Business Unit:  United States of America

Broken Arrow, OK, US, 74014

Travel:  Up to 25%
Req ID:  1660

Process Engineer VI- Engineering Services


The Broken Arrow Service Engineering department assists or leads several important functions within the Broken Arrow Process and Treating technical group.   The Service Engineering team is responsible for troubleshooting Enerflex products installed in the field, assisting Enerflex international operations, providing technical oversight for other engineering groups, and serving as a Process and treating product expert resource.  An ability to adapt and pivot from one type of task to another on short notice is important for working in this group.  Excellent problem-solving skills and collaboration on solutions is also an important element to the service engineering team.  


The job will involve providing process engineering support and technical authority for the Service Engineering team located in the United States. Position will be based in the Enerflex Broken Arrow, OK office and will provide support for both external and internal customers in the form of process simulation, troubleshooting, technical support for upgrades, debottlenecking studies, and completion of engineering service requests. This position will support any process related technical requests made to the service engineering group and will interact with the field engineers, local operations teams, the P&T engineering functions, and the warranty group as necessary.  Travel to sites for direct support will be occasionally required.


It will also provide an opportunity to collaborate with other experienced engineers on a variety of challenging technical problems.  

The Broken Arrow Service Engineering department includes highly skilled, motivated engineers that are adept at problem solving.  This group contributes greatly to the overall success of the company in many ways.

Principle Responsibilities and Duties

AMS Technical Services / Brownfield Opportunity Support

  • Initial process work and scope development for upgrade and retrofit proposals 
  • Performs debottlenecking and optimization work for external customers as assigned. 
  • Performs site visits for troubleshooting and technical services as assigned.

P&T Process Engineering Support

  • Completes P&T related engineering service requests as assigned. 
  • Review and development of new engineering tools and standards.
  • Participates in Hazops and design reviews for new plant projects as needed
  • Mentor less experienced engineers as needed.

Balance of Plant (BOP) Execution Support

  • Assists with scope development on sold projects that include BOP
  • BOP equipment specification and quote evaluation 
  • Assists with preparation of engineering deliverables for BOP equipment
  • Support new facility commissioning as needed with review of startup procedures, technical advice, and troubleshooting with emphasis on BOP equipment. 


Required Qualifications and Experience:


  • B.S. Degree in Chemical Engineering
  • 10 Years Gas Processing or Related Oil and Gas Industry Experience
  • Extensive Process Simulation Experience 
  • Proficient with Process Engineering Related documents: PFDs, P&IDs, material balances, equipment datasheets, equipment lists, line lists, cause and effect lists, and process control narratives. 
  • Strong knowledge of vessel sizing, pump curves, heat exchanger performance, distillation towers + tower internals, basic process control, and hydraulic calculations. 


Preferred Qualifications and Experience (all required experience plus) 


  • Process simulations of gas processing facilities using HYSYS. 
    • Ability to utilize HYSYS to model plant performance based on historian data/HMI screenshots.  Rate/derate existing equipment based on screen match model.
    • Develop new methods and techniques within a simulation environment to troubleshoot and solve complex problems.
    • Establish company procedures for best practices, critical choices, and methods of analysis within HYSYS or equivalent simulation environments.
  • Extensive knowledge of turbo expander gas plants, amine treating, dehydration, refrigeration plants, and fractionation.  
  • Strong experience with on-site troubleshooting of process and mechanical issues in gas processing facilities or related facilities.  Understand not-to-exceed limits and critical process variables.  Ability to recommend operating changes based upon data reviewed.  Insight to recommend an optimized solution by balancing competing factors.
  • Ability to design and check rate primary unit operations including: distillation towers, shell and tube heat exchangers, brazed aluminum heat exchangers, expander-compressors, pumps, reciprocating compressors, air coolers, and separators.
  • Experience with HAZOP, Cause & Effect, and Design Review 
  • Operations experience within a gas processing and treating facility.
  • Working knowledge of balance of plant engineering.


Physical Requirements

Fast-paced general office environment. Many tasks have high degrees of time sensitivity. Domestic and international travel is possible on occasion.

About Us:

Transforming Energy for a Sustainable Future. Enerflex is a premier integrated global provider of energy infrastructure solutions, covering gas processing, compression, power generation, refrigeration, cryogenic, energy transition, and water solutions. We proudly employ more than 5,000 highly skilled employees across over 25 countries worldwide.

Enerflex places its core Values of Integrity, Commitment, Creativity, and Success into action across all aspects of the business. Our innovation, strong commitment to safety, and superior service to our customers positions us as the optimal partner to meet the needs of the dynamic energy industry.

We foster a culture of ensuring our employees have the tools to do their jobs right, but to also thrive in their roles. We pride ourselves in our competitive wages, extensive rewards programs, celebration of successes of individuals and teams, and are committed to ensuring Enerflex remains a safe and inclusive space for all.


What Enerflex Offers You:

Full time employees enjoy the following benefits:

  • Generous healthcare, dental and vision plans
  • 401(k) employer matching
  • Generous paid time off program
  • Employee equity plan
  • Tuition reimbursement 
  • Fun office environment


Enerflex is an Equal Opportunity Employer

Enerflex grants equal employment opportunity to all qualified persons without regard to race, color, sex, age, national origin, religion, genetic information, mental or physical disability, or any other characteristic protected by applicable federal, state, or local law.  Equal employment opportunities are provided in recruitment, hiring, promotions, wages, benefits, and other terms, conditions, and privileges of employment.



The above statements are intended to describe the general nature and level of work being performed by people assigned to this job. They are not intended to be an exhaustive list of all responsibilities, tasks, duties, knowledge, skills, and abilities required.

Nearest Major Market: Tulsa
Nearest Secondary Market: Oklahoma