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
Extensive knowledge in Microsoft Office
Well plan
Well cat & stress check
Open Wells & IDS software for Drilling Database reporting
Power-BI
Well-View
Gener-well
XCAL software
Well design software
Python, Java, & C software
Microsoft Office Suite
Enhanced Oil Recovery (EOR)
Drilling Operations
Completions skills
Strong mathematical skills
Hydraulic Calculation skills
Tubing Calculation skills
Well control calculation
Pressure calculation 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