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Supervisor, Major Capital Projects

HF Sinclair

Job Location:

El Dorado, KS - USA

Monthly Salary: Not provided by the employer

Posted: 21 August 2026 (2 days ago)

Application Deadline: 18 November 2026

Vacancies: 1 Vacancy

Job Summary

Basic Function

The Major Capital Projects Supervisor leads a team of Project Managers responsible for the development and execution of all major capital projects (>$5MM TIC) at the El Dorado Refinery. This role oversees a portfolio of approximately $30MM in annual capital expenditures and is accountable for ensuring projects are executed safely within budget and in alignment with refinery goals to enhance safety reliability and profitability.

Job Duties

Manages the El Dorado Refinerys major capital project portfolio and associated 3- to 5-year capital plan to support the refinerys long-term business strategy.
Prioritizes and optimizes the major capital portfolio by evaluating safety reliability regulatory compliance risk mitigation economic returns and production objectives.
Provides leadership and oversight to Project Managers responsible for the development and execution of major capital projects.
Ensures corporate project management standards processes and governance requirements are consistently applied across all projects.
Oversees project portfolio performance to ensure projects are executed safely within scope on schedule and within approved budgets.
Directs and evaluates the performance of third-party engineering and consulting resources to ensure productivity quality cost and schedule expectations are achieved.
Coordinates internal and external engineering technical and construction resources to support successful project execution.
Collaborates with Capital Construction Turnaround Operations Maintenance and Engineering personnel to develop effective project execution and construction strategies.
Balances project manager workloads and resource allocation to maintain efficient project execution and portfolio performance.
Identifies evaluates and escalates significant project risks and issues while driving timely resolution.
Provides refinery leadership and project stakeholders with regular updates regarding project status milestone achievement portfolio performance and emerging risks.
Builds organizational capability within the major capital project team through coaching mentoring and fostering strong communication and stakeholder engagement practices.
Promotes a culture focused on safety accountability continuous improvement and delivery of business results.
Accountable for effective stewardship of annual capital expenditures ensuring investments deliver expected business value and support refinery safety reliability and profitability objectives.

Special assignments or tasks assigned to the employee by their superior as determined from time to time in their sole and complete discretion.

Experience

Aminimumof10yearsprojectmanagementisrequired.

PreferredExperience:

Projectmanagementexperience(specificallylargerprojectsthatrequiredcorporatestakeholdermanagement)Refineryexperiencepastsupervisoryexperienceoperationalreadinessknowledge(commissioningandstartupsupport)andcapitalconstructionexperienceisstronglypreferred.

Education Level

A minimum of a Bachelors degree is required.

Preferred Education:

A Masters of Engineering or equivalent experience is preferred.

Required Skills

Ability to solve day-to-day problems on projects as well as find and develop solutions for long range viability of projects at the refinery and work and lead in a collaboratively team environment. Advanced project engineering skills and training. Ability to develop and implement a project budget and stay on time and on budget. Intermediate computer skills including word processing spreadsheets and database. Self-starter. Ability to effectively communicate with others both written and verbal communication. Advanced reading and writing skills with the ability to perform complex mathematical calculations.

Preferred Skills:

Strong project management background is preferred. Stakeholder management and communication excellence.

Supervisory/Managerial Responsibility

Supervises direct employees and manages outside engineering contractors and any other human resources needed to accomplish the project.

Work Conditions

Office and field based with up to 10% travel by land and air required. Petroleum refinery warehouse/plant environment out-of-doors environment and driver based environment including but not limited to chemicals pressure vessels tanks rotating equipment loud noises and vibrations. Subject to all temperatures weather and varying road conditions.

Benefits

HF Sinclair offers a comprehensive benefits package designed to support the well-being of our employees and their families. Our benefits include but are not limited to the following:

Medical Insurance
Vision Insurance
Dental Insurance
Paid Time-Off
401(k) Retirement Plan with match
Educational Reimbursement
Parental Bonding Time
Employee Discounts

We are committed to fostering a supportive and inclusive work environment ensuring our employees have the resources needed to thrive professionally and personally. Benefit eligibility is governed by official plan documents for more details visitTotal Rewards.

Physical Requirements

Job conditions require sitting talking or hearing making visual inspections making precise hand and finger movements reaching or grasping lifting and/or carrying up to 50 lbs pushing and/or pulling up to 50lbs climbing up to 200 ft perceiving color differences wearing personal protective equipment as needed and a respirator in emergency situations (beards not permitted) ability to operate and drive all assigned company vehicles at company standard insurance rates is essentialvalid state drivers license and proof of insurance conditions may require standing and walking.

Our One HF Sinclair Culture:

At HF Sinclair we are united through our One HF Sinclair Culture which is underpinned by our five core values of Safety Integrity Teamwork Ownership and Inclusion. Developed to empower our people our five core cultural values are at the heart of everything we do and extend to how we engage our stakeholders. These values influence our decisions shape our behaviors and keep us connected across the entire organization. We maintain a true Safety culture for our employees communities environments and customers. Our goal is to make sure everyone returns home safely each day. We have a long-standing commitment to Integrity and ethical behavior and do what is right for our employees investors communities and the environment. We encourage employees to Step Up and Stand Out by championing a culture of Teamwork and Ownership. We foster a culture of Inclusion by encouraging diversity of experiences viewpoints and backgrounds. What makes each of us different together makes us stronger.

About HF Sinclair Corporation

HF Sinclair Corporation headquartered in Dallas Texas is an independent energy company that produces and markets high-value light products such as gasoline diesel fuel jet fuel renewable diesel and lubricants and specialty products. HF Sinclair owns and operates refineries located in Kansas Oklahoma New Mexico Wyoming Washington and Utah. HF Sinclair provides petroleum product and crude oil transportation terminalling storage and throughput services to our refineries and the petroleum industry. HF Sinclair markets its refined products principally in the Southwest U.S. the Rocky Mountains extending into the Pacific Northwest and in other neighboring Plains states and supplies high-quality fuels to more than 1750 branded stations and licenses the use of the Sinclair brand to more than 350 additional locations throughout the country. HF Sinclair produces renewable diesel at two of its facilities in Wyoming and also at its facility in New addition subsidiaries of HF Sinclair produce and market base oils and other specialized lubricants in the U.S. Canada and the Netherlands and export products to more than 80 countries.

Equal Opportunity Employer

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.

Required Experience:

Manager

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About Company

HF Sinclair

An independent petroleum refiner in the United States with operations throughout the mid-continent, southwestern and Rocky Mountain regions. Subsidiaries of HollyFrontier produce and market gasoline, diesel, jet fuel, asphalt, heavy products and specialty lubricant products. Additiona ... View more

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