Maintenance Scheduler 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 Join a high-performing maintenance team as a Maintenance Planner/Scheduler where your expertise in work management, job planning, material coordination, and maintenance readiness helps ensure the safe and reliable operation of critical pipeline, terminal, storage, and plant assets. If you thrive on building detailed work packages, collaborating across Operations and Maintenance, and driving maintenance efficiency through disciplined planning and continuous improvement, we want to hear from you! Job Profile Summary

Develops detailed maintenance job plans and work packages for pipeline, terminal, storage, plant, and related operational facilities. Reviews maintenance work requests and work orders for scope clarity, priority, asset information, safety considerations, labor requirements, materials, tools, equipment, permitting needs, and execution readiness. Supports effective maintenance scheduling by ensuring approved work is properly planned, resourced, and ready for safe and efficient execution.

Performs maintenance planning activities with limited supervision and exercises judgment in developing executable job plans for routine and moderately complex maintenance work. Works closely with Maintenance, Operations, Planning/Scheduling, Supply Chain, Engineering, Reliability, and contractor personnel to support preventive, corrective, regulatory, and condition-based maintenance activities. Maintains accurate planning data within work management systems and uses equipment history, field feedback, and established maintenance practices to improve job plan quality and maintenance execution effectiveness.

Essential Functions and Responsibilities

Maintenance Scheduling and Coordination • Develop detailed maintenance job plans, including labor requirements, task steps, estimated durations, materials, tools, equipment, safety considerations, permitting needs, and execution constraints.

• Review work requests and work orders to verify scope clarity, priority, asset information, problem description, required resources, and planning readiness.

• Identify required materials, spare parts, specialty tools, equipment, contractor support, vendor services, and other requirements needed to execute maintenance work.

• Develop work packages that support safe, efficient, and repeatable execution of preventive, corrective, regulatory, and condition-based maintenance activities.

• ​ Coordinate with Operations, Maintenance, Supply Chain, Engineering, Reliability, and contractors to clarify work scope, resolve planning gaps, and confirm execution readiness before scheduling.

• Maintain job plans, task lists, PM records, equipment information, material requirements, and planning data within computerized maintenance management systems (CMMS). • Track maintenance backlog status and support timely scheduling of approved maintenance work. • Support scheduling by ensuring planned work is complete, properly scoped, resourced, and ready for safe and efficient execution.

Work Management and Documentation • Build and maintain standardized job plans, work instructions, material lists, task sequencing, equipment records, and maintenance documentation within work management systems.

• Review historical work order information, failure history, equipment records, and maintenance feedback to improve future job plans.

• Identify planning deficiencies, material gaps, unclear scopes, execution risks, and documentation issues prior to work being scheduled.

• Update job plans based on technician feedback, lessons learned, recurring work history, reliability input, and changes to equipment or maintenance strategies.

• Ensure work orders are planned to the appropriate level of detail before moving to scheduling or execution.

• Support record retention and documentation requirements associated with maintenance activities.

Maintenance Reporting and Administrative Support • Prepare and maintain planning reports, backlog readiness reports, material readiness information, work package status summaries, and planning performance information.

• Track maintenance planning metrics and work order readiness information using established reporting tools.

• Verify maintenance-related data used for planning, scheduling, reporting, and operational support activities.

• Communicate planning information, work package status, material readiness, and maintenance status updates to Maintenance, Operations, and support personnel.

• Support preparation of maintenance planning and scheduling meeting materials, including work order readiness and backlog review information.

• Reconcile maintenance planning information and identify discrepancies requiring correction before scheduling or execution.

Safety, Compliance, and Quality • Perform all work in accordance with company safety policies, operating procedures, and applicable regulatory requirements.

• Plan and coordinate work package requirements associated with inspections, preventive maintenance programs, and required compliance activities.

• Maintain maintenance planning records, job plans, work packages, and supporting documentation required for operational and regulatory compliance.

• Follow established safety, environmental, and work management processes.

• Identify planning conflicts, resource constraints, material issues, documentation gaps, and potential maintenance execution concerns and communicate them through established channels.

• Support quality and accuracy of maintenance job plans, work orders, and work management records.

Team Collaboration and Process Support • Collaborate with Maintenance, Operations, Planning/Scheduling, Supply Chain, Engineering, Reliability, and contractor personnel to support maintenance planning and scheduling readiness.

• Participate in planning reviews

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