Associate Process Engineer

Motiva Enterprises LLC; Port Arthur (TX); On-site; USD 70,000 - 100,000; Full time

Job summary

Motiva Enterprises LLC in Port Arthur, TX seeks an Associate Process Engineer to design, optimize, and maintain refinery processes, ensuring safe, reliable operation and cost management. You will analyze data, troubleshoot issues, and drive improvements with cross‑functional teams.

Key duties include daily technical monitoring, unit optimization for yields and energy, mass balance work, and involvement in Process Safety Management and turnaround planning.

Qualifications

• Bachelors in Chemical Engineering with a strong academic standing.
• GPA 3.0 or higher.
• Excellent organizational and planning skills.
• Strong analytical and problem-solving abilities.
• Effective communication across organization levels.

Responsibilities

• Provide daily proactive technical monitoring and troubleshooting for assigned areas.
• Guide day-to-day unit optimization related to product yields, energy use, and equipment health.
• Routinely conduct and document unit mass balance monitoring.
• Support Process Safety Management activities and investigations.
• Assist with turnaround planning and capital project implementation.

Skills

Chemical Engineering

Analytical thinking

Communication

Education

Bachelor's degree in Chemical Engineering

Job description

Associate Process Engineer# Motiva Careers## Associate Process EngineerApply: office: Port Arthur, TX: Full time: Posted 13 Days Ago: End Date: November 9, 2026 (18 days left to apply): 4396At 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:**Motiva is seeking an Associate Process Engineer to join the Port Arthur Manufacturing Complex. The Associate Process Engineer designs, optimizes, and maintains refinery processes to ensure efficient operation and production. This role analyzes data, troubleshoots issues, and implements improvements to ensure excellence in process safety, reliability, energy consumption, and cost management. The Associate Process Engineer utilizes daily proactive monitoring and works closely with business teams to ensure product plan delivery.**Responsibilities:*** Provide daily proactive technical monitoring and troubleshooting for assigned areas.* Provide guidance around daily unit optimization as it relates to product yields and quality, catalyst life, equipment health, chemical usage, energy consumption, alarm management, emissions calculations, and economics.* Routinely conduct and document unit mass balance monitoring.* Utilize Causal Learning methodology for problem solving and participate in investigations.* Lead and participate in Process Safety Management work practices such as Management of Change and Process Hazard Analysis.* Identify opportunities for margin and energy improvements and drive changes to capture these opportunities via established work processes.* Provide process engineering support for turnaround (TA) planning and execution to ensure reliability and TA objectives are met.* Provide support to capital projects to ensure proper implementation and performance when integrated into existing operating units and systems.* Provide monthly technical assurance reporting to Motiva stakeholders.* Provide “off hour” and “around the clock” shift coverage for planned unit shutdowns and unplanned unit upsets.**Experience and Qualifications:****Basic Qualifications*** Must have a Bachelor's degree in Chemical Engineering by December 2026* Cumulative 3.0 GPA, or higher* Excellent organizational and planning skills* Excellent analytical and problem-solving skills* Effective communication with all levels of organization* Effective teamwork in cross-functional situations**Preferred Qualifications*** 1-3 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.