Master Machinist


El Dorado, AR, US, 71730


As a Master Craftsman-Machinist, your objective is to provide top-quality fabrication support as part of the rotating equipment team at El Dorado refinery. You must demonstrate a strong commitment to safe, reliable, and environmentally sound operations in every task you undertake.


Reports to: You will report to the Maintenance Manager.



  • Compliance with all applicable El Dorado Refinery policies and procedures.
  • Completing rotating equipment work orders and properly documenting all repairs.
  • Safely operating forklifts after training.
  • Understanding and demonstrating good rigging and signaling practices after training.
  • Acting as a lead crewman and/or set-up supervisor.
  • Being available for on-call duties as required.
  • Completing additional training in millwright activities to support the rotating equipment team such as proper use of laser alignment and torquing equipment.



  • High School diploma or equivalent.
  • Completion of an accredited machinist apprenticeship program (or equivalent).
  • Ability to work independently without direct supervision.
  • Effective written and oral communication skills.
  • Strong organizational and prioritization skills.
  • Ability to remain composed in difficult situations.
  • Computer skills utilizing current CMMS system.
  • Knowledge of industrial safety guidelines and regulations.
  • Proficiency in using intricate measuring equipment such as outside/inside/depth micrometers, vernier calipers, telescoping, and bore gages.
  • Proficiency in manufacturing operations using engine lathes, vertical milling machines, radial drills, band saws, pedestal, and tool grinders to manufacture parts used in refurbishing rotating equipment.
  • Proficiency in close-tolerance machining of parts such as wearing rings, shafts, threaded components, and fabrications from drawings and/or used components.





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







Nearest Major Market: El Dorado

Job Segment: Refinery, Energy