David Alfredo Alejos Bravo

Experience

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  Repsol

  Mar 1996 - Oct 1997

  Supervision of maintenance of the plant shutdown of the La Pampilla Refinery Distillation in the areas I, II, water treatment plant, catalytic cracking treatment plant caustic soda, and oil storage tanks in the activities of maintenance of centrifugal pumps, reciprocating piston hydrostatic testing quality production lines, water lines and storage tanks of 50,000 barrels Maintenance sandblasting and painting of storage tanks 150, 000-100, 000 barrels products finished as Diesel, Oil, Candy, Turbo, Residual 500, various works Metalworking, Welding production lines, lifting assembly and disassembly of electricity generators, etc.. Show less

  • Operations Supervisor

    Jan 1997 - Oct 1997

  • Scholar Thesis - Operations Department

    Mar 1996 - Dec 1996
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  Environment Transport and Planning Portugal

  Oct 1997 - Nov 1999

  Field Supervisor

  Responsible for the implementation of the environmental work of contaminated soil of the Pampilla refinery contaminated soil, solid waste, pollution of groundwater, phreatic napa and economic development and remediation techniques.

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  Tecnologías y Consultorías Ecológicas SAC

  Nov 1999 - Oct 2000

  Environmental Consultant

  Evaluate and diagnose constraints in the environmental aspects of water, air emissions, soil remediation, waste management of various environmental projects in the Mining and Oil and Plant Petolube, Pacasmayo cement, paint hill Mina, Mina Gran Chimu, Jorge Chavez Airport, Complex Ransa, etc.

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  Grupo Energy

  Oct 2000 - Oct 2004

  Chief EHS (Quality, Safety and Environment)

  Carrying out scheduled and unscheduled inspections, audits of integrated management system, performance evaluations, training, security monitoring field work as assembly, disassembly, Transportation Equipment Swab Production, transport of hydrocarbons in Tanks Trucks, welding, work at heights, work in confined spaces (indoor gas monitoring environment), lifting of loads, preparation of matrices hazard identification and risk assessment activities, review of work permits and job safety analysis. Talks general and specific training, advice on risk prevention and environmental management ,. Integrated Management Integrated Management System and Environmental Management works within Lot 8 Petrobras (based on OHSAS 18001 and ISO 14001). Preparation of matrices of hazard identification and significant environmental aspects, risk assessment and preparation of matrices operational control of environmental risks and impacts of the activities carried out. Inspections and supervision of field activities at different work fronts in the lot as slabs civil works, among others. Attending meetings with the client security, safety committees. Talks on new staff induction, training, advice on risk prevention and environmental management. Show less

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  CORPORACION PETROLERA SAC- PERU

  Oct 2004 - Jun 2006

  Supervisor. QHSE (Quality, Safety and Environment)

  Ensures that Company HSE policies, procedures, regulations and objectives are effectively implemented.Responsible for strict adherence to all Company systems, procedures, standards, safety rules and regulations by all Company personnel and contractors on-site.Responsible for clear and concise reporting of all well site drilling activities such as daily drilling reports, material transfers and safety meetings, and capture of lessons learned.Responsible for reporting, investigations and follow-up of all accidents and near misses on-site and effective/lasting closure.Responsible for performing site emergency plans and organizes regular emergency.Responsible for rig moves and rig positioning with proper Risk assessment and mitigation plans.Primary contact with rig and third-party personnel at the rig site to ensure operations are performed in accordance with the drilling program in a safe and cost-effective manner.Ensures safe and timely return of equipment and surplus materials to Company stores upon completion of well operations.Responsible for HSE procedures being continuously enforced, and for making effective decisions in emergency situations. Ensures that safety regulations and practices are respected and followed by all personnel on rig site including drilling contractor and Service Company employees.Ensures operations comply with the Standard Drilling Instructions (SDI) and Drilling Safety Instructions (DSI) Manuals Regularly inspects rig and third-party equipment for adequate maintenance. Maintains inventory of all equipment / materials / supplies and spare parts and report on DDR.Ensures that safety drills/tests are conducted on rig site as per company plan and procedures and reported. Investigates accidents/incidents and follows-up on action plan until fully closed.Liaises with Field Production for site inspections prior to rig move. Ensures safe handover of well area at beginning and completion of drilling activities. Show less

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  Petrex S.A.

  Jul 2007 - Jun 2008

  Tour Pusher (Drilling).

  1. Drilling Oil and Gas wells (Exploratory wells, Appraisal wells, development wells, Re entry wells, vertical wells, horizontal wells) and Work Over & Completion Operations in onshore and onshore rigs Supervised and managed Drilling problems as:• Losses (seepage losses, partial losses, complete losses)• Stuck pipe (differential sticking, hole backed off (bridge), key seat, settled cuttings, shale instability, unconsolidated formation, fracture formation, junk, cement related, stiff assembly, ledges, dog leg, under gauge hole)• Kicks• Shallow gas• Hydrogen-Sulfide• Hole Cleaning• Hole deviation• Drill pipe Failures (twist off, Parting, Collapse and Burst, Fatigue, Pipe-Failure Prevention, junk fall down in the hole)• Mud Contamination• Equipment and Personnel-Related Problems• Bad CMT bond• Producing Formation Damage2. Supervise and ensure work progresses in accordance with company approved drilling, workover and completion programs.3. Monitor and maintain adequate inventories of critical equipment and materials considering the time required for re-supply.4. Remain aware of whole conditions and trends in order to anticipate potential problems. 5. Discuss potential problem with the appropriate company supervisor and provide all relevant facts and observations.6. Ensure through the appointed positions that materials, equipment and are timely and effectively mobilized/demobilized.7. Ensure that all activities are reported in a timely manner and recorded fully and accurately.8. Ensure that every piece of equipment run into the well has been callipered, measured (length, OD, ID e.g.) and that the measurements are accurate.9. Visually inspect every piece of equipment on location that has to do with the operations and ensure they are certified for the intended purposes.10. Responsible for ensuring that the wellbore takes or displaces the proper amount of fluid on all trips. Show less

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  Pluspetrol

  Jun 2008 - Aug 2015

  Workover Supervisor and Engineer Completion ( Company Man )

  • Supervise, review and follow up the activities related to completion and workover with rigs company men at site and overcome the problems to be faced.• Ensure all safety policy and rules are applied at the rigs sites.• Prepare and review the completion, and workover Programs and final reports.• Prepare daily reports including daily timed operations, costing, Problems, consumption of materials, and general progress of work on well site for onshore rigs activity Including time and cost..• Plan And Prepare The Required Contractors And Materials For Rigs Operations• Carry out engineering analysis of the data obtained from rig site and prepare the well report that constitutes the final evaluation of the operations carried out.• Work as completion and work over rig supervisor for both Offshore and on-shore rigs in Corrientes, Andoas and Camisea oil field, good Experience in the following operation : ESP production string design and running.• Slick line operations supervisor (dealing w/ SSS.valve-SSD-G.cutter –Vented/unvented pkr , drain valves & recording SBHP survey)…etc • Electric wire line operations such as: cased hole logging and Correlations,casing gun , perforation, bridge plugs, cmt Retaner, permanent packers…etc.• Well testing (vacuum, injectivity, D.S.T, ……etc).• Washing, Milling And Hard Fishing Operations.• Open and cased hole completion, basic fishing operations.• Assist in preparation of weekly and monthly reports as required.• Very good in calculating cement volumes for casing, remedy, balanced & squeeze cement jobs.• Water shut-off planning (cmt squeeze, bridge plugs, csg patch,Straddel pkr..etc).• Ensure that the work is performed under safe and.• Environmental regulations and policy.• He worked on oil and gas wells in the oil field of the jungle and northwestern • I have good experience in wellhead components and repairing wellheads • Well stimulation (acid, Mull free, etc.) operations and formation evaluation. Show less

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  Frontera Energy Corp.

  Aug 2015 - Dec 2015

  Supervise de Workover ( Company Man )
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  Pluspetrol

  May 2018 - Oct 2021

  Company Man Workover

  Completion, workover & Completion, workover & Well InterventionWorked in Trompeteros Lote 8 as workover, completion & Well Abandonment Company Man responsible for 1- Supervise workover rig with 450 y 650 HP 2- RIH With rod pump & tubing pump 3- replacement of ported tubing junits 4- Cementation Operation 5- re- perforations jobs by TCP 6- squeeze cement jobs 7- slick line operations 8- Injectivity tests9- fishing & milling operations10- Preparing daily workover reports.11.- Cased hole logs ( CBL-VDL-USIT-CCL) 12. Water shut off, 13 ESP trouble shooting & it's installation, 14 test gas & oil well with Packer, 15.-Setting & unsetting retrievable packers, fishing operations, 16.-chemical cutter operations for stuck tubing, 17. killing the well for work over operations, 18- trainer for new company's engineers & summer training engineering students, Show less

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  Servicios Energéticos Ambientales SRL

  Aug 2021 - Dec 2021

  Superintendente de operaciones

  Responsable del Proyecto de los trabajos de completación del pozo AG-3X. con el RIG WEI 100, dar soporte operativo especializado, externos, independientes, con las diversas contratistas y técnica en las operaciones de involucraron trabajos de Pesca, corte químico, cementación, cementación forzada squeeze, registro Wire line, Slickline, cementación con Coiled tubing, cambio de cabezales sección A,B y C, y operativa en la Elaboración del Plan Integral de la intervención del pozo AG-3X, , inspección y check list del equipo de WO, componentes y herramientas, revisión de certificaciones de equipos críticos (BOP, equipos rotativos, bombas y Generadores).Responsable de la Implementación del RIG WEI 100, Inspección Categoría III y IV Norma API 4G RP, mantenimiento preventivo, Gestionar y administrar los recursos operativos, movimientos, seguridad y personal para los trabajos del Workover del pozo AG- 3X del Lote 31. Show less

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  UNNA Energía - AENZA

  Jun 2022 - Aug 2022

  Company Man - Well Abandonment

  Planificación de los trabajos de abandono de Pozo del Lote I, diseño de cabezal para intervención de pozos a abandonar y materiales a utilizar, revisión de programas de abandono de pozos y trabajos diversos.

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  Olympic Peru Inc.

  Feb 2023 - Nov 2023

  Company Man Workover

  Trabajos de Workover en Pozo de Gas en la zona del Lote XIII B, Responsable en la locación de todos los trabajos Workover en el Pozo en 08 pozos de Gas, Wire Line, Sclik Line, Pescas, Molienda de tapones, fracturamiento hidráulicos, Baleos con TCP, Convencional, RiG LESS, anclar packer de producción, pruebas de TCP, y etc. Completacion de 32 Pozos de Petróleo y Gas en el Lote B.Responsable del control de las contratistas de baleos, registros, Pesca y herramientas, Fracturas, Wile Line, reporte diarios en Open Well y Reporte Operativos, Manejos de personal y Contratista para el éxito del proyecto. Show less

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  Upland Oil & Gas, LLC

  Jul 2023 - Sept 2023

  Ing Completacion Company man-Consultor

  Elaboración del programa de pozo Pozos de gas para el Workover del lote XXIII,