William Chessum
Technical Director, Carbon Management Team at California Resources Corporation- Claim this Profile
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Bio
Experience
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California Resources Corporation
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United States
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Oil and Gas
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500 - 600 Employee
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Technical Director, Carbon Management Team
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Sep 2021 - Present
Long Beach, CA
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Technical Services Team Lead
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Nov 2018 - Sep 2021
Long Beach, CA - Formulate regulatory strategy and lead engagement with stakeholders, local and state agencies, and technical personnel on regulatory affairs for Ventura, Huntington Beach and Los Angeles Basin - Manage regulatory team responsible for maintaining compliance with growing list of California regulations that include permitting, testing, surveys, idle well management and project updates - Responsible for weekly regulatory update and plan forward to Leadership… Show more - Formulate regulatory strategy and lead engagement with stakeholders, local and state agencies, and technical personnel on regulatory affairs for Ventura, Huntington Beach and Los Angeles Basin - Manage regulatory team responsible for maintaining compliance with growing list of California regulations that include permitting, testing, surveys, idle well management and project updates - Responsible for weekly regulatory update and plan forward to Leadership Team - Interpretation and implementation of new regulatory policies and practices - Coordinate the resolution of technical issues with surface and subsurface teams such as interpretation of step rate tests, injection containment demonstration and well and facility decommissioning
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Senior Reservoir Engineer
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Feb 2014 - Nov 2018
Long Beach, CA Reserves & Development - Worked collaboratively with geologists, production and drilling engineers to develop Plan of Depletions that included identification of new development projects to replace base production over the next 5 years - Identified bypassed pay utilizing horizontal well technology - Completed technical evaluation for various workover jobs that included volumetrics, rate estimates, economics, documentation and presentation to peers and other… Show more Reserves & Development - Worked collaboratively with geologists, production and drilling engineers to develop Plan of Depletions that included identification of new development projects to replace base production over the next 5 years - Identified bypassed pay utilizing horizontal well technology - Completed technical evaluation for various workover jobs that included volumetrics, rate estimates, economics, documentation and presentation to peers and other stakeholders Reservoir Management - Supported drilling and wellwork departments in general operations and completion design - Completed post job drilling and wellwork evaluations and reported results to colleagues - Managed reservoir voidage to control subsidence while maintaining optimal production - Worked directly with Well Surveillance to optimize injection and base production - Functioned alongside multiple departments to develop and present a Life of Field Plan to stakeholders - Led reservoir simulation model update that included geo-model update and history matching Technical Studies and Advancements - Completed post job reviews on problem wells to document and share lessons learned - Spearheaded short-term injector shut-in project that increased overall injection by up to 50% on individual wells and presented findings at the annual CRC Business Conference - Coauthored SPE technical paper on the use of machine learning to uncover successful attributes in producer acid stimulations. Results saved hundreds of engineering work hours every year - Developed and implemented Injector Acid Selection Tool that saved $500,000 in OPEX annually - Mentored college intern project to build a behind-pipe pay identification and ranking tool
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Oxy
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United States
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Oil and Gas
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700 & Above Employee
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Gas and Power Engineer
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Nov 2008 - Feb 2014
Long Beach, CA Engineer - Chief engineer for a 50MW power plant, associated gas plant facilities and sales metering - Managed gas sweetening processes (H2S/CO2 removal) for over 12 MMscfd - Optimized Facilities Best Practices to assure performance and cost effectiveness - Provided leadership and technical support to Facilities Engineering and Operations - Accountable for all measurement including AB-32 GHG compliance - Directed multi-team Root Cause Failure Analysis meetings after… Show more Engineer - Chief engineer for a 50MW power plant, associated gas plant facilities and sales metering - Managed gas sweetening processes (H2S/CO2 removal) for over 12 MMscfd - Optimized Facilities Best Practices to assure performance and cost effectiveness - Provided leadership and technical support to Facilities Engineering and Operations - Accountable for all measurement including AB-32 GHG compliance - Directed multi-team Root Cause Failure Analysis meetings after significant failures - Worked with the HSE team to ensure PSM and RMP regulatory compliance - Determined gas production projections and usages within facilities - Worked closely with City of Long Beach to nominate monthly gas sales into their system - Created gas plant and pipeline simulation models to aid in troubleshooting and optimization of the system Project Manager - Executed projects while closely tracking costs and schedule and recording zero safety incidents - Coordinated MOC process for all plant and pipeline related engineering changes - Generated long term facilities and equipment repair/replace/upgrade scopes and schedules - Identified, evaluated, and implemented special projects and process improvements - Organized and led various PHAs, Risk Analysis meetings and morning safety meetings Show less
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Lanmark
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Canada
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Oil and Gas
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1 - 100 Employee
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Project Engineer
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May 2006 - Oct 2008
Calgary, AB Canada - Conducted pipeline pre-scouting, gathering system map generation, capital planning, bid formulation, tender evaluation, equipment and piping sizing and specification and process optimization - Ensured engineering design meets or exceeds provincial regulatory guidelines - Performed detailed engineering analysts on a variety of facilities and pipeline gathering systems - Responsible for all aspects of wellsite, pipeline, and facility procurement and construction management
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Education
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University of Southern California
Master's degree, Petroleum Engineering -
The University of Calgary
Chemical and Petroelum Engineering -
The University of Western Ontario
Bachelor of Science (BSc), Mechanical Engineering