This role required candidate to permanently relocate at Dhahran, Saudi Arabia.About the CompanyThis company engages in the exploration, production, transportation, and sale of crude oil and natural gas. It operates through the following segments: Upstream, Downstream, and Corporate. The Upstream segment includes crude oil, natural gas and natural gas liquids exploration, field development, and production. The Downstream segment focuses on refining, logistics, power generation, and the marketing of crude oil, petroleum and petrochemical products, and related services to international and domestic customers. The Corporate segment offers supporting services including human resources, finance, and information technology. The company was founded on May 29, 1933 and is headquartered in Dhahran, Saudi Arabia.Job SummaryWe are seeking a Linear Programming (LP) Engineer with expertise in refinery optimization and economics to join our Operation Engineering Solutions Department (OESD). OESD, a part of Global Manufacturing, provides specialized operations and process engineering support to all process technologies within This Company Global Manufacturing, including both wholly-owned and affiliate refining and chemicals facilities.OESD plays a crucial role in optimizing crude allocation and operations across global manufacturing facilities to maximize revenue, increase profitability, and capitalize on international market opportunities. Additionally, OESD supports the LP gatekeeper function for wholly owned refineries and manages the global MPIMS model. The department also maintains an integrated global planning model used for exploring new markets and integration options.As a Linear Programming (LP) Engineer within OESD, your responsibilities will include developing, updating, and running LP models for both existing and new refineries. You will conduct rigorous simulations and backcasting, perform technical and economic evaluations of projects and opportunities, and provide technical advisory support to refinery management and staff. Your role will be instrumental in enhancing operational efficiency, strategic decision-making, and optimizing the economic performance of refining operations.Key Responsibilities:

• Develop, update, and run LP models for existing and new refineries using PIMS software to optimize operation and configuration for maximizing net cash margin.
• Identify margin improvement opportunities through LP models and conduct economic evaluations using NPV, IRR, and other financial metrics.
• Use Aspen HYSYS software for rigorous simulation and backcasting to compare with actual refinery performance, analyzing gaps and proposing corrective actions.
• Support technical and economic evaluation of projects from screening through closure, prioritizing against investment criteria and downstream strategy.
• Provide technical advisory support to refinery management on LP and optimization matters, including crude selection, product slate, and operational constraints.
• Coordinate with refinery engineers, planners, schedulers, and marketers to align LP models and objectives.
• Validate and calibrate LP models using historical data and refinery test runs, ensuring accuracy under current and future operating conditions.
• Document model changes and updates, communicating them to stakeholders and supporting global MPIMS model development.
• Maintain quality and consistency of LP models and data in LP gatekeeping processes for refineries and global MPIMS model.
• Conduct training sessions for refinery LP engineers and users, sharing best practices and updating the LP manual.

Requirements:

• Willingness to relocate to Dhahran, Saudi Arabia.
• Hold a Bachelor\'s degree in Chemical or Environmental Engineering from a recognized program; an advanced degree is preferred.
• Have a minimum of 17 years of experience in the Oil & Gas Industry, specifically in refining and petrochemical sectors, with expertise in LP modeling, optimization, and economics.
• Proficient in PIMS and Aspen HYSYS software, along with other relevant tools and standards.
• Demonstrate excellent technical, analytical, problem-solving, communication, and teamwork skills. Capable of applying knowledge to various LP and optimization challenges and effectively communicating with stakeholders.
• Thorough understanding of refining processes and economics, as well as global crude and product markets and trends.
• Experience in developing and running LP models for complex, integrated refineries, including scenario analysis and sensitivity studies.
• Ability to work independently and collaboratively in a fast-paced, dynamic environment, managing multiple projects and tasks simultaneously.
• Strong presentation and reporting skills, capable of communicating complex technical information clearly and concisely.
• Demonstrate strong initiative, creativity, integrity, and leadership qualities. Ability to identify opportunities for improvement and innovation, and inspire others towards excellence and optimization.

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