Joseph Sheikhi

Experience

• 

  National Iranian Oil Company

  Mar 2004 - Oct 2012

  Reservoir Engineer - Field Development- Production Optimization- ESP Design | EOR

  • Participitation in preparation of master development plan (MDP).• Built /simulation of several reservoir models using Eclipse and Petrel RE.• Built / simulation of single well model and run sensitivity case study• Performed Rock typing to overcome reservoir heterogeneity regarding different approaches such as hydraulic flow unit, porosity-saturation Classification, and Porosity Variation) and identifying the initial and residual saturation, capillary pressure and relative permeability curves for different rock types through core, raw and interpreted petrophysical logs• Performed fluid PVT and Rock property analysis, and prepare them as input for reservoir simulation.• Conduct property population and upscaling geological reservoir model• Study and comparison of saturation modeling in transition zone by different approaches. • Present a new and modified saturation model.• Supervising DST, MDT and XPT operation in several fields.• Supervising Wireline and PLT operation • well performance Analysis in Gas condensate field • PLT interpretation utilizing excel base calculation and Emeraude software• Buit/run slim tube simulation to conduct gas injection feasibility study. • Built Gap network model for south pars to identify production bottlenecksDynamic model construction of region B and C in South Pars Oil layer. Initialization, model validation, presenting different well pattern, production prediction. • Single well model study to perform sensitivity analysis on reservoir parameter uncertainties and well production parameters.• Waterflooding analysis through considering different injection scenario to pressure maintenance and enhance oil recovery • Participate in preparing full field master development planning for South Pars Oil layer. Show less

• 

  CAPE GROUP

  Jan 2009 - Jan 2010

  Welltest engineer | WellTesting | Pressure Transient Analysis

  Interpreted, reviewed and reported well test analysis for seven exploration gas fields. overall more than 50 DST analysis.

• 

  JAHANPARS GROUP

  Jun 2010 - Oct 2012

  Lead Production Engineer | Production Optimization | Artificial Lift Design | Gas Lift

  I engage to design gas lift system for one of mature filed at southwest of Iran. More than 30 vertical wells have candidated to design for gas lift. Reservoir has an API 36 , GOR =850 and Pr=3200 psi. The main issue was production with high WC% through the large production casing (9 5/8").• Performed Nodal analysis to identify well performance before gas lift design.• Design Gas lift well for Pazanan oil field• Analysis flowing oil pipelines and select suitable correlation.• Performed flow-line sizing• Performed gas lift network model and optimization utilizing VBA programming• Conduct required compressor & power calculation• Present Recompletion program for Pazanan Field• Presenting a program to convert existing wellhead X mass tree to gas lift production• Economic evaluation to select best gas lift production scenario Show less

• 

  Tehran Energy Consultants (TEC)

  Jan 2012 - Oct 2012

  Reservoir Engineer | Field Development | Simulation (Part Time)

  Full field development of Yaran Oil field (STOIIP 700MMSTB), Kish Gas Field (GIIP 70 TSCF)Major Responsibilities:• Accomplished basic reservoir engineering, data QC, reservoir rock and fluid characterization and prepare representative input data into the simulation model. • Built and perform full field dynamic model, initialization, model validation, upscaling, well placement, multiple production prediction scenarios. (Eclipse, Petrel RE)• Carried out uncertainty analysis on single well model and full field model (MEPO, experimental design)• Study water flooding analysis considering different injection scenario to achieve the best pressure maintenance and enhance oil recovery • Prepared early production stage and full field master development planning Show less

• 

  EORC - (SHELL & PETRONAS JV)

  Oct 2012 - Apr 2016

  I have been involved in the delivery of megaproject mature field redevelopment in Malaysia as a senior reservoir engineer. Challenging rejuvenation of Malaysian offshore field (Bokor) had 900+ MMSTB STOIIP, 110+ Strings, 160+ stacked reservoir units, +30 years production history.The main task was exploitation of bypass oil and enhanced field production by EOR method and infill wells.SUMMARY OF HIGHLIGHTS:• Built simulation model and liaise with G&G to ensure achieving high-quality history matching (TNavigator, Eclipse,Petrel RE)• Achieved reliable dynamic model with an excellent benchmark against most recent post production saturation logs and well test data• Carried out uncertainty analysis with HM of screened multiple Geo-model realizations to assess expected reserve ranges (Geo-screening)• Developed and proposed optimum location, count of injector and infill drilling wells.• Provided production forecast range for different scenarios including WAG injection.• Evaluated hysteresis impact on WAG performance to employ suitable hysteresis model and expected upside reserve• Evaluated and proposed successful completion replacement of Stand Alone Screen (SAS) with current Internal Gravel Pack (IGP) result in 60 MM$ save on cost• Provided Reservoir engineering support to WRFM (Well, Reservoir, facilities management) team on surveillance/monitoring practice on effective WAG implementation• Presented works to host authority, shareholders and JV team and pass successfully multiple milestones with excellent feedbacks• Led / Mentored junior reservoir engineering staff Show less Fast track evaluation to locate the remaining oil (LTRO-Shell method) to support Bokor phase 3b development in terms of no. of proposed infill wells and location, expected recoverable volumes, no. of wellhead platforms and locations.SUMMARY of HIGHLIGHTS:• Generated set of surveillance maps showing current fluid contacts by integration of RE and G&G approach to better understanding of driving mechanism, fluid movement, and production behavior (PETREL, OFM)• Detailed volumetric calculation of remaining oil gas volume at well, layer and reservoir by analyzing past production history (decline curve analysis, OFM, MBAL)• Accomplished reservoirs, layers, and wells back allocation for the entire field and improved existing allocation (OFM, Excel VBA) • Identified no. of infill opportunities, targeted reservoirs• Delivered production forecast using type curves (analytical technique) for NFA and new infill wells • Result of LTRO work later was successfully confirmed with new built simulation models• Provided input data to be used in new CPP concept selection for mature field redevelopment and EOR Show less Field Development of Garraf Oil field, IraqSUMMARY OF HIGHLIGHTS:• Reviewed of all works/activities carried out at project• Highlighted current model defects and present constructive solution to improve• Designed and proposed optimum water injection pattern and well spacing for field development• Proposed /reported earlier ESP pilot injection and its justification• Proposed a technical feasibility to revive dump flooding injection method as a very cost effective method comparing to existing conventional method Show less Evaluation for Acquisition/Divestment of new Malaysian/ international blocks/assets or farm-in opportunities offered by other companies in Brazil, Ivory Coast, Myanmar, East of Malaysia. Major Responsibilities:• Accomplished updating Gumry field simulation model in South Sudan, proposed optimized infill drill well locations plus workover improved recovery by 7% in comparison with an earlier proposal.• Optimized injector well locations utilizing streamline simulation at Gumry field.(Frontsim)• Achieved reduction on no. of infill wells at Hammal oil field @South Sudan by half by implementing proper history match and production forecast without losing reserve, so some cost saving• Carried out developing/ monitoring/interpretation/reporting of multiple oil gas well test program (Saphire).• Prepared oil gas PVT acquisition program and raise the budget.• Reviewed and QC of available data and investigating analog data from offset field/area/ wells as reliable inputs.• Delivered production forecast, water/gas injection scheme and no of wells (prod/Inj) for oil gas assets.• Prepared fruitful conceptual development plans (FDP/ADP) utilizing classical reservoir engineering methods such as MBAL, Gap, Prosper, FORGAS.• Presented to Company steering committee with the proposal being accepted Show less

  • Senior Reservoir Engineer | EOR | Exploitation | Field developement | Simulation | Production

    Oct 2014 - Apr 2016

  • Senior Reservoir Engineer | Exploitation | Locating The Remaining Oil | LTRO

    Jan 2014 - Oct 2014

  • Senior Reservoir Engineer | Field development | Simulation | EOR

    Oct 2013 - Dec 2013

  • Senior Reservoir Engineer | Business Development | Conceptual Field Development | EOR

    Oct 2012 - Oct 2013
• 

  POGD

  May 2016 - May 2017

  Co-Founder- Managing Director
• 

  Browse Energy pty ltd

  May 2017 - Aug 2019

  Associate Reservoir Engineer

  Built an integrated production model to evaluate of infill opportunity, reserve booking and optimization of an Australian producing Gas/condensate field with 15 years of production history. (Prosper, Gap, Mbal, Resolve, Eclipse) Built and Calibrate an Integrated Production model, consist of Reservoir model (Eclipse), Surface network model consist of Pipeline , platform, wells and Separators (Gap), Well model (Prosper), Economic Model (Excel) and Process model Maximized Condensate by prioritizing producing wells within production system constrains Optimized timing of infill drilling sequence Evaluated compressor installation vs infill drilling considering timing of compressor late vs early Integrated cost model into IPM forecast and select the best economic case Show less

• 

  Sierra Reservoir Consultancy

  Jan 2019 - Aug 2020

  Director Of Technical Services

  - Created an data_driven app with machine learning methods for well completion optimization at Duverney and Montney formation- Built a robust predictive model for 12 month production forecasting, Analysis of existing well performance based on most important hydraulic fracture parameter. This tool allows operator on selecting optimum hydraulic fracture parameters with high accuracy in fraction of hour.- Utilizing Machine Learning Methods on Rock Fabric Classification/Clustering by Core Data.Designing an algorithm to classify rock type based on core measurement data and developing a correlation for rock properties to expedite asset evaluation with confidence without spending money on acquiring new data Show less

• 

  Abra Controls

  Aug 2019 - Aug 2020

  Data Scientist-Reservoir Engineer
• 

  Revsolz Corp.

  Aug 2020 - now

  Engineering & Technology Manager