Full-Time

Olefins Pyrolysis Process Engineer

Posted on 8/15/2025

ExxonMobil

ExxonMobil

10,001+ employees

Global fuel producer, distributor, stations network

No salary listed

Spring, TX, USA

In Person

Work location is Spring, TX.

Category
Process Engineering
Requirements
  • B.S. (or equivalent) in Chemical Engineering (or similar) or higher from a ABET accredited university
  • Strong Chemical Engineering principles and analytical skills with a minimum of 3 years of experience in the Oil & Gas, Petrochemical or Fired Heater Industries
  • Demonstrated knowledge or experience in applying chemical engineering principles in industry applications
  • 10 - 20% domestic and international travel possible
  • Work location is Spring, TX
Responsibilities
  • Drives improvement within ExxonMobil operations through technical contribution and innovation
  • Maintains and builds organization's in-depth knowledge of steam cracking furnace technology
  • Uses experience and data to develop and improve proprietary steam cracking furnace technology
  • Participates with teams of technical professionals in resolving complex technical issues
  • Applies personnel and process safety principles within ExxonMobil facilities
  • Assist operating sites with unit start-up, process troubleshooting and performance evaluations
Desired Qualifications
  • Prior experience in either: olefins manufacturing, design of olefins facilities
  • Knowledgeable in some or many of the sub-specialties of olefins manufacturing processes such as steam cracking furnace technology, feedstock characterization and tools and methods to predict yields in steam cracking furnaces
  • Ability to use process technical tools and methods; experience with process modelling (such as PRO-II, ASPEN or equivalent, hydraulic modelling, Olefins industry specific tools)
  • Effective verbal and written skills (e. g. technical reports, technology rollout presentations at plant sites, representing ExxonMobil to 3rd parties)
  • Interacts effectively with all levels of the organization on technical topics
  • Self-starter, takes the initiative in applying, developing and communicating technical issues
  • Interface with key 3rd party vendors and suppliers
  • Good presentation skills, capable of communicating broadly across ExxonMobil
  • Understands economic analysis, as it relates to the use, acquisition, and development of technology
  • Uses publicly available sources (e.g. patent literature) to develop and maintain knowledge of industry technology
  • Previous experience with fired equipment (e.g., steam cracking, process heaters, combustion equipment)
  • Able to develop to high skill level in numerous subspecialties of steam cracking furnace technology

ExxonMobil operates a global network of Exxon and Mobil fuel stations offering gasoline, diesel, motor oil, and convenience-store items to individuals and commercial customers, and it also supplies wholesale fuels. Customers purchase fuel and related products at stations, use loyalty programs, and may add services like car washes; Alexa voice-pay options are available at many stations to speed transactions. The company differentiates itself with a vast, vertically integrated retail and wholesale network, broad loyalty programs, and technology-enabled payments. Its goal is to provide reliable energy and fuel access worldwide while delivering value through a wide range of services and payment options, maintaining leadership in the energy sector.

Company Size

10,001+

Company Stage

N/A

Total Funding

N/A

Headquarters

Irving, Texas

Founded

1866

Simplify Jobs

Simplify's Take

What believers are saying

  • Record Guyana production exceeds 900,000 barrels daily in Q1 2026.
  • Golden Pass LNG achieves first production in early 2026 amid rising demand.
  • Permian Basin targets 1.8 million oil-equivalent barrels daily by end-2026.

What critics are saying

  • Strait of Hormuz closure cuts Middle East output by 750,000 barrels daily.
  • Chevron's Guyana stake growth erodes Exxon's upstream market share.
  • Occidental's 9.3% margin diverts investors from Exxon's 7.5% operations.

What makes ExxonMobil unique

  • ExxonMobil formed in 1999 merger of Exxon and Mobil from Standard Oil legacy.
  • Vertically integrated across upstream, product solutions, and low carbon divisions.
  • Manages industry-leading portfolio as largest non-government energy producer.

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Benefits

Health Insurance

Life Insurance

401(k) Retirement Plan

Competitive compensation

Medical plans

Maternity Leave

Retirement benefits

Annual vacations & holidays

Day care assistance program

Training and development program

Tuition assistance program

Workplace flexibility policy

Relocation program

Transportation facility

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