Well Completions upper & lower
NELSON OTULU
Cased Hole Completions Engineer
Midland,TX
Summary
Detail-oriented team player with strong organizational skills. Ability to handle multiple projects simultaneously with a high degree of accuracy with dedication and results-driven cased hole completions engineer with vast experienced in the energy industry that span over 18yrs.
Overview
17
17
years of professional experience
5
5
years of post-secondary education
8
8
Certificates
Work History
Intelligent Well Completions Engineer ( Cased Hole
Baker Hughes Oil Tools
Midland, TX
03.2022 - 03.2024
- • Mechanically built hornet packer, WL setting tools, plugs and pressure test them in the workshop.
• Exceptional mathematical skill in well hydraulics, space out, tubing yield strength and burst pressure.
• Install 5-7''Hornet packer with XN-nipple 2-7/8''X2.313'' EUE 2.201''nogo, plug, GLV, Gauge, CIV, Sleeves, pressure test completed well.
• I have performed different installation services down hole with packers, Fiber Optics, Mech. & WL down hole set tools, liner hangers, SSV, CIV, Gauges, Nipples, Sleeves, GLV etc.
• RIH IPC 2-7/8'' 6.5#'', 8rd L-80 EUE prod. tbg, on 7''X2-7/8'' TH.
• Determine string up/down weight with well KB for space-out.
• Produce well design after successful operation, hand over to company rep.
• Superior knowledge on different facets of field operations including but not limited to completions, remedial work-overs, Artificial lift, well monitoring, Service tools, WL setting tools, fracturing etc.
• Technical skill on well completions tools (OD, ID, thread, grade, name, type, pressure) and determining depth to be installed down-hole.
• Plan well completions project with complex well intervention design and execution.
• Very skillful in fiber optic splicing, testing, software to terminate fiber
• wavelength, gain, loss, break (Fusion, mechanical Splicing & OTDR).
• Fiber optics fusion & mechanical splicing of SM/MM fibers.
• Optical testing of all fiber modes (SM/MM).
• Fiber Optics In-line, H&Y splice using fusion or mech. splice.
• Identify Fiber Optics Buffer, Cladding and core.
• Fiber optics monitoring and powering up down-hole gauges.
• OTDR trace to determine slope, losses, wavelength's at 1310nm, 1490nm, 1550nm. SCADA then terminate at customer site.
• OTDR trace for gain, end of Fiber optics, break with loses of 1310/1490 around 1.4Db.
• Experience in Fiber Optics parts& accessories, splicing, preparation.
• I have RIH completions tools (Splice Sub/Guillotine/premier Packer /Gauges / FCV, SHCMS, HCMS).
• I have installed single and multiple electronic/fiber optic and TEC cable Reservoir Monitoring Systems, with different gauges.
RF Software Engineer
Samsung Telecom
Hartford, CT
11.2019 - 03.2022
- Conduct through put test on object in space using XCAL software
- Carry out test different software test (TCP-DL,UDP-UL,TCP-UL,UDP-DL) using JAVA
- Etc
Completions Engineer. (Tools, fluids & Solid Control)
Schlumberger
Scott, LA
12.2018 - 11.2019
- Deploy and operate all Schlumberger completions tools
- Maintenance work on completions fluid equipment.(Filter press,VPL-600, cartridge-pod, slurry tank, wilden-pumps, centrifugal pumps etc) Supervise and oversea all completion tools deploy down-hole
- Maintenance work on pumps, Solid Control equipments and brine filtration equipments
- (Verti-G vertex dryer, CD-250,414,518-HV & CD500 Centrifuge, Meerkat PT & Mongoose PT shale shakers) Etc.
Cased hole completions
Baker Hughes International
Port-Harcourt, Rivers State, Nigeria.
03.2014 - 03.2016
- Lower completions
• I have deployed GPV 9-5/8''csg setting shoe.
• RIH shoe polish stinger assembly.(1/2'' mule shoe guide with baffle-sub & 2each 80-40 (4'') seal unit ,perforated pop-joint with 4'' stand, Hydrill511, 11.6# wash pipe )
• RIH 9ga 5-1/2'' sand control screens of 225micron in 8-1/2'' open hole with 5-1/2'' blanks-pipe
• Deploy Lower completions assembly using 5-1/2” DP @ Max speed 4min/stand, slip/slip in open hole
• Set lower completions SC-2 packer @ 3500psi – 4200psi
Intermediate completions
• 5½” Ratcheting Mule Shoe Assembly
• 5-1/2” 20# VAM FJL Pup joint
• XO, 7" SLHT x 5-1/2" Vam FJL Pin / 5-1/2” 20# Pup joint
• Inner String: ( 4” Bull Plug, Perforated pup, RB Closing tool, XX 4” Wash pipe (Stick out))
• Set SC-2 packer between 2500psi – 4000psi
Upper Completions
• Ratcheting mule shoe guide with shearable centralizer.
• Deployed Titan-8 safety valve(TRSCSSV) with 5 ½” Vam Top 20# 13Cr tubing
• IWC Selective Oil Producer Assembly (Splice Sub / Guillotine / premier Packer / Gauges / FCV,SHCMS,HCMS)
• Deploy UC PBR Assembly (Tubing Space Out Joint (TSOJ)), Nipples assembly.
• RIH R-Nipple bottom no-go OD-5.047”,ID=3.81”, GLM 5-1/2” OD=8.346”,ID=4.587”
• Deployed TH with 5 ½” Vam Top 20# L80 tubing
• Lead engineer on subsea gauges and intelligent well completions tools down hole.
• Deploy and set GT parkers, Premier parker, SC-R1 & SC-R2 parkers at setting depth.
• Determining of down-hole TEM/Pressure using SurSENS 175,150 & 125 triple subsea gauges.
• Built an Intelligent well system Assembly at BAKER HUGHES workshop base.
• Make up CIV mandrel to ARTIFICIAL LIFT ESP gauge, ESP motor, ESP seal, ESP intake, ESP pump, ESP discharge gauge unit, ESP discharge head and finally a cross-over pop joint.
• Carry out ARTIFICIAL LIFT cable splicing at rig floor, testing and termination at tubing hanger.
SALES MANAGER (Drilling Tools)
NATIONAL OILWELL VARCO (NOV)
Port-Harcourt, Rivers State, Nigeria.
04.2013 - 03.2014
- Issuing of Shaker screen and advices to client on improvement and right screen selection
- Selection of screen sizes for different drilling zone to client
- (VSM-300 screen type MG,HC,XL,XR, 27''X35.5''/ King Cobra screen type HC,XL,XR, 25''X49.3125'')
- Issuing of proforma invoice, quote,PO etc
- To client
- International sales transaction btw NOV and other client in Sub-Saharah Africa
- Ordering of OEM parts from overseas to client
- Coordinating all business activities of NOV Nigeria
- Generating revenue to sustain Nigeria Geo-market
- Weekly sales/operations meeting with NOV country manager on business strategies
- Rig site equipment count and financial revenue generated from equipment rental
- Weekly meeting with major client on operational satisfaction and improvement
- Updating NOV vice-president with Nigeria revenue/sales activities
- Ordering of screens from Malaysia to restore Nigeria inventory
- Supply shale shaker parts for clients on equipment maintenance.
Drilling Field Engineer
NATIONAL OILWELL VARCO (NOV)
Port-Harcourt, Rivers State, Nigeria.
02.2013 - 04.2013
- Maintenance Work on mud centrifuge and vertex dryer
- Transfer cuttings from shaker to vertex dryer through an auger
- Carrying out centrifugal spin on Vertex drying to separate cuttings from drilling mud
- Carry out Retort analysis on cuttings to determine percentage oil/H20 ratio on dry cuttings
- Transfer treated mud from Vertex dryer to centrifuge equipment for further separation
- Transfer cuttings to skips through an auger, onward to town via vessel /truck
- Treated mud's are sent back to mud pit, to complete drilling circle
- Perform daily morning report on numbers of skips used and quantities needed
- Perform daily morning report on mud properties and operational activities
- Perform G-Force analysis test on NOV Brandt VSM-300 & King cobra shale shaker to confirm its optimum vibration using base Station& accelero-meter
- General overhauling and maintenance of damage shale shakers(VSM-300 & king cobra)
- Maintenance work on free flow slider tank and centrifugal pump
- Maintaining mud weight as required for drilling operation
- Operations of Vertex dryer and Centrifuge
- Etc.
Completions Engineer
PROFLUID OIL WELL SERVICES
Port-Harcourt, Rivers State, Nigeria.
10.2009 - 02.2013
- Presentation of completion work on paper (CWOP) for Total E&P Usan project on West Capella & Pacific Scirocco Rig
- Integration & Commissioning of brine fluid Unit on WEST CAPELLA & PACIFIC SCIROCCO RIG
- Project Engineer on Total E&P usan project for profluid oil well Services on completions fluid
- Project Engineer for Agip oil on completions fluid program, circulation & displacement operation
- Perform solid content analyses from a crystalline fluid using crank centrifuge
- Perform fluid filtration of KCL, CaCL2, NaCL, inhibited H2O, NaBr, ZnBr2, CaBr2, for zero solid particles on fluid
- Confirm fluid Nephelometric turbidity test is less than 2 prior to running in hole as outline by the program
- Document analyses and test report in memos and report result on daily morning meeting
- Prepare end of well reports (EOWR) and operational cost estimate for each well
- Knowledge of pre-qualification job bidding
- Experienced in Completions operations, Sand control systems and applications
- Experienced in expandable screens, stand alone screen, blanks and Hangers installations
- Experienced in Gravel pack and Frac Pack tools installations
- Experienced in Gravel Pack and Frac Pack design and execution
- Experienced in well completions operations in deep offshore on a drill ship
- Experience in oil well Production, artificial lifting equipment's, pump & SPC Cable
- Exercise leadership and ensure successful completion of projects offshore and land rigs.
Trainee Petroleum Engineer
SOWSCO WELL SERVICES
Port-Harcourt, Rivers State, Nigeria.
07.2007 - 09.2009
- Oil well cementing job on 13 3/8 surface casing, 9 5/8 intermediate casing and squeeze Cementing job
- Filtration of completions fluid brine on all SHELL & CHEVRON land and offshore rigs
- Wellhead maintenance job and installation of CCU on flow line channel to flow stations
- Installation of Cameroon Control Unit (CCU) & the removal of flow line safety valve to maintain stable pressure on Wellhead maintenance job
- Installation & maintenance of Beam-box to regulate pressure on wellhead
- Installation of NRV to secures a flowing well, using lubricator valve etc
- Maintenance job on a swivel joint, treating line and pop joint for cementing operation
- Maintenance of 9-5/8'' cement head and valve maintenance
- Conduct comprehensive lecture on cement placement down hole and operational activities.
Education
M.Eng. - PETROLEUM ENGINEERING
Texas Tech University Lubbock (USA)
Lubbock, TX 02.2024 - Current
B.Eng. Honours (3.55 GPA) PETROLEUM ENGINEERING - PETROLEUM ENGINEERING
University of Benin
Benin City, Nigeria. 2003.11 - 2008.11
Skills
SOFTWARE skills
Interests
Well monitoring Fiber optics splicing
Well monitoring TEC splicing
Mechanical installation of completions tools down-hole
Wire-line installation of completions packer down-hole
Fiber Optics installation down hole
Completions tools installation
Certification
Cased Hole Systems - Completions
Timeline
M.Eng. - PETROLEUM ENGINEERING
Texas Tech University Lubbock (USA)
02.2024 - Current
Fiber Optics Operations
11-2022
IPS - Intelligent Well Systems
09-2022
Introduction to IPS - Chemical Injection
09-2022
Cased Hole Systems - Packers
08-2022
Intelligent Production Systems (IPS)
08-2022
Cased Hole Systems - Completions
07-2022
Cased Hole Systems - Gas Lift
07-2022
Introduction to Workover Systems
07-2022
Intelligent Well Completions Engineer ( Cased Hole
Baker Hughes Oil Tools
03.2022 - 03.2024
RF Software Engineer
Samsung Telecom
11.2019 - 03.2022
Completions Engineer. (Tools, fluids & Solid Control)
Schlumberger
12.2018 - 11.2019
Cased hole completions
Baker Hughes International
03.2014 - 03.2016
SALES MANAGER (Drilling Tools)
NATIONAL OILWELL VARCO (NOV)
04.2013 - 03.2014
Drilling Field Engineer
NATIONAL OILWELL VARCO (NOV)
02.2013 - 04.2013
Completions Engineer
PROFLUID OIL WELL SERVICES
10.2009 - 02.2013
Trainee Petroleum Engineer
SOWSCO WELL SERVICES
07.2007 - 09.2009
B.Eng. Honours (3.55 GPA) PETROLEUM ENGINEERING - PETROLEUM ENGINEERING
University of Benin
2003.11 - 2008.11
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