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Title:  Corporate Environmental Specialist

Date:  Oct 21, 2026
Location: 

Dallas, TX, US, 75219

Basic Function

HF Sinclair in Dallas is seeking a Corporate Environmental Specialist to oversee and assist site operation environmental teams with air compliance and conduct environmental assignments and duties for the Corporate Environmental team. Internally considered as a technical advisor.

Job Duties

  • Coordinates environmental air programs and provides environmental assistance to business units
  • Ensures environmental programs comply with the applicable federal, state, and local government laws
  • Advises management of environmental issues and activities necessary to ensure compliance
  • Proposes environmental policies, programs and initiatives
  • Represents the company to governmental environmental agencies, the public, and trade/professional associations
  • Ensures environmental considerations are factored into corporate planning and the capital budget process
  • Tracks environmental performance measures and recommends parameters
  • Provides documentation and environmental analysis for management review
  • Prepares comments on proposed Environmental regulations, and maintains involvement with trade associations as appropriate
  • Advises on the company’s compliance with the Consent Decree requirements between the company, state and federal agencies
  • Assists business units with air permit applications and supporting documentation
  • Participates in third party compliance audits of company’s facilities when necessary
  • Provides oversight to Company’s compliance with EPA fuel regulations
  • Directs and oversees environmental compliance activities, including stack testing and CEM performance checks and air regulatory (NSPS and MACT) programs
  • Directs the work of other environmental teams
  • Interfaces with regulatory agencies to ensure the understanding of, and compliance with, all applicable environmental regulations and requirements

 

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

Experience

A minimum of 10 years of extensive industry and on-the-job experience is required.

Education Level

A minimum of a Bachelor’s Degree in environmental sciences or a related field is required. 

Required Skills

Ability to lead and train a small group of employees in a Technical Expert capacity. Advanced ability to provide analyses of proposed and final air regulations that significantly impact operations and/or compliance status. Advanced working knowledge of environmental air quality regulations required depending on assignment. Ability to perform emissions calculations preferably with a practical understanding of refinery processing programs. Expert understanding of oil refining processes (process flow diagrams/mechanical flow sheets, chemical phase separations, and reactions). Ability to effectively communicate with others, both written and verbal communication. Advanced reading and writing skills, with the ability to perform complex mathematical calculations.

Supervisory/Managerial Responsibility

Responsible for the supervision of up to approximately five employees and contractors depending upon assigned subsidiary.

Work Conditions

Office and plant based with travel up to 25% of the time required by land and air. Petroleum refinery, warehouse/plant environment, out-of-doors environment including but not limited to chemicals, pressure vessels, tanks, and rotating equipment. Required to work in all temperatures including outdoors. Subject to varying road and weather 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 visit Total Rewards.

Physical Requirements

Job conditions require standing, walking, siting, twisting, stooping, crouching, kneeling, talking or hearing, making visual inspections, making precise hand and finger movements, reaching or grasping, lifting and/or carrying up to 50lbs, pushing and/or pulling up to 50lbs, climbing up to 200ft, perceiving color differences, wearing personal protective equipment (beards not permitted), and strenuous physical activity.

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 1,750 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 Mexico. In 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.


Nearest Major Market: Dallas
Nearest Secondary Market: Fort Worth

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