Marathon Petroleum Corporation · 9 hours ago
Process Engineer II/III
San Antonio TX
Full-time
Onsite
Mid, Senior Level
$104K/yr - $180K/yr
3+ years expMarathon Petroleum Corporation is committed to fostering a collaborative team environment. The Process Engineer II/III will focus on developing and reviewing design information for midstream natural gas and light crude facilities, ensuring compliance with company standards and government requirements.
EnergyNatural ResourcesOil and Gas
Responsibilities
Collaborates with project teams to develop requests for proposals, review technical information, and provide process engineering support in all project phases
Prepares Engineering Design documentation for Requests for Proposals and reviews bids
Effectively manages multiple stakeholder feedback and drives clear alignment and communication across a multi-discipline project teams consisting of Operations, Business Development, Construction, Subject Matter Experts, and other ad hoc internal and external stakeholders
Collaborates with Project Controls on project administration (scheduling, estimating, cost management, schedule management etc) so that project resources are optimized. Conducts productivity analysis to identify and resolve critical variances so that project can achieve established objectives
Identifies risk factors and ranks as of level of threat posed to project's success during technical and location-oriented risk assessment. Develops and implements risk response plan to monitor and control risks throughout the project lifecycle
Must be able to manage multiple projects simultaneously of varying magnitude and complexity from conception to commissioning and start-up
Maintains accurate, thorough, and current project documentation
Complete and oversee contractors for Relief Valve Sizing Calculations, Flare/Relief Header Hydraulic Modeling and Studies, and Process simulation for emergency relieving conditions
Develop design standards and specifications
Conceptualize and design solutions for areas of improvement at existing facilities
Participate in project process hazard analysis, P&ID reviews, 3D model reviews, C&E generation, PFD reviews, and HMB generation
Assist with project start ups and be a technical resource to project teams
Qualification
Required
Bachelor of Science in Engineering from a four-year accredited college or university
Current valid driver's license
Minimum 3 years' experience with Natural Gas Facilities
Must have excellent verbal and written communication skills to effectively communicate with all levels of individuals/employees
Must have experience with simulation modeling software such as Ariel Software, Aspen Flare System Analyzer, Symmetry Flare, Promax, HYSYS, and Symmetry
Preferred
Previous experience with PSM covered assets
Previous experience with Relief Sizing and Studies
Benefits
Health, vision, and dental insurance
Paid time off
401k matching program
Paid parental leave
Educational reimbursement
Discretionary company-sponsored annual bonus program
Company
Marathon Petroleum Corporation
Marathon Petroleum Corporation (MPC) is a leading, integrated, downstream and midstream energy company headquartered in Findlay, Ohio.
10001+ employees
H1B Sponsorship
Marathon Petroleum Corporation has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (29)
2024 (6)
2022 (21)
2021 (5)
2020 (4)
Funding
Current Stage
Public CompanyTotal Funding
$2B2025-02-06Post Ipo Debt· $2B
2011-07-01IPO
Leadership Team
Maryann Mannen
Chairman
Recent News
The European Financial Review
2026-01-08
New Orleans CityBusiness
2026-01-08
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