ONEOK · Dallas, TX +1 more

Hydraulics Engineer III (Dallas, TX or Tulsa, OK)

Dallas, TX +1 moreFull-time$110,000.00 - $166,000.00Operations

Listed on ONEOK’s official careers site. Posted November 3, 2026. Check that it is still open and apply there.

Apply on ONEOK’s careers site →

Job description

#WeAreONEOK – Fortune 500 company. 100+ years in business. Leading midstream service provider. Safety first. Sustainable operations. Environmentally responsible. Employee focused.

JOB SUMMARY

As a Hydraulics Engineer III, you will lead hydraulic modeling and analysis tasks, develop and maintain system models, and provide detailed recommendations for improvements for ONEOK's Natural Gas Gathering & Processing assets. You will provide engineering analysis to enhance existing assets and evaluate potential expansion projects.

Essential Functions and Responsibilities

Leads steady-state hydraulic modeling for existing assets and potential expansion projects with minimal supervision. Makes and implements recommendations for improvements related to system capacity, operating costs, and system operation. Builds, maintains, and validates system models used for complex analysis. Collects and analyzes data to identify significant business and pipeline optimization opportunities. Recommends and implements new processes and ideas for enhancing the efficiency and accuracy of hydraulic modeling.

Supports planning of field operations projects and activities including maintenance outage plans. Engages with project teams through evaluation, implementation, and adoption to ensure expected value is achieved and retained. Works with all levels of leadership to ensure alignment on current and future optimization strategies. Reports on assigned projects through project management tools or other documents as required by management or the respective project.

Education

Bachelor's Degree in Engineering or closely related field or 5-10 years of applicable experience with natural gas pipeline systems and the following job-related experiences: Work Experience Experience and knowledge of engineering design and criteria for pipeline systems Experience at this level is typically attained with a minimum of 7 years of experience in engineering and pipeline design/operation, preferably with a hydraulic focus.

Experience with hydraulic modeling software including or similar to SPS, Fathom, Synergi Gas, ProMax, VMG Sim, etc. Experience and knowledge of compressor stations and Ariel performance program preferred Experience with BI/analytical tools such as PI, Spotfire, etc. preferred Experience identifying, researching, understanding, evaluating, and prioritizing problems and coordinating appropriate action/response Experience with and knowledge of pipeline hydraulics and operations.

Knowledge, Skills and Abilities Knowledge of hydraulic modeling concepts, software, and tools.

  • Ability to: apply math, algebraic formulas, hydraulic equations, affinity laws, and statistical methods for detailed analysis
  • Knowledge of: pipeline operations and commercial functions with the ability to understand and analyze business impacts
  • Ability to: analyze and resolve complex issues and/or questions concerning engineering design and calculations
  • Ability to: read and interpret governmental regulations including DOT 195 and/or 192, contracts, manuals, specifications, surveys, charts, and other relevant reports and correspondence
  • Ability to: identify, plan and organize projects to completion, goals, and initiatives
  • Ability to: lead groups effectively
  • Ability to: manage and prioritize multiple assignments with competing deadlines
  • Ability to: use logic and reasoning to identify alternate solutions or approaches to a problem
  • Ability to: interact, collaborate with teams and communicate effectively
  • Ability to: operate office tools and equipment required
  • Ability to: communicate thoughts, ideas, information, messages, and other written information, which may contain technical material, in a logical, organized, and coherent manner Licenses and Certifications None required

Strength Factor Rating

  • Physical Demands/Requirements Sedentary Work
  • Exerting up to 10 pounds of force occasionally (Occasionally: activity or condition exists up to 1/3 of the time) and/or a negligible amount of force frequently (Frequently: activity or condition exists from 1/3 to 2/3 of the time) to lift, carry, push, pull, or otherwise move objects, including the human body.

Sedentary work involves sitting most of the time, but may involve walking or standing for brief periods of time. Jobs are sedentary if walking and standing are required only occasionally and all other sedentary criteria are met. Strength Factor Description

Physical Demands/Requirements Standing

  • Remaining on one's feet in an upright position at a work station without moving about (Occasionally)

Walking

Moving about on foot (Frequently)

Sitting

Remaining in a seated position (Constantly)

Carrying

Transporting an object, usually holding it in the hands or arms, or on the shoulder (Occasionally)

Climbing

Ladders, Stairs (Occasionally)

Balancing

Maintaining body equilibrium to prevent falling (Occasionally)

Stooping

Bending the body downward and forward by bending the spine at the waist (Occasionally)

Kneeling

Bending the legs at the knees to come to rest on the knee or knees (Occasionally)

Crouching

Bending the body downward and forward by bending the legs and spine (Occasionally)

Reaching

Extending hands and arms in any direction (Constantly)

Handling

Seizing, holding, grasping, turning or otherwise working with the hand or hands (Manual Dexterity) (Constantly)

Fingering

Picking, pinching or otherwise working with the fingers primarily (Finger Dexterity) (Constantly)

Feeling

Perceiving such attributes of objects/materials as size, shape, temperature, texture, movement or pulsation by receptors in the skin, particularly those of the finger tips (Constantly)

Talking

Expressing or exchanging ideas/information by means of the spoken word (Frequently)

Hearing

Perceiving the nature of sound by the ear (Frequently)

Near Vision

Clarity of vision at 20 inches or less (Constantly)

Far Vision

Clarity of vision at 20 feet for more (Frequently)

Depth Perception

Three-dimensional vision; ability to judge distances and spatial relationships so as to see objects where and as they actually are (Frequently)

Vision

Color

  • The ability to identify and distinguish colors (Constantly) Working Conditions/Environment Employee is subject to inside environmental conditions Employee may occasionally work outdoors at field sites Working Conditions Well lighted, climate controlled areas (Constantly) Frequent repetitive motion (Constantly) CRT (Computer Monitor(s)) (Constantly) Travel Travel to other company locations required Driving Based on assigned tasks, employee may be assigned a company vehicle requiring the applicable driver's license ONEOK is an equal opportunity employer committed to diversity and inclusion.

All qualified applicants will receive consideration for employment without regard to race, color, sex, pregnancy, sexual orientation, age, religion, creed, national origin, gender identity, disability, military/veteran status, genetic information or any other categories protected by applicable law. The job description is not intended to be a complete list of all responsibilities, duties or skills required for the job and is subject to review and change at any time, with or without notice, in accordance with the needs of ONEOK.

ONEOK is committed to making our workplace accessible to individuals with disabilities and will provide reasonable accommodations, upon request, for individuals to participate in the application and hiring process. To request an accommodation email [email protected] or call 1-855-663-6547​. Expected Salary Range $110,000.00 - $166,000.00

More jobs at ONEOK

Engineer II

Tulsa, OK

Engineer III

Mont Belvieu, TX

Similar jobs at other companies

Structures Hydraulics Test Lab Mechanic

Lockheed Martin · Fort Worth, TX

Software Engineer Senior - Embedded, Dallas, TX

Lockheed Martin · Grand Prairie, TX

Branch Manager - Dallas Metro Market - Dallas, TX.

JPMorganChase · Dallas, TX, United States

Branch Manager - South Dallas Market - Dallas, TX.

JPMorganChase · Dallas, TX, United States

OpenNash lists jobs from employers’ own careers sites and does not handle applications. Dates come from the employer where stated; “first seen” and “last checked” are our own observations.