Jobs at ONEOK

Perform advanced commercial analysis for natural gas gathering and processing: develop long-term volume forecasts, evaluate project economics, maintain financial models, analyze producer and basin trends, optimize systems, and coordinate cross‑functional projects to support strategic and operational decision-making.

Maintain and enhance CPM/leak-detection and pipeline simulation systems for NGL pipelines, provide 24/7 operations support, perform hydraulic modeling and data analysis, develop custom applications, manage CPM projects, and support incident investigations and training.

Lead day-to-day operations for assigned midstream assets, ensuring safety, regulatory compliance, asset maintenance, budget administration, and incident response. Manage and develop area leadership, collaborate cross-functionally on projects and stakeholder engagement, drive initiatives to reduce human error, and optimize assets while maintaining regulatory and safety standards.

Performs operational accounting for crude revenue including journal entries, reconciliations, accounts receivable, and tax support. Works with Commercial and Operations to ensure accurate billing, GAAP compliance, and process improvements while meeting deadlines and supporting audits and regulatory reporting.

Perform full lifecycle crude accounting including contract review, tracking product movements, validating and processing third-party invoices, and supporting financial statement review. Prepare analyses, forecasts, billings, and regulatory reports; oversee and train staff; collaborate with trading, scheduling, and treasury teams. Ensure compliance with Sarbanes-Oxley and applicable regulations.

The Process Engineer III focuses on optimizing operations and project objectives, utilizing process modeling, troubleshooting, and KPI development to improve plant efficiency.

The Senior Account Director manages natural gas transactions in Texas markets, focusing on optimizing portfolio performance and building client relationships. Responsibilities include executing commercial opportunities and analyzing market fundamentals.

Manage and optimize ONEOK's portfolio of third-party market intelligence, data, and research subscriptions. Coordinate vendor relationships, contract renewals, user onboarding, and data integration with platforms like Databricks and BI tools. Monitor usage, identify duplication and cost-savings, support budgeting and reporting, and provide market insights to stakeholders to maximize value from subscriptions.

Prepare and analyze complex financial planning models and forecasts for departments and business segments. Research variances, perform financial analyses (ratios, cash, capex, returns), assist with board and investor reporting, and support modeling of operational, economic, management, and accounting data. Collaborate with auditors, management, and teams to develop and present financial information.

Lead planning, resourcing, procurement, scheduling, and execution of small growth and maintenance capital projects for NGL and pipeline assets. Manage contractors, budgets, schedules, risk analysis, scope control (MOC), stakeholder communication, and technical compliance for facilities, pipeline, and control systems to ensure safe, on-time, on-budget delivery.

Design, build, deploy, and operate production AI systems for Operations, including agents, evaluation pipelines, and shared frameworks. Develop advanced algorithms (optimization, forecasting, CV), design APIs/SDKs, ensure reliability/latency/cost targets, mentor junior engineers, and partner with IT/security for production readiness.

Apply LLM-based tools and traditional analytics to operational data: ingest and curate data, automate recurring analyses, tune prompts/agents, deliver decision-support reporting, and convert ad-hoc requests into self-service tools for operations stakeholders.

Entry-level engineering role supporting design, analysis, construction, and project management for pipeline, processing, and storage assets. Duties include hydraulic calculations, pipeline sizing, equipment selection, cost estimating, AFE preparation, contract support, measurement system evaluation, and recommending capacity and safety improvements.

The Engineer II role involves leading medium-capex facility projects in the Natural Gas Gathering & Processing sector, managing from initiation to closeout and ensuring compliance with budget and timeline.

Lead steady-state and transient hydraulic modeling, build and validate system models, analyze data to identify optimization opportunities, recommend and implement efficiency improvements, support pipeline project planning and operations, and collaborate with stakeholders to realize economic value and operational alignment.

Lead and develop a crude oil scheduling team, ensuring nominations, allocations, month-end closings, inventory and interconnect confirmations. Maintain scheduling systems (RightAngle, Cobalt, EStream), ensure compliance with contracts and regulations, optimize operations, manage customer and carrier relationships, analyze invoices/inventory/measurement, resolve discrepancies, and implement process improvements and cross-training for 24/7 coverage.

Support and maintain Process Safety Management (PSM) and Risk Management Plan (RMP) compliance across terminal, processing, and storage facilities. Facilitate PHAs (HAZOP, LOPA), internal audits, MOC, incident investigations, training tracking, and reporting of safety metrics. Provide technical engineering support for controls, instrumentation, relief systems, project management, and implementation of corrective actions and process improvements.

Schedule, initiate, review, and monitor daily nominations and confirmations for gas/NGL pipelines. Maintain pipeline balance, analyze allocations, flow rates, capacity, pricing, measurement discrepancies, and storage. Communicate with gas control, customers, operators, and pipelines. Prepare and analyze reports (allocations, balancing, nominations/confirmations, storage, EFM) and manage electronic bulletin board communications.

Manage full lifecycle of natural gas gathering and processing accounting including plant settlement, volume and value reconciliations, contract interpretation, month-end close, journal entries, and variance analysis. Partner with Commercial, Operations, Measurement and Marketing teams, support audits, ensure GAAP and SOX compliance, and drive process improvements and system optimizations (e.g., TIPS, Waterfield).

Manage gas marketing accounting, oversee settlement activities, ensure compliance with GAAP, supervise a team, and drive process improvements.