Lead Security Specialist

An exciting career awaits you

At MPC, we’re committed to being a great place to work – one that welcomes new ideas, encourages diverse perspectives, develops our people, and fosters a collaborative team environment.

POSITION SUMMARY:

Marathon Petroleum Company LP is seeking a Security Specialist to lead and continuously improve the security program at its Louisiana Refining Division in Garyville, LA. As a member of the Environmental, Safety & Security (ES&S) team, this individual will help protect our people, safeguard refinery operations, and strengthen emergency preparedness through effective security strategies, technology, and partnerships.

The role oversees the refinery’s contract security workforce and ensures compliance with Maritime Transportation Security Act (MTSA) requirements, other applicable federal, state, and local regulations, and MPC standards. Working closely with refinery leaders, employees, contractors, and corporate security teams, this individual will address evolving security risks and build strong relationships with law enforcement, government agencies, first responders, and industry partners.

KEY RESPONSIBILITIES:

• Lead contract security operations. Manage the contract guard force of approximately 50 personel, including daily activities, staffing, scheduling, and performance to provide consistent, professional security coverage.
• Shape the refinery’s security strategy. Advise refinery leadership on security risks, priorities, and initiatives, translating emerging threats and operational needs into practical actions.
• Lead regulatory compliance. Develop and maintain facility security plans that meet applicable Department of Homeland Security (DHS), Department of Transportation (DOT), and other regulatory requirements.
• Manage site access. Oversee employee and contractor vetting and access controls to support secure, efficient entry consistent with regulations and MPC policies.
• Advance security technology. Evaluate the performance of security systems, prioritize maintenance, and identify technology upgrades that improve protection and reliability.
• Maintain clear, effective security procedures. Develop and update policies, plans, and procedures that employees and contractors can understand and apply.
• Assess and reduce security risks. Conduct Security Risk Assessments, identify vulnerabilities, and drive improvements that strengthen the refinery’s security posture.
• Lead security investigations. Coordinate and conduct investigations, document findings, and recommend actions to address concerns and prevent recurrence.
• Strengthen emergency preparedness. Develop security contingency plans and coordinate the resources needed to respond to security incidents, emergencies, and crises.
• Provide security leadership during emergencies. Serve as the Facility Security Officer and coordinate security measures through the Incident Command Center during refinery events.
• Build strong internal partnerships. Work closely with the refinery’s Environmental, Safety & Security Director, Corporate Security, and Corporate Safety and Security teams to align priorities and share effective practices.
• Maintain trusted external relationships. Partner with local, state, and federal law enforcement agencies and industry security and intelligence professionals to share information and support threat awareness and response.
• Sustain audit readiness. Maintain current documentation, routinely evaluate compliance, and resolve gaps to keep the security program ready for audits and inspections.
• Manage security budgets and investments. Develop capital and expense budgets, prioritize spending, and align resources with security risks and refinery needs.
• Plan security for turnarounds. Develop and implement detailed security plans that address increased staffing, contractor access, traffic, and other turnaround demands.

MINIMUM QUALIFICATIONS:

• High School Diploma or GED required.
• 10 or more years of law enforcement, military, or security-related field required.
• Exhibits advanced skills in developing, implementing, and managing processes and programs involving law enforcement and other security support programs.
• Demonstrates expert skills in gathering and assessing information related to potential security threats and developing appropriate preventive strategies within their area of assignment.
• Displays expert skills in coordinating efforts with internal and external resources to ensure restoration of critical systems and the proper support to all parties in the event of a security related event.
• Recognized as an expert in the security regulatory compliance programs within their area of assignment.
• Demonstrates the ability to lead investigative teams, conduct complex Code of Conduct investigations, and prepare for legal proceedings to which the company may be a party.
• Exhibits advanced skills is the development and preservation of evidence.
• Valid driver's license is required.

As an energy industry leader, our career opportunities fuel personal and professional growth.

Location:

Garyville, Louisiana

Additional locations:

Job Requisition ID:

00025310

Location Address:

155 Sugarcane Road

Education:

Employee Group:

Full time

Employee Subgroup:

Regular

Marathon Petroleum Company LP is an Equal Opportunity Employer and gives consideration for employment to qualified applicants without discrimination on the basis of race, color, religion, creed, sex, gender (including pregnancy, childbirth, breastfeeding or related medical conditions), sexual orientation, gender identity, gender expression, reproductive health decision-making, age, mental or physical disability, medical condition or AIDS/HIV status, ancestry, national origin, genetic information, military, veteran status, marital status, citizenshipor any other status protected by applicable federal, state, or local laws.If you would like more information about your EEO rights as an applicant, click here.

If you need a reasonable accommodation for any part of the application process at Marathon Petroleum LP, please contact our Human Resources Department at [email protected]. Please specify the reasonable accommodation you are requesting, along with the job posting number in which you may be interested. A Human Resources representative will review your request and contact you to discuss a reasonable accommodation.Marathon Petroleum offers a total rewards program which includes, but is not limited to, access to health, vision, and dental insurance, paid time off, 401k matching program, paid parental leave, and educational reimbursement. Detailed benefit information is available at https://mympcbenefits.com.The hired candidate will also be eligible for a discretionary company-sponsored annual bonus program.

Equal Opportunity Employer: Veteran / Disability

We will consider all qualified Applicants for employment, including those with arrest or conviction records, in a manner consistent with the requirements of applicable state and local laws. In reviewing criminal history in connection with a conditional offer of employment, Marathon will consider the key responsibilities of the role.