Alok Kumar Singh

Experience

• 

  Cairn Oil and Gas

  Jul 2010 - Jun 2021

  • Provided technical & design-based support related to Sand control, Well stimulation, Flow Assurance & Scaling, Artificial Lift, Completion design, Corrosion, Well Integrity, etc. • Conducted Flow assurance studies, including specialized laboratory core-flood tests, to address increased sanding risk & Scaling risk during Polymer & ASP flooding in MBA field.• Developed standardized stimulation recipe for MBA field through inhouse review of >1000 stimulation job performance.• Conducted Artificial Lift selection for MBA field for Polymer & ASP flooding stage. • Evaluated remedial/retro-fit sand control options to mitigate increased sanding risk in producers during Polymer & ASP flooding.• Contributed in introduction of new technology of Permanent Magnetic Motor (PMM) driven ESP to solve scale & polymer deposition issue that caused motor overheating/underperformance.• Designed completion for Raageshwari Deep Gas (RDG) field with primary focus on risk vs reward of installing TRSSSV.• Revisited metallurgy of well completion for MBA, in view of changing downhole conditions and water chemistry. • Introduced new technology of V-pump aimed at solving issues of plugging being faced by conventional centrifugal ESP’s. • Introduced alternative well stimulation technology of WASP (Wireline Applied Stimulation Pulsing) aimed at solving issues of stimulation ineffectiveness of conventional chemical treatments. • Conducted downhole corrosion study for MBA in partnership with Oilplus, UK for investigating root cause of failure & identifying remedial & preventative actions. • Conducted investigation study of production casing failures in partnership with Blade Energy for identifying root cause of failures. Show less • Led 'Completion & Workover' vertical of Petroleum Engineering team handling offshore brown fields - Ravva (east coast) & Cambay (west coast); and offshore exploration block in Krishna Godavari basin (east coast). • End-to-end delivered well completions projects involving frac pack/gravel pack, standalone screens, cased & perforated completions in two offshore drilling campaigns, from planning till on-site supervision. The campaign included challenging workovers and multi-zone selective completions.• End-to-end delivered rig-less well abandonment campaign, first of its kind at Cairn, conducted in an offshore environment for preparing side-track candidate wells prior to drilling campaign, from planning till on-site supervision.• Developed in-house well operations benchmarking model, first of its kind in the organization, containing percentile analysis of operational time-lines against best-of-best & best-in-class, for measuring completion/work-over operations efficiency, invisible lost time & non-productive time. • Delivered projects with strong focus on cost vs production. • Planned work program & budget, tendering & planning for upcoming projects. Liaising with all internal & external stake holders; Internal teams as Production, Sub-surface, PSCM, Finance, HSE, Projects, etc.; External teams as JV partners, Regulatory bodies, Contractors, etc. Show less • Worked in Petroleum Engineering team handling offshore brown fields - Ravva (east coast) & Cambay (west coast).• Responsible for designing well completion, work-over, coiled tubing, wireline, stimulation, production optimisation, artificial lift & abandonment activities, utilising simulation softwares - WELLCAT, PROSPER, CERBERUS, STIMPLAN, OFM, etc. Also, onsite supervision of these activities when required.• Responsible for preparation of completion design, sand control design, A/L design, material selection, etc.• Worked as a Completion & Workover supervisor on drilling rigs during installation of Completions, TCP, open-hole screens, gravel pack, frac pack, liner hanger, etc. in producer and injector wells including horizontal wells with ICD’s. • Worked as DST & SWT supervisor on offshore drilling rigs for exploration campaigns in Krishna-Godavari basin.• Responsible for well integrity monitoring and surveillance of all the offshore wells including preventive maintenance. Established MAASP values for A, B, C annulus for all the wells along with allowable leak rate for TRSSSV’s and valves. Made programs for rectifying well integrity issues. Show less • Worked in Well Services division of Petroleum Engineering team handling all assets (onshore & offshore).• Responsible for well performance monitoring, identification of sick wells through data acquisition surveys (MPLT, IFO, PBU, Pressure surveys), design and execution of remedial activities aimed at restoring productivity/injectivity of wells.• Identification, evaluation and implementation of new technologies to enhance production and efficiency of operation. Contributed in implementation of following new technologies at Cairn: Inflatable straddle packer, Straddle gas lift, Casing leak repair by sealant technology, platform based coiled tubing, sand consolidation resin, telemetry coil tubing assisted stimulation, tractor assisted zonal change, selective stimulation in high water cut oil producers etc.• Designing & monitoring of Well intervention operations aimed at restoring well & reservoir performance -Acids and Solvents based Formation Stimulation for Selective and Non-selective treatment, Chemical, Mechanical and Particulate Diversion Techniques, Zonal Isolation with Mechanical and Inflatable Plugs, Gas lift valve change-out, perforation/re-perforation, well activation, clean-out by Coil tubing, etc.• Designing & monitoring of Intervention jobs varying from Down-hole Video Camera Deployment, CT assisted Fishing and Milling Interventions, Tractor + Stroker assisted fishing & SSD manipulation, cased hole logging, etc. Show less

  • Lead Petroleum Engineer (Production Technology & Artificial Lift, Functional role)

    Jul 2018 - Jun 2021

  • Lead Petroleum Engineer (Well Completions & workover, Asset role)

    Jul 2016 - Jun 2018

  • Senior Petroleum Engineer (Well Completions & workover + Well Interventions, Asset role)

    Jul 2014 - Jun 2016

  • Senior Petroleum Engineer (Planning & Procurement Engineer, Functional role)

    Jul 2013 - Jun 2014

  • Petroleum Engineer (Well Stimulation & Well Intervention, Asset role)

    Jul 2010 - Jun 2013
• 

  ExxonMobil

  Jun 2021 - now

  •Responsible for Identifying, Evaluating, Troubleshooting and Repair of Wells, whether Performance, Integrity or Reliability related. • Responsible for Artificial lift design (ESP, Gas Lift, Rod Pump).• Responsible for Artificial lift monitoring & performance optimization (ESP, Gas Lift & RP).• Planning intervention/well-work operations for revival/repair of ESP, GL, RP wells.• Responsible for Production surveillance, Well test validation, Allocation surveillance.• Identification of suitable candidates for ALS conversions based on production parameters and long-term economics.• Economic evaluations of Workovers (Payouts, NPV, NPV/I, etc). • Prioritization and integrated scheduling of Well-work operations.• Well Integrity Monitoring & Remediation.• Building digital solutions for Daily reporting, ALS failure tracking, etc. on Spotfire. Show less

  • Wells Engineering Supervisor

    Oct 2023 - now

  • Advanced Well Management Engineer for Uncon, Permian - Midland & CBP Units

    Jun 2023 - Sept 2023

  • Advanced Well Management Engineer for Uncon, Permian - Delaware NM unit

    Jun 2022 - May 2023

  • Well Management Engineer for Uncon, Permian - Delaware NM unit

    Jun 2021 - May 2022