• Intern/Co-op - Refining Mechanical Engineer (Fall…

    Marathon Petroleum Corporation (Martinez, CA)
    …a collaborative team environment. Responsibilities: As a Mechanical Engineer at a Marathon refinery , you can expect to become familiar with industry codes and best ... will also gain knowledge of various aspects of a refinery by working with a team of professionals who...and assist in the construction process. MPC will provide training and educational opportunities to help you develop your… more
    Marathon Petroleum Corporation (11/24/25)
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  • Operator

    Marathon Petroleum Corporation (Martinez, CA)
    …climbing ladders and stairs, working in high places, etc.). + Must participate on refinery Emergency Response Team, which includes training on proper response to ... safe operations, new hires must also successfully complete operator qualification training and participate in random drug and alcohol screenings. Successful… more
    Marathon Petroleum Corporation (11/25/25)
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  • Intern/Co-op - Human Resources (Summer 2026)

    Marathon Petroleum Corporation (Los Angeles, CA)
    …performance management, employee and labor relations, compensation, recruiting, training and development activities, diversity initiatives, policy application and ... Address: 539 S Main St Additional locations: Galveston Bay Refinery , Garyville LA Refinery , Los Angeles CA...and operates gathering, processing, and fractionation assets, as well as crude oil and light product transportation and logistics… more
    Marathon Petroleum Corporation (11/27/25)
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  • Refining Reliability Engineer - Instrumentation

    Marathon Petroleum Corporation (Martinez, CA)
    …be a highly motivated, team-oriented individual who has experience with refinery and/or petrochemical applications that include process measurement and control, ... and at vendors/outside repair facilities. + Provide technical expertise and training for maintenance crafts and operators to support reliability programs +… more
    Marathon Petroleum Corporation (09/17/25)
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  • Environmental Technician

    Actalent (Martinez, CA)
    …( training available). + Mechanical troubleshooting skills, especially in refinery / oil settings. Work Environment: Year-round outdoor fieldwork at Martinez ... Refinery ; compliance with safety standards required. Job Type & Location This is a Contract to Hire position based out of Martinez, CA. Pay and Benefits The pay… more
    Actalent (12/11/25)
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  • Safety Professional - Industrial Hygienist

    Marathon Petroleum Corporation (Martinez, CA)
    …person for an operations area team on all safety issues. + Support the refinery emergency response efforts as part of the Incident Command structure. + Provide ... control methods. + Prepare and maintain standards, procedures, and training for industrial hygiene related topics to ensure compliance...Must be able to wear appropriate PPE in the refinery (respirator), be able to physically perform all tasks… more
    Marathon Petroleum Corporation (10/01/25)
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  • Team Lead, Process Control Engineering

    Chevron Corporation (Richmond, CA)
    …Responsible for providing leadership and technical guidance to the Richmond refinery in the area of process control performance and operational reliability. ... Strong leadership, decision-making, communication, mentorship abilities, technical knowledge of oil /gas processes, experience in advanced process control, awareness of… more
    Chevron Corporation (12/02/25)
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  • Tech Support Principal Engineer

    AVEVA (Lake Forest, CA)
    …efficient way. **Essential requirements** + 10+ years of Industry knowledge from the Oil and Gas sector [ Refinery Economics] + Strong numerical background, ... work location, job experience, skills, and relevant educational attainment and/or training .** **Job Title:** **Tech Support Principal Engineer** **Location:** USA -… more
    AVEVA (11/04/25)
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  • Forklift Operator

    Clean Harbors (Carson, CA)
    …gallons of used motor oil each year and we have the largest re- refinery capacity in North America allowing us to re-refine more than 150 million gallons each ... with company matching component. + Generous paid time off, company paid training and tuition reimbursement. + Positive and safe work environments + Opportunities… more
    Clean Harbors (12/02/25)
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  • Receiving Chemist I Intern Summer

    Clean Harbors (San Jose, CA)
    …gallons of used motor oil each year and we have the largest re- refinery capacity in North America allowing us to re-refine more than 150 million gallons each ... 30 days of full-time employment + Generous paid time off, company paid training and tuition reimbursement + Positive and safe work environments + Opportunities for… more
    Clean Harbors (12/01/25)
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