Engineer II

Posted:
2/18/2026, 11:29:16 PM

Location(s):
Tulsa, Oklahoma, United States ⋅ Dallas, Texas, United States ⋅ Texas, United States ⋅ Oklahoma, United States

Experience Level(s):
Mid Level ⋅ Senior

Field(s):
Mechanical Engineering

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

JOB SUMMARY

Play a key role in strengthening the long‑term performance of our Permian gas gathering system. This position drives value through advanced hydraulic modeling and system analysis, development and evaluation of new projects, cost estimation, and field‑level optimization. You’ll collaborate closely with operations teams to enhance system reliability, support day‑to‑day troubleshooting, and identify opportunities that improve efficiency, throughput, and safety across the network

Essential Functions and Responsibilities

  • Build, maintain, and validate system hydraulic models

  • Use hydraulic, process, and compression software to evaluate existing assets and future growth opportunities

  • Perform field assessments to ensure systems are operating as designed

  • Collect and analyze data to identify business opportunities, then prepare project plans, such as new pipelines and compressor relocations, to capture the

  • Evaluate potential projects to determine the value to ONEOK including economic modeling, process mapping, user stories, or other required documentation

  • Secure funding for small projects and progress them to completion

  • Engage with project teams and construction foremen through evaluation and execution of larger projects

  • Support planning of field operations projects and activities

  • Work with various teams including Gas Supply, Commercial Optimization, Infrastructure Planning, and Business Development Engineering to ensure alignment on current and future growth strategies

Education

  • Bachelor's Degree in Engineering, preferably Chemical or Mechanical specification, or a closely related field

Work Experience

  • Design and analysis of pipeline systems, reciprocating compressors, and/or glycol dehydration packages, typically attained with 1-5 years of progressive development in an engineering role.

  • Hydraulic modeling software including or similar to Synergi Gas, SPS, Fathom, etc. preferred

  • Process simulation software including or similar to ProMax, VMG Sim, Hysys, etc. preferred

  • Compression modeling software including or similar to Ariel Performance Program, D-R Size, etc. preferred

  • BI/analytical tools such as PI, Spotfire, Seeq, Anaplan, etc. preferred

  • Management of small capital, operational, or business projects preferred

Knowledge, Skills and Abilities

  • Knowledge of: hydraulic modeling concepts, software, and tools

  • Knowledge of: pipeline operations and commercial functions with the ability to understand and analyze business impacts

  • Ability to: apply math, algebraic formulas, hydraulic equations, and statistical methods for detailed analysis

  • Ability to: analyze and resolve complex issues and/or questions concerning engineering design and calculations

  • Ability to: read and interpret governmental regulations, contracts, manuals, specifications, surveys, charts, and other relevant reports and correspondence

  • Ability to: identify, plan and organize projects to completion

  • 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

  • Ability to: navigate and work in sparsely populated rural areas

Licenses and Certifications

  • None

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)

  • 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

  • Occasional visits to outdoor field sites such as pipelines, compression stations, and gas processing plants are required

Working Conditions

  • Well lighted, climate controlled areas (Constantly)

  • Frequent repetitive motion (Constantly)

  • CRT (Computer Monitor(s)) (Constantly)

Travel

  • Travel to other company locations required.  This can involve travel between offices or to field sites which are generally located in the Permian between Big Spring, TX and Carlsbad, NM

Driving

  • Based on assigned tasks, employee may be assigned a company or rental 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​. #LI-HYBRID

Expected Salary Range

$90,000.00 - $136,000.00

Oneok

Website: https://oneok.com/

Headquarter Location: Tulsa, Oklahoma, United States

Employee Count: 1001-5000

Year Founded: 1906

IPO Status: Public

Last Funding Type: Post-IPO Debt

Industries: Automotive ⋅ Energy ⋅ Logistics ⋅ Oil and Gas ⋅ Transportation