13 Results for

Petroleum Engineer Jobs in Long Beach, CA

Jobs

Wilmington, CA30+ days ago

$90,700–$136,100 Per Year

Duties may include the following: analyze refinery process flow data and compare to recommended optimum levels, this will help in identifying equipment failures which cause variances in capacity from the optimum levels; update information on gasoline blends and tank samples in preparation for an annual blender waiver audit; develop applications to better present process data for refinery operating decisions. Duties may include the following: perform process calculations for the Risk Management Plan, including taking physical surveys of refinery process units; work on various process engineering projects within a Wastewater Treatment Plant; participate in inspections and/or testing that is conducted by federal, state, or local officials.

Carson, CA30+ days ago

$119,900–$206,800 Per Year

Minimum Qualifications: + Bachelor’s Degree in Engineering and at least 7 years of Engineering project management experience in a refinery, petro-chemical or other related heavy industry OR Must have a High School Diploma and 12 years of Project Management experience in a refinery, petro-chemical or other related heavy industry.(Education must be obtained/completed prior to start date). MPC also owns the general partner and majority limited partner interest in MPLX LP, a midstream company that owns and operates gathering, processing, and fractionation assets, as well as crude oil and light product transportation and logistics infrastructure.

Wilmington, CA30+ days ago

$90,700–$136,100 Per Year

Area Refining Engineer/Project Engineer: Refining/Project engineers are involved in the technical development and project management of all types of refinery projects, organizing and coordinating projects within a multi-discipline team from conception through construction and startup. MPC also owns the general partner and majority limited partner interest in MPLX LP, a midstream company that owns and operates gathering, processing, and fractionation assets, as well as crude oil and light product transportation and logistics infrastructure.

Wilmington, CA30+ days ago

$90,700–$136,100 Per Year

MPC also owns the general partner and majority limited partner interest in MPLX LP, a midstream company that owns and operates gathering, processing, and fractionation assets, as well as crude oil and light product transportation and logistics infrastructure. Typical activities range from providing technical assistance as a team member in maintenance type functions and supporting projects to leading the execution of project to improve the plant electrical and instrumentation systems.

Costa Mesa, CA30+ days ago

$114,000–$169,290 Per Year

WSP’s Costa Mesa office provides a broad range of services in engineering and environmental sciences including environmental assessment and remediation, water/wastewater engineering, water resources, environmental compliance, geotechnical design, stormwater infrastructure design, materials testing, and decision analysis. WSP is looking for a Lead Remediation Engineer for our Costa Mesa office with experience in consulting, selling, managing, designing and implementing Environmental Multi-media Remediation programs for a variety of clients in the Industrial, Government, Energy, Oil & Gas and Transportation sectors.

Wilmington, CA30+ days ago

Past projects/duties include: analyze refinery process flow data and compare to recommended optimum levels, this will help in identifying equipment failures which cause variances in capacity from the optimum levels; update information on gasoline blends and tank samples in preparation for an annual blender waiver audit; develop applications to better present process data for refinery operating decisions. Past projects/duties include: perform process calculations for the Risk Management Plan, including taking physical surveys of refinery process units; work on various process engineering projects within a Wastewater Treatment Plant; participate in inspections and/or testing that is conducted by federal, state, or local officials.

New!

LONG BEACH, CA6 days ago

$47–$61 Per Hour

Field activities may include walking to and amidst work and/or construction sites, climbing in and out of trenches, working around heavy equipment, negotiating rough terrain, areas of loose rock and working in confined spaces. Must be able to climb tanks (averaging about 60 steps) safely and without assistance, including holding on to a handrail with one hand and carrying equipment (such as tank gauging tools) and/or tool bag in other hand.

Torrance, California30+ days ago

$39.56–$65.93 Per Hour

Committed to delivering a Higher Level of Reliability, Acuren provides an unrivaled spectrum of capabilities including inspection, traditional and advanced NDE/NDT, failure analysis, rope access, materials engineering, field engineering, reliability engineering, drones, robotics, V-Deck and condition-based monitoring services. Continuing to build on a strong heritage of safety, quality and professionalism, Acuren strives to maintain incident free work environments, pursues advanced technical developments, and supports reliability programs that are valued by clients and employees.

Torrance, California30+ days ago

$39.56–$65.93 Per Hour

Torrance, California22 days ago

$34.64–$43.30 Per Hour

New!

Torrance, CA1 day ago

$39.56–$65.93 Per Hour

New!

Torrance, CA1 day ago

$39.56–$65.93 Per Hour

Wilmington, CA30+ days ago

Typical college co-op assignments include the following: troubleshooting system power supply problems, control system programming, hardware and software lifecycle replacement projects, installing and troubleshooting communication networks and monitoring control system performance metrics. The majority of Electrical Engineering co-ops and interns enter into the following positions: Electrical & Instrumentation (E&I) Project Engineers work on a variety of real-world electrical and instrumentation projects in a refinery setting.

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Petroleum Engineer Jobs in Long Beach, CA

Jobs

Refining Engineer 1 - Chemical Engineer - Intern to Full-Time ConversionMarathon Petroleum Corporation

Project Engineer - Major ProjectsMarathon Petroleum Corporation

Refining Engineer 1 - Mechanical Engineer - Intern to Full-Time ConversionMarathon Petroleum Corporation

Refining Engineer 1 - Electrical Engineer - Intern to Full-Time ConversionMarathon Petroleum Corporation

Lead Remediation EngineerWSP USA

Refining Chemical Engineering Intern/Co-op Summer 2026Marathon Petroleum Corporation

Maintenance Technician - WatsonKinder Morgan

CWI/ Certified Welding Inspector - Call-Out Work In CaliforniaAcuren Inspection, Inc.

CWI - Call-Out Work in CaliforniaAcuren Inspection, Inc.

DR/CR RT TechAcuren Inspection, Inc.

CWI/ Certified Welding Inspector - Call-Out Work In CaliforniaAcuren

CWI - Call-Out Work in CaliforniaAcuren Inspection

Intern/Co-op - Refining Electrical Engineering - Spring 2026Marathon Petroleum Corporation

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