Jobs at ONEOK

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.

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.

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.

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.

Provide project controls support across construction project lifecycles: cost tracking, forecasting, contract administration, scheduling, reporting, documentation management, stakeholder coordination, and project closeout to deliver on-time, on-budget results.

Provide process engineering support for natural gas gathering and processing facilities: optimize and troubleshoot plant processes, develop and maintain process models, scope OpEx/CapEx projects, support operations and safety (MOC, overpressure protection, hazard ID), coordinate field studies, perform economic evaluations, and collaborate with Commercial, Engineering, and Operations. Travel to facilities (~25%) and provide technical input for equipment/instrumentation selection.

Prepare and analyze journal entries, intercompany eliminations, reconciliations, and financial reports for the Refined Products and Crude team. Support monthly close, variance analysis, audit requests, forecasting models, and cross-functional research. Identify process improvements and ensure GAAP and company policy compliance.

Lead settlement and operations accounting for North Texas gathering and storage assets, ensuring GAAP and SOX-compliant month-end close, reconciliations, financial reporting, audit support, and process improvements. Supervise and develop an accounting team, respond to customer inquiries, partner with cross-functional teams, and support regulatory filings and ad-hoc projects to strengthen controls and automation.

Manage, maintain, and support network and security devices (routers, switches, NGFWs, VPNs, IDS/IPS) across IT and OT environments. Serve as escalation SME, collaborate with IT and InfoSec on secure solution design, incident response, IAM, and security roadmaps. Mentor junior staff and implement process improvements while supporting wireless technologies and regulatory/security frameworks (NIST, ISO).

Lead corporate planning and financial analysis for the Permian region including monthly forecasts, annual plans, long-range outlooks, and margin accruals. Validate planning models using contract terms, commercial agreements, volumes, and operational drivers. Prepare reports and presentations for management, Board, and investors. Supervise planning staff and provide financial insight to support commercial and executive decision-making.

Prepare and analyze accounting entries and reconciliations for gas operations, support monthly close and financial reporting, perform variance analysis, respond to audit/reporting requests, partner across teams to resolve discrepancies, improve controls and automate processes, and provide guidance and training to staff in compliance with GAAP and regulatory requirements.

Lead settlement and operational accounting for gas marketing activities, supervise a team, ensure GAAP-compliant reporting and controls, support audits, interpret contracts, drive process improvements and ETRM-based automation, and collaborate with trading and commercial stakeholders to deliver timely financial results.

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.

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.

Provide analytical insight and decision support to optimize ONEOK's crude oil portfolio. Build and maintain models, BI reporting, and scenario analyses; aggregate and validate data; support commercial, operations, and scheduling stakeholders; recommend actions to improve asset utilization, financial outcomes, and operational execution.

Lead engineering and project management for NGL and natural gas pipeline and facility projects from conception through construction, including design, permitting, ROW, procurement, contractor management, construction oversight, hydraulic and flow analysis, cost control, and regulatory compliance to ensure safe, reliable operations.

Analyze and validate In-Line Inspection (ILI) data to support pipeline integrity programs under 49 CFR Parts 192/195. Collaborate with vendors, update databases, identify data inconsistencies and trends, support dig list development, and provide ad hoc engineering analyses. Hybrid role based in Tulsa with no extensive travel required.

Perform advanced scheduling, nominations, confirmations, allocations and month-end closing for crude oil pipeline movements. Coordinate with operations, customers, and internal teams to resolve scheduling, capacity, measurement, inventory and quality issues. Prepare and analyze reports, support power optimization and billing/imbalance matters, and collaborate on projects and process improvements.

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).