Developer III

#WeAreONEOK – Fortune 500 company. 100+ years in business. Leading midstream service provider. Safety first. Sustainable operations. Environmentally responsible. Employee focused. JOB SUMMARY Job Profile Summary In this role, you will develop, enhance, and support a distributed Terminal Automation System (TAS) deployed across 90+ field locations supporting critical fuel loading and unloading operations. This is a hands-on engineering role combining backend development, production support, and system integration in a highly operational environment. You will work closely with Operations, Controls Technology, Cybersecurity, Infrastructure, and other software teams to deliver new capabilities, resolve production issues, and continuously improve system reliability and performance. This role requires strong technical skills as well as the ability to collaborate across teams to support business-critical systems in real-time. What You’ll Work On Develop and support backend services primarily using Java in a distributed, Linux-based environment Design and implement system enhancements that improve operational efficiency, reliability, and business capabilities Troubleshoot and resolve production incidents impacting terminal operations, including participation in a 24/7 on-call rotation (1 week every 6 weeks) Integrate software with industrial hardware and control systems (e.g., PLCs, Acculoads) in partnership with Controls Technology teams Collaborate with Service Desk, terminal operators, field technicians, and internal IT teams to diagnose and resolve real-world issues Contribute to modernization efforts Work within an Agile/Scrum team to deliver features and improvements aligned with business priorities Essential Functions and Responsibilities Analyze, design, develop, test, and maintain applications and interfaces supporting terminal automation systems Provide technical support for production systems and ensure timely resolution of escalated issues Document and implement system changes following established change management procedures Coordinate with internal stakeholders and external vendors to gather requirements and ensure solutions meet business needs Participate in cross-functional initiatives involving database, infrastructure, cybersecurity, and operations teams Contribute to continuous improvement of development practices, system performance, and reliability Requirements 4+ years of experience in software development (flexible for strong candidates at 2+ years) Strong experience with Java backend development Working knowledge of SQL and relational databases Experience troubleshooting and supporting production systems in a complex environment Ability to analyze problems, identify root causes, and implement effective solutions Strong communication skills with the ability to work directly with technical and non-technical stakeholders Experience working in Agile/Scrum environments Desired Knowledge, Skills, and Abilities (KSAs) Experience working in Linux-based systems Familiarity with system integration involving hardware or industrial systems Exposure to front-end technologies, particularly React, is a plus Experience with tools such as ServiceNow, Azure DevOps, or similar platforms Experience working in Oil & Gas or other industrial environments is a plus Demonstrated ability to mentor, collaborate, and contribute to team success Relevant certifications (Microsoft, Oracle, Agile/Scrum, etc.) are a plus Work Environment & Expectations Hybrid schedule: in-office one day per week with remote flexibility Participation in an on-call rotation (~1 week every 6 weeks) Occasional travel to field terminals Opportunities for professional development, including conferences and training What Success Looks Like in the First 90 Days 30 Days – Ramp Up and Learn the Environment Build foundational knowledge of the Terminal Automation System (TAS), team processes, and supporting tools Establish relationships with team members and key cross-functional partners Begin understanding common support scenarios and system workflows 60 Days – Contribute and Build Capability Start contributing to development tasks, bug fixes, and support activities Participate in troubleshooting production issues with guidance from the team Gain familiarity with development processes, tools, and system integrations 90 Days – Operate Independently and Add Value Independently contribute to development work and system support Participate in the on-call rotation and assist in resolving production issues Collaborate effectively with cross-functional teams to deliver enhancements and improvements Education Bachelor's Degree in MIS, computer science, mathematics, or other related field, or an equivalent combination of formal education and the following job related experience Work Experience Experience with multiple development languages and/or platforms Experience with software development and programming concepts/techniques Experience with database management systems Experience with all aspects of the software development lifecycle methodology and basic project management concepts Experience with basic infrastructure concepts and how those concepts are impacted by development activities Knowledge, Skills and Abilities Skills in: use and function of office equipment including computers and applicable software Ability to: apply math, algebra, and statistical methods. Ability to: interact, advise and communicate effectively Ability to: develop information, conduct meetings and make presentations Ability to: read and write fluently in English Ability to: communicate and/or exchange information or instruction; conduct oral presentations and/or meetings 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) Lifting: Raising or lowering an object from one level to another (includes upward pulling) (Occasionally) Carrying: Transporting an object, usually holding it in the hands or arms, or on the shoulder (Occasionally) Pushing: Exerting force upon an object so that the object moves away from the force (Occasionally) Pulling: Exerting force upon an object so that the object moves toward the force (includes jerking) (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) Crawling: Moving about on the hands and arms in any direction (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) Tasting/Smelling: (Occasionally) 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 Working Conditions Well lighted, climate controlled areas (Constantly) Frequent repetitive motion (Constantly) CRT (Computer Monitor(s)) (Constantly) Travel Some travel may be 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 View email address on click.appcast.io or call View phone number on click.appcast.io. Expected Salary Range $102,000.00 - $154,000.00 At ONEOK (NYSE: OKE), we deliver energy products and services vital to an advancing world. We are a leading midstream operator that provides gathering, processing, fractionation, transportation, storage and marine export services. Through our approximately 60,000-mile pipeline network, we transport the natural gas, natural gas liquids (NGLs), refined products and crude oil that help meet domestic and international energy demand, contribute to energy security and provide safe, reliable and responsible energy solutions needed today and into the future. As one of the largest integrated energy infrastructure companies in North America, ONEOK is delivering energy that makes a difference in the lives of people in the U.S. and around the world.