ExxonMobil

2026USH - Core Modeling Engineer

ExxonMobil$100K — $130K *
Energy & Utilities
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's Degree / MSc. / MEng in Chemical Engineering.
  • Over 5 years of experience in Refinery/Petrochemical manufacturing with a focus on optimization.
  • Proficiency in optimization tools, especially LP models and manufacturing economics.
  • Strong communication and interpersonal skills.
  • Demonstrated ability to collaborate within multi-cultural global teams.

Responsibilities

  • Develop, maintain, and enhance LP models for accuracy and purpose.
  • Analyze modeling opportunities with Manufacturing Site Engagement Leads to optimize profitability.
  • Implement LP model changes including developing solutions and assessing economic impacts.
  • Train and mentor less experienced Core Modeling Engineers in modeling techniques.
  • Collaborate with cross-functional teams to deliver model enhancements focused on profitability.
  • Contribute to a companywide modeling and optimization network.

Benefits

  • Automatic pension plan enrollment at no cost to you, providing lifelong monthly annuity in retirement.
  • Savings plan with company matching contributions up to 7% for employee contributions of at least 6%.
  • Workplace flexibility options, including flexible working hours and part-time work opportunities.
  • Comprehensive medical, dental, and vision coverage.
  • Programs and resources promoting employee health and well-being.
  • Confidential Employee Health Advisory Program for counseling and mental health resources at no additional cost.
  • Automatic disability income replacement plan for off-job and on-job illness or injury.
Full Job Description
What role you will plan in our team

The Core Modeling Engineer will join a centralized team that develops, supports, and improves Production Planning & Optimization LP models for manufacturing sites worldwide.

What you will do

We are looking for experienced individuals who will play key role in:

  • Responsible for developing, maintaining, and enhancing LP models to ensure they remain accurate, current, and fit-for-purpose for Economists.
  • Partner with Manufacturing Site Engagement Leads to identify, investigate and analyze modeling opportunities that improve molecule management and profitability.
  • Responsible for implementing LP model changes, including scoping, developing modeling solutions, evaluating expected economic impacts, and supporting the model Management of Change process.
  • Train, coach and mentor Early-career Core Modeling Engineers in modeling, tools, techniques, and troubleshooting.
  • Collaborate with cross-functional teams - including Economists, Model Validation, Derived Modeling, and Process Engineering - to deliver profitability-focused model enhancements.
  • Collaborate and contribute to companywide modeling & optimization network.


About you

Skills and Qualifications

  • Bachelor's Degree / MSc. / MEng in Chemical Engineering.
  • More than 5 years of Refinery/Petrochemical manufacturing experience, including some optimization experience (e.g. modeling, scheduling, economist)
  • Experience in optimization tools (e.g., LP models) and manufacturing economics.
  • Be able to demonstrate the following:
  • Strong communication and interpersonal skills
  • Ability to collaborate effectively with internal and external teams
  • Ability to work in a multi-cultural global team
  • Inquiry based mindset to understand and extract key messages to drive opportunities and path forward


Your benefits

An ExxonMobil career is one designed to last. Our commitment to you runs deep: our employees grow personally and professionally, with benefits built on our core categories of health, security, finance, and life. We offer you:

  • Pension Plan: Enrollment is automatic and at no cost to you. The basic benefit is a monthly annuity to be paid to you in retirement for the rest of your life.
  • Savings Plan: You can contribute between 6% and 20% of your pay and are encouraged to enroll right away. If you contribute at least 6% to your savings plan, the Company will contribute a 7% match.
  • Workplace Flexibility: We have several programs such as "Flex your Day", providing ad-hoc flexibility around when and where you work, as well as longer-term programs such as leaves of absence and part-time work.
  • Comprehensive medical, dental, and vision plans.
  • Culture of Health: Programs and resources to support your wellbeing.
  • Employee Health Advisory Program: Provides confidential professional counseling for you and your family, including tools and resources promoting mental health and resiliency at no additional cost to you.
  • Disability Plan: Income replacement for when you cannot work due to illness or injury occurring on or off the job. Enrollment is automatic and at no cost to you.


More information on our Company's benefits can be found at www.exxonmobilfamily.com

Please note benefits may be changed from time to time without notice, subject to applicable law.

About ExxonMobil

ExxonMobil is an international oil and gas company, providing energy that helps underpin growing economies and improve living standards around the world. It uses innovation and technology to deliver energy to a growing world. The company explores for, produces, and sells crude oil, natural gas and petroleum products.

ExxonMobil Careers

Join ExxonMobil, a global leader in the energy sector, and be part of a team that values innovation, leadership, and diversity. At ExxonMobil, we offer unparalleled job opportunities and a culture that fosters growth and professional development. Work You’ll Do At ExxonMobil, we are committed to providing the energy that powers the world. Join our team to help tackle some of the most challenging and important energy issues of our time. You will work alongside some of the brightest minds in the industry, using cutting-edge technology to innovate, improve, and lead in the energy sector. Transform the Industry Lead the way in energy solutions with ExxonMobil’s team of dedicated professionals. Our commitment to innovation and technology makes us a leader in the energy industry. With projects and operations around the globe, your work at ExxonMobil will help shape the future of energy. Explore Career Opportunities Whether you are looking for an internship, a graduate opportunity, or a professional position, ExxonMobil has a variety of roles to suit your skills and ambitions. We are hiring in multiple disciplines including engineering, business, IT, and more. Develop Your Skills ExxonMobil believes in nurturing talent and leadership through rigorous training and development programs. Enhance your skills with our comprehensive training modules and gain invaluable experience that will propel your career forward. Be Part of a Diverse Team Diversity and inclusion are at the heart of our company culture. At ExxonMobil, we embrace the unique perspectives and capabilities of our team members to drive innovation and success. Join us and contribute to a diverse workplace that values each individual’s contribution. Benefits and Growth ExxonMobil offers a competitive package of benefits designed to support the health, well-being, and financial security of our employees and their families. Opportunities for growth and advancement are abundant, as we believe in fostering internal talent and promoting from within. Networking and Professional Development Expand your professional network and connect with industry leaders through ExxonMobil’s global events and networking opportunities. Our collaborative environment supports career growth and exploration. Applying at ExxonMobil Ready to advance your career at ExxonMobil? Explore open positions that match your skills and interests on our careers page. Prepare your resume, sharpen your interview skills, and get ready to join a company that values hard work and innovation. Stay Connected Keep up to date with the latest from ExxonMobil Careers by subscribing to our job alert emails. Tailor your preferences to receive updates about new job openings, company news, and insider tips that can help you succeed in your career journey. Join ExxonMobil today and be part of a team that is dedicated to creating a better future through energy solutions that are safe, reliable, and responsible. Explore the opportunities and find out how your skills and passions can contribute to our mutual success.
Learn more about ExxonMobil
Size
63,000 employees
Market Cap
$442 billion
Industry
Net Income
-$22.4 billion
Founded
1870
5 Year Trend
+6.6%
Revenue
$178.5 billion
NASDAQ

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