Basic Function HF Sinclair Refinery, located in Tulsa, OK, is looking for a Maintenance Supervisor. The successful candidate's primary duties will oversee certain functions and activities of the Maintenance Department, supervising and coordinating technical resources to support area maintenance department; providing leadership and human resource management; resolving problems and issues as they arise; overseeing safety performance, maintenance/reliability of unit, clerical responsibilities, and cost control with minimal supervision. Comply with health, safety and environmental regulations. Job Duties
- Oversees quality of work, safety, and overall performance of assigned staff
- Ensures that all mechanical craft work is completed as scheduled per procedure and plan.
- Plans, organizes and oversees all work schedules for assigned employees
- Assists engineering as needed
- Coordinates with operations in scheduling equipment for repairs, and construction (depending on assignment), and developing work plans
- Provides training, mentorship and coaching for subordinates and peers
- Attends & actively participates in scheduled training
- Comes to work on-time, positively motivated, & fit for duty (both mentally & physically)
- Describes & reinforces HF Sinclair One Culture (Safety, Integrity, Teamwork, Ownership)
- Gives honest best effort on the job & requires the same of others
- Treats fellow employees with respect
- Takes personal responsibility
- Monitors and enforces contractor compliance to all refinery safety and environmental regulations
- Tracks head count and verifies timesheets to ensure cost and schedule compliance
- Performs on-call duties
- Supervises relief to other maintenance management personnel
- Oversees departments yearly budget
- Leads safety discussions and demonstrate leadership behavior that reinforces safety policies and culture Special assignments or tasks assigned to the employee by their supervisor, as determined from time to time in their sole and complete discretion
- A minimum of seven years of related job experience is required.
- Refining experience is preferred
- A minimum of a Bachelors Degree in a related field, or an equivalent combination of education and work experience, is required.
- Medical Insurance
- Vision Insurance
- Dental Insurance
- Paid Time-Off
- 401(k) Retirement Plan with match
- Educational Reimbursement
- Parental Bonding Time
- Employee Discounts
HF Sinclair Corporation is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status or any other prohibited ground of discrimination.
Job ID: 520730323
Originally Posted on: 5/11/2026
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