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Marathon Petroleum Corporation
·
November 21, 2025
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Cybersecurity Engineer

San Antonio, TX
Full-time
Onsite
Entry, Mid Level
Marathon Petroleum Corporation is committed to fostering a collaborative team environment and is seeking a skilled Cybersecurity Engineer to join their Cyber Operations team. This mid-career role focuses on supporting the Zero Trust security strategy and enhancing standard cybersecurity tools while collaborating with cross-functional teams to secure enterprise assets and ensure compliance with industry standards.
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Responsibilities

  • Clearly understands business requirements and is able to identify risk and risk mitigations.
  • Resolves routine multi-functional technical issues and supports resolution of complex issues.
  • Recognizes established Cybersecurity assessments, standards and applies them in practice to security systems.
  • Contributes to the efficiency and effectiveness of Security solutions, processes and controls in place.
  • Identifies and provides recommendations towards process improvement and/or solution remediation and assists in developing steps within Standard Operating Procedures.
  • Identifies business impacting events and performs initial investigation.
  • Monitors networks, systems, and applications for signs of potential cybersecurity incidents.
  • Investigates and analyzes the nature and scope of cyber incidents.
  • Analyzes security protocols, administers and maintains security audits and reports of cyber systems access and activity; participates in disaster recovery planning per corporate guidelines.
  • Delivers and implements global security initiatives, policies, and compliance requirements.
  • Identifies cybersecurity metrics and applicability for various teams.
  • Takes action through collaboration to improve metric results.
  • Executes cyber security-related consulting, guidance, and support to customers and stakeholders.
  • Follows emerging Information Technology/Operations Technology and cybersecurity technology trends as well as their impact on the security landscape.

Qualification

Required

  • Bachelor’s Degree in Information Technology, related field or equivalent experience.
  • 2+ years of relevant experience required.
  • Experience with administration of zero trust platforms required.
  • Experience in implementing process improvement and automation is required.
  • Experience supporting large corporate projects while working with architecture and engineering teams, as well as vendors and contractors is required.

Preferred

  • Professional certification, e.g. Security+, Network+, OSCP, GIAC, CEH preferred.
  • Experience with administration of standard security tooling including, AV, allowlisting, email protection, firewalls, logging and monitoring preferred.
  • Experience supporting Operational Technology environments with a good understanding of the Purdue model preferred.
  • Experience working within the SAFE Agile framework is preferred.

Benefits

  • Access to health, vision, and dental insurance
  • Paid time off
  • 401k matching program
  • Paid parental leave
  • Educational reimbursement
  • Discretionary company-sponsored annual bonus program
Marathon Petroleum Corporation (MPC) is a leading, integrated, downstream and midstream energy company headquartered in Findlay, Ohio.
Glassdoor
3.7
Founded in 2005
Findlay, Ohio, USA
10001+ employees
http://www.marathonpetroleum.com
Marathon Petroleum Corporation (MPC) is a leading, integrated, downstream and midstream energy company headquartered in Findlay, Ohio.
Glassdoor
3.7
Founded in 2005
Findlay, Ohio, USA
10001+ employees
http://www.marathonpetroleum.com