✦ Luna Orbit — Engineering (Non-Software)

Process Engineer

at Oneok

📍 2 Locations Hybrid 💰 $133K – $199K USD / year Posted April 16, 2026
Salary $133K – $199K USD / year
Type Full-Time
Experience mid
Exp. Years Not specified
Education Bachelor's Degree in engineering (BS Chemical Engineering is preferred)
Category Engineering (Non-Software)

Provide process engineering expertise to optimize, troubleshoot, and support regulatory and project activities at Natural Gas Gathering & Processing Facilities. Serve as a technical lead for optimization and what-if analysis, and support process safety management and economic evaluations.

  • Optimize process performance with Operations and recommend adjustments
  • Troubleshoot operational problems and determine causes and solutions
  • Develop, maintain, update, and calibrate process models
  • Support equipment and instrumentation design specifications and coordinate vendors
  • Provide process safety management support including MOC and overpressure protection systems

Focuses on process optimization and plant troubleshooting using process modeling software (HYSYS and ProMax). Supports process safety management activities including Management of Change (MOC), overpressure protection systems sizing/evaluation, hazard identification, and operating procedure development/modification.

The ideal candidate is a process engineer with hands-on experience optimizing Natural Gas Gathering & Processing facilities and troubleshooting plant operations. They have strong process modeling experience using HYSYS and/or ProMax and can support process safety management activities including Management of Change (MOC), hazard identification, and operating procedure updates.

Process engineering expertise in support of optimizationoperationalregulatory and project activitiesProcess modeling software experience (HYSYSProMaxetc)Experience with process modeling software (HYSYSProMaxetc)
BS Chemical Engineering
HYSYSProMaxAriel PerformanceFisher Valve SpecKG Tower
process optimizationtroubleshooting operational problemsprocess modelingprocess model development and applicationmaintaining and calibrating process modelsbasic process design specificationsoverpressure protection systemsManagement of Change (MOC)hazard identification and resolutioneconomic evaluationsHYSYSProMaxAriel PerformanceFisher Valve SpecKG Tower
process engineering expertiseprocess optimizationtroubleshooting operational problemsprocess modelingprocess model development and applicationmaintainingupdatingand calibrating process modelsbasic process design specificationspreliminary process design specifications for equipment and instrumentationcoordination with manufacturers and supplierssizingspecificationand evaluation of overpressure protection systemshazard identification and resolutionManagement of Change (MOC)development and modification of operating proceduresbasic economic evaluationsin-depth economic evaluationscoordinate field studies and implementation of improvementsprocess safety management supportManagement of Change (MOC)process safety managementprocess model calibrationHYSYSProMaxAriel PerformanceFisher Valve SpecKG Towertravel to processing facilities (~25% anticipated)
act as technical leadtechnical leadership for optimizationtroubleshootingand what-if analysiscross-functional collaboration with CommercialEngineeringand Operationscommunicate progress and findings to stakeholderssoliciting input from Operations
Industry Energy
Job Function Deliver process engineering support to improve reliability, efficiency, and compliance across natural gas processing assets
Role Subtype Process Engineer
Process Engineerprocess engineering expertiseprocess optimizationtroubleshoot operational problemsprocess modelingprocess model developmentmaintainingupdatingand calibrating process modelsplant troubleshootingwhat-if analysisOpEx / CapEx projectsbasic process design specificationspreliminary process design specificationsequipment and instrumentationprocess safety managementManagement of Change (MOC)overpressure protection systemshazard identification and resolutionoperating proceduresbasic economic evaluationseconomic evaluationsfield studiesHYSYSProMaxAriel PerformanceFisher Valve SpecKG TowerBachelor's Degree in engineeringBS Chemical Engineering

Experience with process Modeling Software (HYSYS, ProMax, etc), Ability to perform process engineering support including process safety management (MOC and operating procedures)

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