Buyer II

About this role

#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 Support purchasing operations by facilitating a broad range of procurement activities and overseeing assigned material or service categories across multiple ONEOK locations. Responsibilities include coordinating competitive bidding events, reviewing specifications, and selecting suppliers that best meet operational and project requirements. This role works collaboratively with a diverse set of stakeholders at all organizational levels and across a wide geographical area to ensure timely and accurate fulfillment, while contributing to supplier performance efforts, basic contract preparation, and inventory or process improvement initiatives. The role also includes more advanced procurement activities aligned with the assigned operational focus area and sourcing responsibilities.

Essential Functions • Monitor vendor deliveries, resolve order issues, and maintain strong, professional supplier relationships to support on‑time performance.

• Collaborate with warehouse resources to optimize material usage, minimize surplus inventory, and support efficient storeroom operations.

• Review, process, and validate purchase requisitions; collaborate with stakeholders to confirm accuracy of specifications, and alignment with procurement guidance.

• Analyze spend data using Purchasing/Financial tools to support negotiation strategies, identify cost‑saving opportunities, and improve purchasing decisions.

• Manage competitive bidding by preparing RFQs, analyzing and documenting supplier quotes, and applying evaluation practices that support long‑term competitive advantage.

• Leads routine supplier negotiations and assist with portions of more complex negotiations, including project materials and basic terms & conditions review.

• Educate and coach internal stakeholders to ensure part specifications and documentation are complete before bid initiation or order placement.

• Assist and train enterprise-wide locations with ERP/Source to Pay functions and purchasing workflows as needed.

• Support critical equipment and inventory management processes by monitoring material demand, lead times, and operational requirements.

• Identify emerging risks to material orders and collaborate with suppliers or project managers to establish mitigation steps. Adjust purchasing priorities as identified or directed.

• Conduct routine review of min/max order points and prioritize materials based on usage, criticality, and operational timelines.

• Utilize analytical tools to identify and correct purchase orders or receiving errors; assist with invoice review and reconciliation.

• Monitor Source to Pay queues, review/approve requisitions within authority, prepare requisitions, and maintain accurate purchasing records.

• Prepare basic purchasing documents ensuring compliance with established policies.

• Support senior buyers by assisting with portions of complex sourcing events.

• Working with operations and looking ahead 30–90 days for seasonally - consumed materials.

• Support and contribute to supply chain KPIs by improving cost efficiency, service performance, data accuracy, and other metrics within assigned focus areas.

Education • Bachelor's Degree in business administration or related field, or an equivalent combination of education and job‑related experience.

Experience • Experience working with purchasing processes, policies, and ERP systems such as Oracle or Source to Pay System.

• Experience researching products, clarifying specifications, and documenting competitive bids.

• Experience interacting with suppliers and internal stakeholders at all levels of the organization.

• Experience with inventory management concepts and resolving discrepancies.

• Experience using analytical tools to support purchasing decisions.

• Experience interpreting manuals, catalogs, contracts, and specifications.

• Experience applying math and formulas relevant to cost analysis and accuracy verification.

• Exposure to project materials or storeroom operations is beneficial.

• Working knowledge of Microsoft Office, with the ability to develop organized reports and professional presentations.

Knowledge, Skills, and Abilities • Knowledge of purchasing processes, ERP/Source to Pay systems, and supply chain procedures.

• Knowledge of materials, equipment, and supplies commonly used in operations.

• Skill in evaluating supplier quotes and identifying cost‑effective options.

• Ability to analyze data and support negotiation strategies.

• Ability to communicate effectively across teams and suppliers.

• Ability to compose purchasing documents and professional correspondence.

• Ability to interpret and apply purchasing policies and specifications.

• Ability to use office equipment and software relevant to the position.

• Spanish language proficiency is a value‑added skill but not required.

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

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