Refinery Process Operator Jobs in California (NOW HIRING)

We are seeking a talented LP Modeler OR Sr. LP Modeler to join the LP Modeling Team at PBF Energy. This role plays a critical part in optimizing refinery performance by supporting feedstock selection, product blending, and operational decision-making. The LP Modeler will be responsible for maintaining and improving linear programming models used by both refinery and corporate teams. Success in this role requires ensuring models accurately represent crude properties, process yields, and operational constraints. The LP Modeler will serve as the primary point of contact for one or more refineries, ensuring models and economic tools are updated and aligned with business needs.

Primary Responsibilities

• Maintain, validate, and enhance refinery LP models to ensure accuracy and reliability

• Manage and prioritize the modeling worklist for assigned refinery sites; communicate status and progress to stakeholders

• Lead the backcasting process, comparing LP predictions to actual unit performance to identify gaps and improvement opportunities

• Support LP users with case setup, troubleshooting, and interpretation of results

• Develop, standardize, and continuously improve input/output interfaces and data workflows for LP models to ensure consistency, accuracy, and ease of use across refineries

• Collaborate with refinery and corporate teams to implement model improvements

• Continuously build expertise in LP modeling and refining processes through training and hands-on application

Required Experience & Skills

• Bachelor's degree in engineering or a related field

• 5+ years of experience in refinery process engineering, economics, or planning

• Strong analytical and problem-solving skills

• Ability to manage multiple priorities and adapt to changing business needs

• Strong communication and stakeholder management skills

• Proactive, self-directed approach to work

• Willingness to travel (~5%)

Preferred Qualifications

• Experience with refinery LP modeling tools such as PIMS or GRTMPS

• Prior hands-on experience building, maintaining, or validating LP models in a refining environment

• Familiarity with crude assay management, blending economics, and refinery planning processes

• Understanding of refinery process units and their representation in LP models

• Experience with data analysis and visualization tools

• Demonstrated ability to translate technical findings into actionable business insights

Additional Details

• This position is onsite

• Relocation assistance may be available based on business needs

• ONLY CANDIDATES MEETING THE ABOVE REQUIREMENTS WILL BE CONSIDERED

• FOR SERIOUS CONSIDERATION, PLEASE INCLUDE YOUR SALARY REQUIREMENTS

Why Join PBF Energy

• At PBF Energy, LP Modelers play a highly impactful role in developing models that are used to inform refinery operational and economic decisions. In a relatively fast-paced environment, ideas can move quickly from evaluation to application with visible outcomes.

• The role includes regular interaction with refinery and corporate teams, offering exposure beyond core modeling work. It provides opportunities to broaden technical and business experience through cross-functional collaboration and involvement in key areas.

CA Job Posting Requirement: The salary range for this position is $121,160.47- $216,090.75.

NJ Job Posting Requirement: The salary range for this position is $121,160.47- $200,749.41.

The compensation range listed in this posting is in compliance with applicable state law. Factors such as scope and responsibilities of the position, candidate's work experience, education/training, job-related skills and internal peer equity will be considered in determining the selected candidate's compensation. Salaries at the time of hire are typically in the lower to middle portion of the above range in order to provide the opportunity to reflect future performance-based increases. In addition to salary, PBF offers a comprehensive benefits package which includes bonus eligibility, health care, retirement benefits, and paid time off.

We thank all respondents for their interest in PBF Holding Company LLC ("PBF Energy"), however, only those selected for an interview will be contacted. Please nophone calls or emails to any employee of PBF Energy about this requisition. Placement agencies or recruiters need not respond. All resumes submitted by search firms to any employee of PBF Energy via email, the Internet or in any method without a valid written search agreement will be deemed the sole property of PBF Energy. No fee will be paid in the event the candidate is hired by PBF Energy as a result of the referral or through other means.

PBF Energy is an equal opportunity employer. We are committed to creating a diverse, inclusive environment. All qualified applicants will receive consideration for employment without regard to race, color, religious creed, sex, gender, gender identity or expression, sexual orientation, reproductive health decision making, national origin, ancestry, genetic information, physical or mental disability, medical condition, marital status, age, veteran and military status, or any other status protected by applicable law. We are committed to providing reasonable accommodations as required by law.

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