-standard reporting tools.
Support OT applications and development activities, including requirements gathering, code reviews, and administration of code repositories.
Manage assigned work through the department ticketing system, support OT projects and improvement initiatives, and provide off-hours technical support as needed.