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Process Engineer


El Dorado, AR, US, 71730

Delek US Holdings, Inc. is a diversified downstream energy company with assets in petroleum refining, logistics, asphalt, renewable fuels and convenience store retailing.  The refining assets consist of refineries operated in Tyler and Big Spring, Texas, El Dorado, Arkansas and Krotz Springs, Louisiana with a combined nameplate crude throughput capacity of 302,000 barrels per day. Delek US Holdings owns 100 percent of the general partner and 81.6 percent of the limited partner interest in Alon USA Partners, LP (NYSE: ALDW), which owns a crude oil refinery in Big Spring, Texas, with a crude oil throughput capacity of 73,000 barrels per day and an integrated wholesale marketing business.

The logistics operations primarily consist of Delek Logistics Partners, LP. Delek US Holdings, Inc. and its affiliates also own approximately 63 percent (including the 2 percent general partner interest) of Delek Logistics Partners, LP.  Delek Logistics Partners, LP (NYSE: DKL) is a growth-oriented master limited partnership focused on owning and operating midstream energy infrastructure assets. 

The asphalt operations consist of owned or operated asphalt terminals serving markets from Tennessee to the west coast through a combination of non-blended asphalt purchased from third parties and produced at the Big Spring, Texas and El Dorado, Arkansas refineries. The renewables operations will consist of plants in Texas and Arkansas that produce biodiesel fuel and a renewable diesel facility in California.

The convenience store retail business is the largest 7-Eleven licensee in the United States and operates approximately 300 convenience stores which also market motor fuels in central and west Texas and New Mexico.

Job Summary:

The Refinery Process Engineer is responsible for providing technical guidance on operating units within a refinery that maintains and improves the safety, environmental standards, and operating cost of the refinery.  This role plans, directs, and coordinates activities concerned with design, modification, optimization and operation of process equipment in the Refinery by performing the following duties personally or by coordinating the activities with operations, and maintenance and contract personnel.  This position is a key in establishing and promoting a collaborative culture focused on safe, environmentally compliant, reliable, and optimized operations.  This role evaluates process unit operating performance, implements recommendations for optimization, and supports capital improvements in support of long term sustainable performance. 


Job Duties/Responsibilities: 

  • Provide process engineering technical support to production units, environmental activities and plant projects to improve unit operations, process safety and environmental performance
  • Support process safety, safety, and environmental compliance by participating in process hazard analysis, incident investigations, procedure development, management of change, alarm management, pressure protection management, and providing technical assistance for work scope development, assessment of process impacts on equipment, and environmental reviews.
  • Maintain environmental compliance by supporting environmental calculations, establish operating parameters, providing input into permit development, and providing accurate data as required
  • Provide process engineering technical assistance to process operations for solving operating problems, optimizing, and improving production planning
  • Design improvements for process units which to production capacity, efficiency, process safety and environmental performance including complex designs
  • Provide process support to Plant Engineering activities, usually involving preparation of major appropriation requests or execution of detailed engineering of projects
  • Work with support teams to monitor unit operations, correct problems and assist in improvements, usually for special problems or projects
  • Support to maintain and ensure continuous operation, including assistance during operational upsets or turnarounds
  • Support turnaround and unit shutdown planning and execution through participation in scope development, providing justification for work items, and providing technical support during shutdown/startup and outage timeframe
  • Coordinate and assist in implementation of plant system changes, including  equipment additions, modifications and/or deletions and process design
  • Assist in writing and reviewing unit operating procedures in assigned areas
  • Maintain knowledge of latest technologies and best practices for refining industry
  • Provide process design data for potential refinery improvements, expansions, and compliance projects
  • Develop efficiency strategies which optimize process unit profitability by maximizing throughput and yields while minimizing operating costs
  • Maintain heat and material balances on assigned units
  • Calculate and analyze yields and conversion on assigned units
  • Support process engineering with plant material balances, yields, closures, project design scope, etc. as deemed necessary to maintain operations
  • Monitor and does analyses of utility and raw material consumption for cost estimation and reduction project
  • Provide operational and technical support for any plant system change. Includes operational review, assistance with cost/benefit analysis, and participating in hazard reviews
  • Complete process engineering study and design for new projects and coordinate with Engineering Department to develop estimates, define scope, and complete projects
  • Communicate and document process engineering activities in unit support, design, plant engineering, environmental and process safety support activities with little or no review required
  • Other duties as assigned 


Required Qualifications

  • Bachelor’s degree in Chemical Engineering
  • Experience in refinery, chemical or petrochemical plant process or production operations or design
  • Strong technical, quantitative analysis and process orientation skills
  • Working knowledge of root cause analysis concepts
  • Ability to read and interpret engineering drawings
  • Demonstrated capability in use of material and energy balances
  • Ability to troubleshoot difficult problems
  • Thorough understanding of fundamental theories of heat and mass transfer, fluid dynamics, thermodynamics, separations, and control systems
  • Solid verbal and written communication skills
  • Strong interpersonal and organizational skills
  • Ability to interact effectively and positively with all levels of Company personnel
  • Ability to Work as self-directed individual and in a team environment
  • Strong attention to detail
  • Demonstrated organizational skills and an ability to manage multiple projects and tasks in an effective manner
  • Demonstrated problem solving skills and sound engineering principles
  • Knowledge of process design, instrumentation, process control and statistics
  • Proficient with process simulation software
  • Proficient computer skills, specifically with Microsoft Office (Word, Excel, PowerPoint)
  • Must be a United States Citizen

    Desired Characteristics
  • Four (4) years of experience in refinery, chemical or petrochemical plant process or production environment
  • Advance experience in refinery processes including distillation, reforming, catalytic cracking, alkylation, and hydrotreating. 
  • Considerable knowledge of safe work practices, OSHA and Environmental rules and regulations
  • Process Design experience with simulations and equipment specific design
  • Project management skills
  • Knowledge/experience with 5-S, Six Sigma or Lean Manufacturing principles 

We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or national origin, disability status, protected veteran status, or any other characteristic protected by law. Equal Opportunity Employer/Disabled/Veterans.


It’s an exciting time to join Delek. We’re on a mission to attract, retain, and engage the best and brightest talent – those who are great team players and leaders who make it their first priority to serve. 

  • We are performance driven
  • We value a passion for excellence
  • We value teamwork
  • We value and reward hard work and dedication

Delek US offers the opportunity to provide you with more than a job – we want to help you build a career. 

Since our inception, our ability to hire the right people for the job has served us well, resulting in an impressive record of consistent growth and profitability. With more than 3,500 employees in nine states, we have brought together a diverse team of professionals passionate about investing their time and expertise in one of the most dynamic downstream energy companies in the market today. 

Welcome to Delek US Holdings