Summary
Overview
Work History
Education
Skills
Detailed Experience Profile
Websites
Personal And Competence Skills
Job Position Applied For
Domicile
State Of Origin
Personal Information
Awards
References
Hobbies and Interests
Additional Qualifications And Trainings
Technical Skills And Experience
Timeline
Generic

Emeka Simon Ossai

Oyigbo

Summary

Results-driven instrumentation/Automation personnel with Integrated Technical Knowledge Of Offshore & Onshore Electrical & Instrumentation Activities, In Refinery And process plant, Pre-Commissioning, Commissioning and Start-Up. Technical team supervisor., Maintenance Instrumentation shift lead And Installation Supervisor, With Wide Range Experience 0f Over 9Years In The Upstream And Downstream Oil And Gas Industry. A Strong Competency in Oil and Gas Field Maintenance on Instrumentation, Process Control, and Electrical Systems, Involving installation, calibration, loop checking, functional testing, and commissioning of instrumentation and control system to ensure seamless plant startup and reliable operations. And strong knowledge of DCS, PLC, SCADA, SIS and field instrumentation with proven ability to troubleshoot, resolve technical issues and deliver efficient system integration. Also with indept knowledge of electrical commissioning involving functional testing and energization, system integration and performance testing, Ability To Assess and Address Technical Issues During Installation, Construction, Pre-Commissioning, Commissioning And Rectify Problems. Experienced senior technician bringing several years' experience and strengths in leadership, coaching and organizing field work. Focused on delivering high-quality work every time. Qualified Technician with many years of industry experience. Demonstrated success in streamlining processes and boosting efficiency by leveraging strong design and problem-solving abilities. Detail-oriented and conscientious about addressing aspects of development and production to create reliable products. Dedicated senior technician knowledgeable about equipment. Demonstrated track record of success in repair, maintenance and installations. Prepared to leverage several years of progressive experience to take on dynamic new position with long-term potential. Hardworking senior technician highly effective at calibrating equipment for optimal performance and completing preventive maintenance tasks. Strategic planner and dependable worker with a several-year background in the field. Resourceful Senior Technician known for productivity and efficiently completing tasks. Specialize in advanced troubleshooting, precision equipment calibration, and operational process optimization. Excel in time management, problem-solving, and teamwork to achieve project goals and deadlines.

Overview

21
21
years of professional experience

Work History

SENIOR TECHNICIAN INSTRUMENTATION/AUTOMATION

NNPC ENGINEERING TECHNICAL COMPANY
PORT HARCOURT
12.2024 - Current
  • Maintenance and troubleshooting- (a) carry out preventive, corrective, and predictive maintenance on instrumentation and automation system.
  • (b) Diagnose faults in sensor, transmitters, PLCs, control valves, Analyzers, DCS and SCADA systems.
  • (c) monitor automation systems for reliability and optimization.
  • Installations and commissioning- (a) Oversee installation, calibration, loop checking, and commissioning of field instruments and control system.
  • Calibration and Testing- (a) perform calibration of pressure, flow, level, and temperature instruments.
  • (b) Ensure instrument meets operational standards and safety compliance.
  • Supervision and leadership- (a) Lead and guide workers and contractors during maintenance and project activities.
  • (b) Assign tasks, monitor performance and ensure safety standard are followed.
  • Documentation and reporting- (a) Report daily shift activities, prepare and update maintenance logs, calibration records, and other technical report.
  • Safety and Compliance- (a) Enforce safety procedures maintenance activities, (b) Recommend improvements for system reliability, energy efficiency and process optimization.
  • Maintenance & Troubleshooting, Performed preventive and corrective maintenance on Fire alarm control panels, Addressable detector, Gas detection transmitters.
  • Diagnosed issues related to sensor failure, open/short circuits, and false alarms.
  • Replaced defective detectors and field devices safely in classified zone.

ELECTRICAL / INSTRUMENT SUPERVISOR

OBIT SERVICES LTD
PORT HARCOURT
04.2020 - Current
  • Install fare ignition panel Install and cable pulling.
  • Construction and fabrication of cable trays for flare ignition cable and thermocouple.
  • Design and install power distribution Box for power supply to flare ignition panel.
  • Install flare display meter and XHP gas compressor panel.
  • Co-Ordinate construction activities during cable Glanding, Wiring and Termination.
  • Grounding and Earthing upgrade installation on process facilities.
  • Installation of instrument tubing for Air header.
  • Pre-Commissioning/Completions, Commissioning & Hook-Up and documentation.

ELECTRICAL/INSTRUMENTATION TECHNICIAN

TOMBIM SERVICES LTD
PORT HARCOURT
01.2014 - Current
  • Installation of well head control panel (WHCP) and hook up to eight well heads at Usari FC.
  • Installation of new deck, Installation of well head control panel (WHCP) and hook up to four well heads at IYAK ‘A’.
  • Installation of ½’’ and ¾’’ instrument tubing’s for gas lift at UBIT GG.
  • Installation of 6 Numbers of 12’’ and 16’’ motor operated valve (MOV) and 2 Numbers of 12’’ And 16’’ shut down valve (SDV).
  • Participate on E&I completion and pre-commissioning team to ensure that our client QA/QC expectation are met.
  • Installation of MOV and SDV Control Panel.
  • Installation Of ¼’’, 3/8’’ & ½’’ Tubing For Signals, Process, Air Supply And temperature sensing element (TSE) Lines.
  • Building of Pilot Switch for Process Signal.
  • Pulling Of MOV Cables From Field To Switch Gear Room.
  • Installation of new deck for pig launcher and author gas change over at UBIT GY.

SENIOR INSTRUMENT TECHNICIAN

MONTEGO UPSTREAM SERVICES
PORT HARCOURT
08.2022 - 12.2024
  • Installation/ Pre-Commissioning and Factory Acceptance Test (FAT).
  • Carry Out Site Acceptance Test (SAT) On All E&I Systems And Equipment To Certify Accuracy Of Factory Acceptance Tests (FAT).
  • DCS Simulations for Start-Up of Instrument Air Compressor.
  • Re-Certification and Insulation Resistance Test of All Control Cables from Preparation of AS-BUILT DRAWINGS for Drafting by Engineering.
  • Motor Insulation Resistance Test, Phase Sequence, Voltage and Current Values and Start –Up.
  • Fabrication of Cable Tray and Instrument Support Stand/ Termination of Instrument and Electrical Cables.
  • Review Instrumentation Packages to Ensure Strict Adherence To Specifications, Applicable Standards And Project Procedures.
  • Install calibrate maintained a wide range of field instruments including pressure transmitters flow meters temperature sensor and level transmitters for industrial process system.
  • Performed troubleshooting, preventive and corrective maintenance on automation systems ensuring minimal downtime and improved reliability of plant operations.
  • Worked with PLCs, SCADA and DCS system to monitor and control plants process. Including software modification and hardware troubleshooting.
  • Performed pre-commissioning and commissioning activities.
  • Work with operations team to implement process improvement and optimize system performance.
  • Prepare technical reports maintenance logs and calibration certificate for quality assurance and audit compliance.
  • Installation Of field Instrument, instrument and Electrical Control Panel At The Control Room.
  • Conduct insulation and Continuity Test for Underground and surface Cable before and after installation.
  • Planned And Implemented Glanding and Termination of Instrument Cables at The system cabin and junction box (JB)’s and to Field Instruments Ends.
  • Carried out field instrument calibrations.
  • Preparation Of loop folders for loop check and Pre-Commissioning Schedules To Ensure Timely Completion And Handing-Over.
  • Adhered strictly to HSE procedures and permit to work system during field activities.
  • Installed fire and gas detection equipment such as: Flame detectors (UV/IR, IR3), Gas detectors (Catalytic, IR, PID, Electrochemical sensors), Smoke and heat detectors, Manual call points and sounders/beacon.
  • Conducted regular calibration of gas detectors using calibration gases (methane, H2S, CO, as Zero and span), Verified response times and alarms as per system specifications, Utilized tools like Honeywell test kits, Draeger calibration kits, and multimeters.

INSTRUMENTATION SUPERVISOR

TOMBIM SERVICES LTD
PORT HARCOURT
12.2020 - 03.2021
  • Replacement of flare igniter and thermocouple cables.
  • Installation of spark igniters and thermocouple and termination of flare stack panel Installation of solenoid valve, actuator valves, PSV.
  • Glanding and termination of flare blower control panel.
  • Installation and calibration of level switch for knock out drum submersible pump Calibration of knock out drum level switches.
  • Level transmitter, flow and pressure transmitter and Calibrations.

ELECTRICAL/ INSTRUMENT LEAD

TOMBIM SERVICES LTD
PORT HARCOURT
03.2017 - 12.2020
  • Good Understanding Of Preventive Maintenance, Corrective Maintenance And Routine Check Of Live Oil And Gas Production Platform.
  • Electrical and Instrument Installation.
  • Assemble of power module APM Power and Distribution Transformers Neutral grounding Resistor (NGRs).
  • Non Segregated Bus Ducts, Circuit breakers, switch gear installations.
  • Install five different Rockwell PLC Automation control panels.
  • Install Cable trays, conduit and railways installations and Multi-Cable transit (MCT).
  • Installations of instrument and control cables, Electrical power cables HV, MV, LV.
  • Coordinate cable testing, glanding and termination of cable.
  • Execute Grounding and Earthing of facility, lighting protection systems.
  • Instrument and fiber optic cables installations, fire suppression, detection and alarm systems ESD systems.
  • Install and pre-commissioning PLC and metering systems, Vibration, temperature, speed.
  • Involve in pre-commissioning, completion, commissioning and startup.

ELECTRICAL / INSTRUMENTATION TECHNICIAN

TOMBIM SERVICES LIMITED
PORT HARCOURT
10.2016 - 12.2016
  • Plan and Implemented Preventive Maintenance Involving Calibration of Pressure Transmitters (PT) And Flow Transmitters (FT).
  • Installation of Well Head Control Pane (WHCP) and Building Of Pilot Rack and Pressure Transmitter Rack for Well Head Pressure (WCP) and Casing Pressure (CP).
  • Troubleshooting and Repair of the Solenoid on an SDV System, Testing and Confirmation Of ‘Open’ And ‘Close’ Status of the Valve on DCS.
  • Planned And Carried Out Punch Clearing OF Fire And Gas Punch-List Involving Smoke And Heat Detectors.
  • Carried Out Calibration Of The Differential Pressure Transmitters (DPT).
  • Troubleshooting And Repair Of Faulty pressure transmitter (PT) On The Well Head And The LP Separator, Reconfiguration Of The PT 100/3-Wire RTD And Upload Of Calibration Data For Each PT From The Hart Communicator And Confirmation From The DCS.
  • Daily Routine Checks on the Well Head Control Panels.
  • Installation of Fire Alarm System, temperature sensing element (TSE) Lings and Deluge valve.

CLASS/COMPUTER LAB TEACHER

UEC SECONDARY SCHOOL
OGODU
03.2011 - 03.2012
  • Computer Class room teacher for senior and students.
  • Computer lab coordinator and instructor.
  • School sports and games master.

INFORMATION TECHNOLOGY (IT) PERSONNEL

ADESEMI NETWORKING SERVICES(ISP)
APAPA
01.2005 - 01.2007
  • Hardware and software troubleshooting.
  • Network Administration(LAN, WAN, Wi-Fi).
  • Operating system (windows, linux, maCOS).
  • System installation, configuration and upgrades, conduct regular system update, backup, and virus protection to ensure data security.
  • Active directory and user account management.
  • System peripheral support and remote desktop/help tools.
  • IT Documentation and reporting/customer/End user support.
  • Provide first level technical support to employee resolving issues at first contact.
  • Assisted in network setup monitoring and troubleshooting connectivity issues.

Education

NYSC certificate -

National youth service corps
01.2012

Higher National Diploma - Computer Science.

Auchi Polytechnic
Auchi
01.2010

National Diploma - Computer Science

Delta State Polytechnic Ozoro
Ozoro
01.2007

West African Senior School certificate. -

Daniel’s college Kwale
Kwale, Delta State

Skills

  • Instrumentation Knowledge
  • Calibration
  • Installation
  • Maintenance
  • Troubleshooting
  • Automation Systems
  • PLC
  • DCS
  • SCADA
  • Electrical and Electronics Proficiency
  • Electrical Circuits
  • Wiring
  • Control Panels
  • Electrical Measurement Tools
  • Control Systems
  • Loop Tuning
  • PID Control Loops
  • Feedback Control Systems
  • Feedforward Control Systems
  • Reading Technical Documents
  • P&IDs
  • Loop Diagrams
  • Wiring Diagrams
  • Datasheets
  • Calibration and Testing
  • Attention to Detail
  • Critical Thinking
  • Testing Tools
  • Industrial Safety Standards
  • Compliance
  • Preventative maintenance
  • Equipment calibration
  • Preventive maintenance
  • System troubleshooting
  • Instrument calibration
  • Automation systems
  • Safety compliance
  • Technical documentation
  • Quality assurance
  • Team leadership
  • Problem solving
  • Technical assistance
  • Network administration
  • Performance optimization
  • Performance monitoring
  • Time management
  • Electrical systems
  • Troubleshooting skills

Detailed Experience Profile

  • Tombim Services Ltd, Aba Expressway, Port Harcourt, Rivers, Electrical/Instrumentation Technician, 01/01/14, Usari Slot Addition Project, Iyak Deck Extension, Ubit GG Gas Lift Project, Inim/Etim Pigging Facility Upgrading Project (PFUP), Inim/Etim Life Extension Project (LEP), and Ubit Gydeck Extension Project., Installation of well head control panel (WHCP) and hook up to eight well heads at Usari FC.
  • Obit Services Ltd, Port Harcourt, Rivers, Electrical / Instrument Supervisor, 04/01/20, Otakikpo EPF Upgrade and Interconnecting Project, Install flare ignition panel Install and cable pulling.
  • Tombim Services Limited, Port Harcourt, Rivers, Electrical / Instrumentation Technician, 10/01/16 - 12/01/16, Usari Phase 3 Field Redevelopment / Slot Addition (Completion), Plan and Implemented Preventive Maintenance Involving Calibration of Pressure Transmitters (PT) And Flow Transmitters.
  • Tombim Services Ltd, Aba Expressway, Port Harcourt, Rivers, Electrical/ Instrument Lead, 03/01/17 - 12/01/20, QIT Power Upgrade Project, Good Understanding Of Preventive Maintenance, Corrective Maintenance And Routine Check Of Live Oil And Gas Production Platform.
  • Tombim Services Ltd, Aba Expressway, Port Harcourt, Rivers, Instrumentation Supervisor, 12/01/20 - 03/01/21, ExxonMobil QIT Flare Repair Project, Replacement of flare igniter and thermocouple cables.
  • Montego Upstream Services, Port Harcourt, Rivers, Senior Instrument Technician, 08/01/22 - 12/01/24, Portharcourt Refinery Rehabilitation Project, Installation/ Pre-Commissioning and Factory Acceptance Test (FAT).
  • NNPC Engineering Technical Company, Port Harcourt, Rivers, Senior Technician Instrumentation/Automation, 12/01/24 - Present, Operation and Maintenance, Maintenance and troubleshooting- (a) carry out preventive, corrective, and predictive maintenance on instrumentation and automation system.
  • UEC Secondary School, Ogodu, Kogi, Class/Computer Lab Teacher, 03/01/11 - 03/01/12, NYSC Program, Computer Class room teacher for senior and students.
  • Adesemi Networking Services (ISP), Forcados Road, Apapa, Lagos, Nigeria, Information Technology (IT) Personnel, 01/01/05 - 01/01/07, Hardware and software troubleshooting.

Websites

Personal And Competence Skills

  • Teamwork - strong collaboration and interpersonal relationship skills.
  • Communication skills - Ability to clearly express ideas verbally and writing.
  • Problem solving - Creative and analytical approach to finding solutions.
  • Adaptability - Flexibility to adjust to new situations and environments.
  • Time management skills.
  • Leadership - motivating and guiding others to achieve common goals.
  • Work ethic - Reliable, disciplined, and committed to high performance.
  • Competencies in Decision making, conflict resolution, organizational and safety awareness.

Job Position Applied For

Instrumentation/Automation Senior Technician

Domicile

No1 Oyemanze Avenue, Oyigbo, Rivers

State Of Origin

Delta

Personal Information

  • Date of Birth: 12/19/83
  • Gender: Male
  • Nationality: Nigerian
  • Marital Status: Married

Awards

  • An Award for Excellent Performance in Active Participation in U- See U- Act Program and Effective PPE Utilization., 2018
  • An Award for Best Safety Worker for the week In PPE and Safety Compliance Portharcourt Refinery Rehabilitation Project, 2024

References

Upon request.

Hobbies and Interests

  • Reading - Shows focus and willingness to learn.
  • Traveling - Reflects curiosity and adaptability.
  • Fitness - Indicates discipline and a healthy lifestyle.
  • Cooking - Demonstrates creativity and attention to detail.

Additional Qualifications And Trainings

  • Certificate of Competence on MODULE 2 PERMIT HOLDER Training Requirement for the Global Operations POBP Work Management System.
  • Tolemann Allied Services (Helicopter underwater escape training HUET).
  • Safety Center International LTD Omagwa Port Harcourt (CONFINED SPACE, ENTRANTS & RESCUE TRAINING), 2018
  • CLINTAS ENERGY SERVICES LIMITED PORT HARCOURT (WORK & RESCUE AT HEIGHTS TRAINING), 2018
  • IRO-VESTER Engineering Ltd (Instrument fitting Certificate), 03/01/14
  • VOLTSON Engineering & Consulting Ltd (Advanced Instrumentation And Process Control Certificate), 11/01/17
  • NNPC Portharcourt Refining Company PHRC/EPROM Trainings (Introduction and Maintenance Training On Instrument Analyzers), 2025
  • NNPC Portharcourt Refining Company PHRC/EPROM Trainings (Introduction and Maintenance FIRE AND GAS Devices)
  • NNPC Portharcourt Refining Company PHRC/EPROM Trainings (Introduction to P&ID/control valves, and Process variables)
  • NNPC Portharcourt Refining Company PHRC/EPROM Trainings (Introduction to Field instrument and maintenance)
  • ALISON-CPD Certified (DIPLOMA in Electrical Studies), 05/01/24

Technical Skills And Experience

  • Instrumentation Knowledge
  • Understanding of sensors, transmitters, controllers, valves, and actuators.
  • Ability to calibrate, install, maintain, and troubleshoot instruments.
  • Familiarity with PLC (Programmable Logic Controller) systems.
  • Experience with DCS (Distributed Control Systems) and SCADA systems.
  • Knowledge of electrical circuits, wiring, and control panels.
  • Use of electrical measurement tools (multimeters, oscilloscopes, etc.).
  • Ability to work with PID control loops and perform tuning.
  • Proficiency in reading P&IDs, loop diagrams, wiring diagrams, and datasheets.
  • Performing routine calibrations using standard procedures and test equipment.
  • Diagnosing faults in instrumentation and automation systems.
  • Ensuring precision in calibrations and installations to avoid system failures.
  • Analyzing process behavior and control response for optimal performance.
  • Knowledge of safety protocols (e.g., Lockout/Tagout, ATEX/IECEx for hazardous areas).
  • Familiarity with industry regulations (e.g., ISA, IEC, ANSI standards).

Timeline

SENIOR TECHNICIAN INSTRUMENTATION/AUTOMATION

NNPC ENGINEERING TECHNICAL COMPANY
12.2024 - Current

SENIOR INSTRUMENT TECHNICIAN

MONTEGO UPSTREAM SERVICES
08.2022 - 12.2024

INSTRUMENTATION SUPERVISOR

TOMBIM SERVICES LTD
12.2020 - 03.2021

ELECTRICAL / INSTRUMENT SUPERVISOR

OBIT SERVICES LTD
04.2020 - Current

ELECTRICAL/ INSTRUMENT LEAD

TOMBIM SERVICES LTD
03.2017 - 12.2020

ELECTRICAL / INSTRUMENTATION TECHNICIAN

TOMBIM SERVICES LIMITED
10.2016 - 12.2016

ELECTRICAL/INSTRUMENTATION TECHNICIAN

TOMBIM SERVICES LTD
01.2014 - Current

CLASS/COMPUTER LAB TEACHER

UEC SECONDARY SCHOOL
03.2011 - 03.2012

INFORMATION TECHNOLOGY (IT) PERSONNEL

ADESEMI NETWORKING SERVICES(ISP)
01.2005 - 01.2007

NYSC certificate -

National youth service corps

Higher National Diploma - Computer Science.

Auchi Polytechnic

National Diploma - Computer Science

Delta State Polytechnic Ozoro

West African Senior School certificate. -

Daniel’s college Kwale
Emeka Simon Ossai