John Hilario

Drilling Superintendent at DNO Iraq AS
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Contact Information
us****@****om
(386) 825-5501
Location
Canada, CA
Languages
  • English Full professional proficiency
  • Spanish Professional working proficiency

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Experience

    • Iraq
    • Oil and Gas
    • 100 - 200 Employee
    • Drilling Superintendent
      • Sep 2021 - Present

      Responsibilities: - Start up new drilling operations in 5G project. Responsibilities: - Start up new drilling operations in 5G project.

    • Drilling & Completion Team Lead
      • Nov 2017 - Aug 2021

      Responsibilities: • Managed the well planning and execution of drilling & completion programs for development and explorations wells in the Doseo, Doba, Kibea and Baouda East Basins. • Supervised office staff of 8 personnel and an average field base of 230 personnel. • Promoted a safe work environment for all field operations. • Ensured that Lessons Learned were captured for future reference and optimization. • Proactively drove efforts to optimize efficiency with aim to achieve zero lost time. • Held weekly management meetings with upper management in London to discuss past reviews and upcoming requirements for the project. • Organized personnel & importation of equipment for all required drilling and completion services. • Worked closely with Chinese drilling contractor GWDC to implement and bring performance levels to international standards. • Utilized 1- 1200 HP double diesel electric drilling unit and 1- 750 HP double workover unit, on rigs consisted of 80% national content. • Implemented Rig Move Procedures for optimization of rig move time and safer mobilization of contractor equipment. • Collaborated the development and implementation of Glencore Well Delivery Standards in January 2019. • Ensured that compliance with company policies, procedures and guidelines were followed at all times. • Ensured that Management of Change procedures were implemented and followed for any programs that required changes. • Well designs ranged from vertical, directional and horizontal, utilizing the latest in rotary steerable assemblies with LWD. • Wells were drilled to 450m using a fresh water gel mud system and a Silicate Potassium mud system to section T.D of 3000m. MW ranged from 1.10 - 1.35 SG. • Managed drilling through under pressured intervals. • Wells were cased with a 3- string casing design ranging from 13 3/8” to 7” and 13 3/8” to 5 ½” • Continued on Resume. Show less

  • Sasol
    • Mozambique
    • Senior Drilling Supervisor
      • Jan 2016 - Oct 2017

      Role: Drilling Supervisor contracted to Sasol Petroleum Mozambique Ltd (head office Johannesburg South Africa) Responsibilities: • Collaborated and established Well Engineering Guidelines for drilling campaign. • Established Well Control Bridging document for drilling campaign between Sasol Petroleum and SMP Drilling International. • Established well control procedures for liner running. • Worked closely with Civils Department on location designs to accommodate required equipment and needs. • Locations were located in environmentally sensitive areas of Temane, Inhassoro, Pande and Area “A”. • Utilized Dewet Drilling 200HP mining rig for top hole drilling operations to 200m and setting of 13 3/8” surface casing. • Worked with international French drilling contractor SMP Cyber Rig #105 2000HP. • Drilled development and exploration, directional / horizontal, gas & oil wells to total measured depths of 2200m (1300m TVD). • Rotary Steerable and PDM directional assemblies. • Wells were drilled with a 6 – 12% KCL / Polymer / PHPA mud system with mud densities up to 1.30SG. • Managed drilling through under pressured intervals. • Extensive coring, DST and logging operations performed on majority of wells due to lack of reservoir information. • Wells were cased with 3- string casing designs ranging from 13 3/8” down to 7” liner assemblies with 5 ½” production screens set in open hole horizontal sections. • Lower and upper completions were ran utilizing the drilling rig. • Implemented detailed written instructions for rig crews and 3rd party contractors to follow. • Worked closely with office staff in optimizing cost and time reductions per well. • Field staff consisted of 78% national content. Show less

    • United Kingdom
    • Oil and Gas
    • 1 - 100 Employee
    • Senior Drilling Supervisor
      • Aug 2015 - Dec 2015

      Role: Drilling Supervisor contracted to Euroil Ltd / Bowleven Resources Responsibilities: • Drilled two directional exploration wells to evaluate the Palocene formation sands in an environmentally sensitive area inside of a Rubber Plantation in the Bomono Block • Worked with drilling contractor African Onshore Drilling Ltd Rig #2 600HP from Senegal Africa • Worked closely with drilling contractor to implement international drilling standards • Wells drilled to a TD depth of 1750m with 30-degree inclination tangents from 730m • Wells were drilled with a Gel/Water, Polymer/PHPA/ mud system utilizing a sumpless mud system. Mud weights to 1.62SG • Wells were cased with a 3- string casing designs ranging from 13 3/8 - 7” • Extensive logging programs through each section including LWD, VSP, MDT, MSCT • Implement safe work standards and procedures for daily drilling operations and rig moves • Completion of the wells were conducted utilizing the drilling rig • Worked with 90% national and Senegal crews. Show less

    • United States
    • Oil and Gas
    • 700 & Above Employee
    • Drilling Superintendent
      • Dec 2012 - Jul 2015

      Role: Drilling Superintendent for offices in Tunisia and Mozambique for exploration drilling programs. Responsibilities: • Worked closely with engineering team on the well planning and execution of drilling programs for HTHP exploration wells. • Managed all in country operations. • Overseen construction of roads, locations, airstrip and installation of water wells. • Supervised office staff of 6 - 11 personnel and an average field base of 130 personnel. • Organized and assisted in importation of all required rental equipment and services. • Prepared and organized personnel & equipment for all required drilling services including communications equipment and aircraft. • Worked closely with national drilling contractor CTF Rig #4 2000 HP to introduce International Standards for rig preparation in Tunisia. • Conducted complete drilling campaign in Tunisia utilizing all national and North African field personnel. • Implemented International Drilling Standards and EHS requirements. • Utilized drilling contractor Helmerich & Payne Flex 3 1500 HP Rig #243 for drilling program in Mozambique. • Wells in Tunisia were drilled to 4950m with 4- casing string designs ranging from 20” – 7”. Extended 8 ½ hole sections consisting of 3380m. Extensive coring program through the Frasnian “Hot Shales” formation 260m. • Wells were drilled to 1425m with a KCL/Polymer mud system and from 1425m to TD with a LTOBM. MWs varied from 1.25 – 1.62SG. • Wells in Mozambique were drilled to 4550m with 4- casing string designs ranging from 20” – 9 7/8”. Open hole 8 ½” sections 1600m for main evaluations of the Cretaceous and Upper Juarassic Sand formations. • Wells were drilled with a Polyamine Silicate WBM system and LTOMB. MWs varied from 1.25 – 1.64 SG. BHT 212C • Extensive logging operations through each hole section including LWD, VSP, MDT, MSCT and HT tool assemblies on each well. • Wells were suspended for future evaluation. Show less

  • JKX / Eurodril
    • Ukraine / Bulgaria / Poland / Russia
    • Drilling Advisor / Senior Drilling Supervisor
      • Aug 2010 - Dec 2012

      Role: Drilling Supervisor of drilling, completion, workover and fishing operations. Drilling Advisor on workover & re-entry operations. Responsibilities: • May 2012 to Dec 2012: Drilling Advisor: Planned and assisted on workover & re-entry operations on HTHP gas wells to 5850m with minor H2S content, HT and high concentrations of CO2 in the Maikop Russia area. Worked with complete national crews and office staff Ensuring that programs were executed as per the directive of the London office. Worked as the liaison between JKX / Eurodril and the Russian identity of YGEnergy. • Side-track re-entries with slim hole sizes of 4 ¼”. • Single zone completions, CT clean outs & acidizing, well testing through multi-phase meters • Supervised drilling & completion operations in the Poltava Ukraine and Varna Bulgaria regions. • Oct / Nov 2011: Conducted one of the largest fracs in Poland for 3 Legs Resources / Conoco Phillips. Fractured a 3800m shale horizontal well with 603mT of frac sand in 7 stages. Conducted pump down operations with perforating guns and composite bridge plugs for each stage. • Drilled directional wells from 2550 – 4645m, and drilled longest reach horizontal well to date in Ukraine. • Worked with Polish drilling contractor Kracow on 1000 HP mechanical drilling rig, Ukrainian contractor on 750 HP mechanical Chinese drilling rig, and company owned 500 HP Romanian workover rig. • Supervised rig up and commissioning of Ukrainian contractor 750 HP mechanical drilling unit. • Supervised major workover operations. • Wells were drilled with a KCL / Polymer mud system with mud densities up to 1.80 SG. • Experienced high gas influxes and well stability issues. • Organized and supervised all fishing operations. • Overseen company inventories for drilling and completion operations. • Utilized drilling rig which consisted mainly of single zone completions. • Worked with national crews implementing a safe work environment. Show less

    • Senior Drilling Supervisor
      • Oct 2009 - Jul 2010

      Location: Berkaoui & Hassi Messaoud Fields, Algeria, North Africa Role: Contracted to Halliburton Energy Services for Project Management Group, over-seeing drilling operations for Sonatrach Responsibilities: • Drilled vertical development wells to 3600 meters with 5- casing string designs ranging from 18 5/8 – 4 ½”. • Wells were drilled with a diesel base Invermul mud system. • Each well involved a 6” coring section of 80 – 100m & DST testing. • In depth logging operations including VSP & MDT on each well. • Experienced high gas influxes due to near balanced drilling through the production zones. • Worked with national rig contractor ENTP 1500HP Electric & new cyber Nabors 1500 HP Flex Rigs. • All drilling services on project were with national employees. • Implemented safe work standards and procedures for daily drilling operations. • Completion of the wells were conducted utilizing the drilling rig. • Weekly meetings held with office staff to streamline and optimize drilling operations. Show less

    • Netherlands
    • Oil & Energy
    • 1 - 100 Employee
    • Drilling Superintendent / Senior Drilling Supervisor
      • Sep 2008 - Sep 2009

      Responsibilities: • Drilled vertical development and re-entry wells to 3550 meters in environmental sensitive areas of the Pozo Puesto Cercado fields along the Andes mountain range in the province of Mendoza Argentina. • Worked with drilling contractors San Antonio Drilling Services 1200HP Electric rig & Nabors 1100HP Electric. • Wells were drilled with a Gel/Water, Polymer/PHPA/Glycol mud system utilizing a sumpless mud system. • High pressure low influx water flows encountered at 2950 meters requiring 1.74 SG density to control. • Mechanical casing cutters and casing recovery used for re-entries along with whip stock installations. • Tough drilling conditions encountered due to faults in the volcanic rock formations. • Worked closely with engineers in frac and acidizing designs, supervising field operations for frac and acidizing stimulations. • Worked with unionized national crews. • Created EOWR for new wells drilled. • Created new well designs for cost optimization. • Reviewed drilling NPT from previous wells and implemented changes to optimize current operations. • Created AFE Budgets and Estimates for 2009 – 2010 drilling campaign. • Implemented new bid tenders for 1500 HP & 1200 HP drilling rigs, workover / completion rigs and completed drilling services for the 2009 – 2010 drilling campaign. • Reviewed and summarized bid tenders for award selections. • Implemented new cost reductions of up to 35% per well and reduced number of days spent on location. Show less

    • United Kingdom
    • Oil and Gas
    • 1 - 100 Employee
    • Drilling Superintendent / Senior Drilling Supervisor
      • Aug 2007 - Sep 2008

      Role: Drilling Superintendent / Drilling Supervisor for Ferrexpo Petroleum Responsibilities: • Set up offices in Poltava Ukraine for new exploration drilling campaign. • Designed and programed operations for initial 2 well program. • Supervised construction of initial drill site Zarichna 3A. • Organized and assisted with mobilization of Dafora F400 2000 HP Drilling Rig from Romania into Ukraine. • Organized and assisted in the importation of all required drilling services equipment into Ukraine. • Supervised the rig up and commissioning of newly refurbished Drilling Rig. • The TD for the two wells ranged from 3600 – 4400m. • Wells were drilled with 1.70 SG KCL/Polymer/PHPA/Glycol mud system. Show less

    • Senior Drilling Supervisor
      • Jul 2006 - Jul 2007

      Responsibilities: • Worked on various Chinese diesel electric new generation drilling rigs ranging from 1500 – 2000 HP. • Drilled directional / horizontal, extended reach development and exploration wells with an average TVD of 1650 meters and MD of 4800 - 6000 meters in the environmental sensitive areas along the Northwestern Coastline of Cuba. • Wells were drilled with a Gel/Water, KCL/Polymer/PHPA/Glycol mud system utilizing a sumpless mud system. • Open hole logging operations involved TLC. • Worked within extremely tough drilling conditions due to lack of required materials and proper equipment. • Worked with inexperienced Cuban and Chinese national crews. • Implemented proper work procedures for day-to-day operations. • Completions of the wells were conducted utilizing drilling rig. Show less

    • Drilling Superintendent / Senior Drilling Supervisor , Completion / Workover Supervisor
      • Apr 1998 - Jun 2006

      Responsibilities: • Supported daily operation of 1- 1750 HP & 1- 2000 HP diesel electric drilling rigs and 3- completion / workover rigs ranging from 500 – 750 HP. • Implemented first Heli Operation for Andes Petroleum. • Drilled directional exploration, development, J & S curve, extended reach and rotary steerable wells up to 60 degrees (average T.D. 3200 meters), extended reach and short radius horizontal wells with T.D, ranging from 2600 – 4150 meters in environmental sensitive areas of the Ecuadorian jungles in the Tarapoa (Block 27, Block 14 and Block 17 fields). • Open hole logging operations involving LWD, wire line run and TLC. • Open hole and cased hole fishing operations involving directional equipment, tubulars and packers etc. Free point and back off operations. • Wells were drilled with Gel/Water, Gyp/Gel, PHPA/Potassium/Nitrate, Polymer, Glycol mud systems utilizing a sumpless mud system on 12-16 well pads. • Organized logistics for materials & equipment required for operations. • Worked closely with office staff in well designs and drilling programs, implementing cost reductions of up to 40% per well and reduced number of days spent on location. • Established and introduced safe work permits, proper rig inspections and running procedures of tubulars. • Conducted simultaneous operations on pad wells (drilling, completion, well testing and production). • Conducted multi zone completions, ESP installations, well conversions for water injection, cement squeezes for water shut off, production logging, under-balanced sand clean outs with coiled tubing and hydrostatic bailers, static gradients, acid stimulation 15% - 28% HCL, gravel packs, and jet pump well testing. • Worked with over pressured zones due to water injection. • Introduced proper well testing procedures. • Conducted well tests and production logging operations with ESP assemblies. • Over-seen the construction and running of temporary 10,000 bbl/day test-production facility. Show less

  • Tecpetrol de Venezuela
    • Maracaibo, Zulia, Venezuela
    • Senior Drilling Supervisor
      • Jun 1997 - Apr 1998

      Responsibilities: • Drilled development directional wells of up to 45 degrees (2625 meters T.D), and exploration wells to 3140 meters T.D in the Colon Block of Western Venezuela. • Wells were drilled with Gel/Water, Gyp/Gel and diesel base mud system utilizing a sumpless mud system. • Introduce and establish proper rig inspections, safe work permits, safe work environment. • Worked with complete unionized national crews. • Worked with inexperienced crews and had no lost time accidents.. Show less

    • Canada
    • Oil and Gas
    • 700 & Above Employee
    • Senior Drilling Supervisor / Workover & Completion Supervisor
      • Apr 1988 - Jun 1997

      Responsibilities: • Experience in horizontals, directional, multi lateral, re-entry wells up to depths of 5500 meters in both gas and oil with HTHP wells. • Horizontal extensions up to 1000 meters, short radius horizontals. • Underbalanced drilling with fluids, air, N2. • Percussion drilling with air, and N2. • Multi well pads. • Mud systems worked with Gel Chem, Polymer, Gyp, KCL, Oil base, Diesel base, Invert Sumpless drilling systems. • Drilling and completion of high pressure, high temperature sour critical wells up to 47% H2S and 80% CO2. • Good knowledge of all fishing operations in open hole and cased hole applications. • Well Testing: DST, Single Point & Multi Point flow tests, mechanical, electronic, quartz, sapphire bottom hole recorders, cased hole closed chamber tests, swab test evaluations, ESP and Jet pump installations for well testing. • Well Logging. • Open hole logging. • Cased hole logs. • Well Completions. • Slickline Operations: Running and retrieving of tubing plugs, shifting sliding sleeves, setting bottom hole recorders, bridge plug setting in cased hole and tubing strings, cased hole perforating, tubing punches. • Workover operations. • Cementing: cementation of all casing strings and liners, water shut off squeezes, balanced plugs, lost circulation. • Stimulations: All aspects of acid work, Nitrofied acid foam mats through tubing or coiled tubing, Fracturing with Oil base, Water base, CO2, Methanol, Reformate and Stress Fracs • Coiled Tubing: Well stimulation, selective acid work, well logging, directional drilling and horizontal drilling, cased hole milling operations, well cementing, frac sand clean outs, displacement of fluids, setting and retrieving tubing plugs • Well Planning: Overall planning/organization of numerous horizontal and under-balanced well operations and planning of numerous ERP for sour critical wells in sensitive areas. Show less

    • Rig Manager
      • Aug 1979 - Aug 1988

      Responsibilities: • Provided the needed assistance for the oil companies in order to complete their requirements • Maintained a safe and positive work environment. • Ensured that all equipment was properly maintained and operational. • Ensured crews worked in a safe and efficient manner. • Rig experience with Kremcos, Skytops, Coopers, Kin Rigs, Mountain Rigs, Franks Explorers. • Worked throughout Northern British Columbia, Alberta and New Brunswick Canada. • Experienced all aspects of completions, workovers, re-entries and horizontal drilling. • Worked through the ranks from floorhand to rig manager. Show less

Education

  • Southern Okanagan Secondary School
    1972 - 1979

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