Chromatography Scientist, GC & Hyphenated Techniques

ExxonMobil; Texas; On-site; USD 110,000 - 170,000; Full time

Benefits offered by this job

Pension Plan

Savings plan with company match

Workplace flexibility

Job summary

ExxonMobil in Texas seeks a PhD-level Analytical Chemist to lead GC method development and advanced chromatographic techniques in R&D. You will design, optimize, and troubleshoot GC-based workflows (GC×GC, GC-VUV, GC-MS) and collaborate with multi-disciplinary teams to advance energy and chemical innovations. Strong data processing skills and a record of publications are valued.

Join a global leader committed to sustainable solutions and career growth in a flexible, world-class work environment.

Qualifications

• PhD in Analytical Chemistry or related field with 2+ years in GC method development and advanced chromatographic techniques.
• Strong expertise in gas chromatography and hyphenated techniques (GC×GC, GC-VUV, GC-MS).
• Knowledge of high-resolution mass spectrometry and ion sources.
• Proficiency in data processing and chemometrics; programming in Python, Matlab, or R.
• Solid understanding of analytical chemistry principles for complex samples.
• Demonstrated problem solving, innovation, and timely results.
• Excellent interpersonal skills and collaboration in a matrix environment.
• Self-motivated with strong organizational and documentation skills.

Responsibilities

• Provide technical leadership and solve problems using GC and hyphenated techniques.
• Develop and optimize chromatographic methods to support R&D programs.
• Design, validate, and implement advanced GC workflows (GC×GC, GC-VUV, GC-MS).
• Deliver timely results and maintain robust data analysis strategies.
• Act as test method owner for GC methods, ensuring compliance and continuous improvement.
• Collaborate across multidisciplinary teams to advance chromatographic science.
• Stay current with trends in chromatography through literature and conferences.
• Prepare technical reports and publications for internal and external audiences.

Skills

Gas chromatography

GC×GC

GC-MS

Data analysis

Python

Matlab

R

Analytical chemistry

Leadership

Education

PhD in Analytical Chemistry

Tools

Python

Matlab

R

GC×GC

GC-VUV

GC-MS

Job description

About us

At ExxonMobil, our vision is to lead in energy innovations that advance modern living while reducing emissions. As one of the world's largest publicly traded energy and chemical companies, we are powered by a unique and diverse workforce fueled by the pride in what we do and what we stand for.

The success of our Upstream, Product Solutions and Low Carbon Solutions businesses is the result of the talent, curiosity and drive of our people. They bring solutions every day to optimize our strategy in energy, chemicals, lubricants and lower-emissions technologies.

We invite you to bring your ideas to ExxonMobil to help create sustainable solutions that improve quality of life and meet society's evolving needs. Learn more about our What and our Why (https://corporate.exxonmobil.com/About-us/Who-we-are) and how we can work together .

What role you will play in our team

• Champion gas chromatography (GC) and advanced hyphenated techniques (e.g., GCxGC, GC-VUV, GC-MS) for R&D and business applications.
• Solve complex analytical challenges in the energy and chemical industry using advanced chromatographic methods, in combination with complementary analytical techniques (e.g., liquid chromatography, elemental analysis, spectroscopy, NMR).
• Develop and implement innovative chromatographic methods and characterization protocols to support research programs and business needs.

What you will do

• Provide technical leadership and problem-solving in energy transition and chemical innovation using GC and hyphenated techniques, complemented by other analytical approaches.
• Advance research by developing new chromatographic technologies and methodologies to address complex technical and scientific problems with creative, independent thinking.
• Design and optimize advanced GC-based workflows, including multidimensional GC (GC×GC), GC-VUV, and GC-MS, and establish robust data analysis strategies.
• Deploy analytical methods to support R&D programs and ensure timely delivery of key program milestones.
• Serve as test method owner for established GC methods, ensuring compliance, troubleshooting, and continuous improvement.
• Collaborate in a multidisciplinary matrix environment, providing expertise and leadership in chromatographic science.
• Stay current with emerging trends in chromatography and hyphenated techniques through literature, conferences, and professional networks.
• Prepare and deliver technical reports, presentations, and publications for internal stakeholders and external scientific forums.
• Familiarity with analysis of hydrocarbons, polymers, renewable feedstocks, and complex mixtures is a plus.

About you

Essential Requirements:

• Ph.D. in Analytical Chemistry or related field, with 2+ years' experience in GC method development and advanced chromatographic techniques.
• Strong expertise in gas chromatography and hyphenated techniques (e.g., GC×GC, GC-VUV, GC-MS), including method development, optimization, and troubleshooting.
• Knowledge on high resolution mass spectrometry and different types of ion sources.
• Proficiency in data processing and chemometrics, with experience in advanced data analysis tools and programming (e.g., Python, Matlab, R).
• Solid understanding of analytical chemistry principles and their application to complex sample matrices.
• Demonstrated ability to solve technical problems, innovate, and deliver results under tight timelines.
• Excellent interpersonal skills: communication, collaboration, adaptability, and leadership in a team-oriented environment.
• Highly self-motivated with strong organizational and documentation skills.

Preferred Qualifications:

• Experience in headspace, pyrolysis, and thermal desorption techniques.
• Experience in chemical, petrochemical, or biochemical industry or research laboratories.
• Knowledge of structure-property relationships in hydrocarbons, polymers, and renewable feedstocks.
• Track record of scientific publications, patents, and conference presentations.
• Flexibility, curiosity, and openness to new projects and responsibilities.

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, a