Linear Programming (LP) Modeling Engineer

Saudi Aramco; Saudi Arabia; On-site; SAR 180,000 - 280,000; Full time

Job summary

Saudi Aramco is seeking a Linear Programming Modeling Engineer to join the Supply Planning and Optimization Division. You will lead LP analyses for hydrocarbon operations, develop long-term business plans, and collaborate with cross-functional teams to optimize crude, gas, NGL and refinery processes.

The role includes mentoring LP engineers, updating models with latest data, performing back-casting and monthly LP gap reports, and applying best practices in LP modeling to support economics-driven

Qualifications

• Bachelor's degree in chemical engineering.
• 7 years of experience in Oil and Gas or similar process industries.
• Clear understanding of crude, gas, NGL and refinery process units’ basic functions.
• Basic knowledge of AspenTech-PIMS software versions (PIMS/MPIMS/XPIMS/AUP).

Responsibilities

• Run the oil & gas and refinery linear programming models to generate the Business Plan level of operations for the Hydrocarbon system.
• Work with all concerned organizations to determine the optimum mode of operation for the facilities.
• Define data and work processes required to maintain and update LP Models.
• Maintain the hydrocarbon LP models by adding or deleting process units and updating yields & streams properties.
• Add new flexibilities to ensure full optimization of the hydrocarbon systems.
• Work with operation and simulation engineers to ensure that the model contains the latest up-to-date process data.
• Perform back-casting and issue a monthly report on the LP gap along with required mitigations.
• Perform special economic studies using the LP model.
• Work with different operations divisions to ensure that short range operating plans are aligned with the long term plans in terms of modeling accuracy.
• Ensure that the business plans’ LP Models contains latest information and simulations required to develop each plan.
• Adapt new best practices in LP modeling.
• Mentor new LP engineers and provide structured training as required.
• Review actual operations facilities bottlenecks and recommends mitigations measures.

Skills

Chemical engineering

LP modeling

Process optimization

Oil & Gas knowledge

AspenTech-PIMS

Education

Bachelor's degree in chemical engineering

Tools

AspenTech PIMS

Job description

Description:

Aramco energizes the world economy.

Aramco occupies a special position in the global energy industry. We are one of the world’s largest producers of hydrocarbon energy and chemicals, with among the lowest Upstream carbon intensities of any major producer.

With our significant investment in technology and infrastructure, we strive to maximize the value of the energy we produce for the world along with a commitment to enhance Aramco’s value to society.

Headquartered in the Kingdom of Saudi Arabia, and with offices around the world, we combine market discipline with a generations’ spanning view of the future, born of our nine decades experience as responsible stewards of the Kingdom’s vast hydrocarbon resources. This responsibility has driven us to deliver significant societal and economic benefits to not just the Kingdom, but also to a vast number of communities, economies, and countries that rely on the vital and reliable energy that we supply.

We are one of the most profitable companies in the world, as well as amongst the top five global companies by market capitalization.

Overview

We are seeking a Linear Programming (LP) Modeling Engineer to work in the Supply Planning and Optimization Division.

The Supply Planning and Optimization Division is responsible for performing optimization analyses, developing long terms business plans, performing reviews and evaluations on projects, developing hydrocarbon operations and systems strategies. The division is also responsible for performing supply and demand balances for all crude oil, gas, NGL and refined products managed by the company.

Your primary role is to be consultantoncomplexengineeringand LP problems; reviews existing LP model structure and recommends improvement as required. Mentors’ new LP engineers and provides structured training for them. Providesspecializedtechnicalserviceinrecognized engineering fields.

Key Responsibilities

As the successful candidate you will be required to perform the following:

• Run the oil & gas and refinery linear programing models to generate the Business Plan level of operations for the Hydrocarbon system.
• Work with all concerned organizations to determine the optimum mode of operation for the facilities.
• Define data and work processes required to maintain and update LP Models.
• Maintain the hydrocarbon LP models by adding or deleting process units and updating yields & streams properties.
• Add new flexibilities to ensure full optimization of the hydrocarbon systems.
• Work with operation and simulation engineers to ensure that the model contains the latest up-to-date process data.
• Perform “back-casting” and issue a monthly report on the LP gap along with required mitigations.
• Perform special economic studies using the LP model.
• Work with different operations divisions to ensure that short range operating plans are aligned with the long term plans in terms of modeling accuracy.
• Ensure that the business plans’ LP Models contains latest information and simulations required to develop each plan.
• Adapt new best practices in LP modeling.
• Mentor new LP engineers and provides structure training as required.
• Review actual operations facilities bottlenecks and recommends mitigations measures.

Minimum Requirements

As a successful candidate, you must hold a bachelor degree in chemical engineering.

• You will have 7 years of experience in Oil and Gas industry or similar process industries. You must have clear understanding and knowledge in Crude, Gas, NGL and Refinery process units’ basic functions.
• You musthaveathoroughknowledgeofengineeringpractices and economic principles & calculations methods. You must have basic knowledge about AspenTech-PIMS software versions (PIMS, MPIMS, XPIMS, AUP) functionality and uses.

Work Location and Work Schedule

Work Location: Within Saudi Arabia – To be specified in Job offer

Work Schedule: Full Time – To be specified in Job offer

Job Post Duration

Job posting start date: 1/26/2026

Job posting end date: 12/30/2026

Working environment

Our high-performing employees are drawn by the challenging and rewarding professional, technical and industrial opportunities we offer, and are remuneration accordingly.

At Aramco, our people work on truly world-scale projects, supported by investment in capital and technology that is second to none. And because, as a global energy company, we are faced with addressing some of the world’s biggest technical, logistical and environmental challenges, we invest heavily in talent development.

We have a proud history of educating and training our workforce over many decades. Employees at all levels are encouraged to improve their sector-specific knowledge and competencies through our workforce development programs – one of the largest in the world.

Job ID: 17091

Tagged as: OSPAS Planning & Technical Support Dept