At Motiva, our employees’ energy, passion, and dedication to excellence are what make us who we are and what allows us to generate energy that makes a house a home, gets us from point A to point B, and enables our health and wellbeing. We invest in every aspect of our employees’ lives because, at Motiva, our people matter. Headquartered in Houston, Texas, Motiva refines, distributes and markets petroleum products throughout the Americas. The company’s Port Arthur Manufacturing Complex in Port Arthur, TX, is comprised of North America’s largest refinery with a total throughput of 720,000 barrels per day, the largest base oil plant in the western hemisphere, and an integrated chemical plant. Under exclusive long-term brand licenses with Shell and Phillips 66 (for the 76® brand), Motiva’s commercial operations supply more than 12 billion gallons of fuel to customers annually. Motiva is wholly owned by Aramco, one of the world’s largest integrated energy and chemicals companies. Position Overview: The Process Engineer at Motiva’s Port Arthur Manufacturing Complex is responsible for optimizing, monitoring, and improving refinery and chemical processes to ensure efficient operation and production. This role analyzes process performance, troubleshoots operational issues, and implements solutions that enhance process safety, reliability, energy efficiency, margin performance, and cost effectiveness. Working closely with operations, maintenance, and business teams, the Process Engineer ensures successful product plan execution while supporting capital projects, equipment upgrades, and continuous improvement initiatives. Responsibilities: Provide process engineering support for assigned units and operational processes to maintain safe, reliable, and efficient performance. Conduct daily proactive monitoring of process conditions, equipment performance, and key operating parameters to identify optimization opportunities. Analyze operational data and trends to improve process efficiency, product quality, energy consumption, and overall unit profitability. Troubleshoot process upsets, equipment issues, and performance gaps, developing and implementing effective corrective actions. Support the design, implementation, startup, and optimization of equipment and systems, including distillation columns, reactors, and heat exchangers. Collaborate with operations, maintenance, and technical teams to ensure alignment on production objectives, operational priorities, and process improvements. Participate in process improvement, debottlenecking, equipment upgrade, and plant modification projects to enhance unit performance and reliability. Perform process safety evaluations, hazard analyses, risk assessments, and management of change activities to ensure compliance with safety standards. Develop and maintain process documentation, engineering calculations, operating guidelines, and technical reports to support operational excellence. Ensure process activities comply with environmental, safety, quality, and regulatory requirements while supporting continuous improvement and operational excellence initiatives. Experience and Qualifications: Basic Qualifications Bachelor’s degree in Chemical Engineering 3+ years of relevant process engineering experience Analytical and problem-solving skills with the ability to interpret process data, identify performance gaps, and implement effective solutions Knowledge of process safety management principles, including hazard analysis, risk assessment, management of change, and safe operating practices Ability to collaborate effectively with cross-functional teams to achieve business and operational goals Preferred Qualifications 5+ years of relevant process engineering experience Physical Requirements: Due to safety sensitive nature of job, must pass annual respirator fit testing Move up to 40 pounds by lifting, carrying, pushing, pulling, or otherwise repositioning objects Ability to reach all work areas in the plant (i.e. climb ladders, negotiate catwalks, handle heights to 50 feet, etc.) Ability to wear Personal Protective Equipment (PPE) in designated areas (respirator, hard hat, safety glasses, gloves, heeled boots, and hearing protection) We reserve the right to amend or withdraw Motiva jobs at any time, including prior to the closing date. Depending on qualifications, the successful candidate may be offered a position at a more appropriate level and/or grade. Applicants for regular U.S. positions must be authorized to work in the United States for Motiva Enterprises LLC without the need for sponsorship of an immigration authorization or visa (for example, TN, H-1B, or other employment-based immigration authorization or visa). Motiva participates in E-Verify. All qualified applicants will receive consideration for employment without regard to race, color, sex, national origin, age, religion, disability, sexual orientation, gender identity, protected veteran status, citizenship, genetic information, or other protected status under federal, state, or local laws. At Motiva, our employees’ energy, passion, and dedication to excellence are what make us who we are and what allows us to generate energy that makes a house a home, gets us from point A to point B, and enables our health and wellbeing. We invest in every aspect of our employees’ lives because, at Motiva, our people matter.

Process Engineer - Chemicals.

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