CHUKWUNONSO VICTOR ONWUBUYA
Awka,Nigeria
Summary
Experienced and safety-conscious Process Operator with educational background in Chemical Engineering, having over 10 years professional experience in the oil & gas and petrochemical industries. Proficient in both field and control room operations, ensuring efficient plant performance and compliance with safety and environmental standards. Skilled in pre-commissioning, commissioning, startup, shutdown, troubleshooting, and emergency response. Strong team player with excellent communication and problem-solving abilities. Excellent at developing Standard Operating Procedures (SOPs)/Work Instructions (WIs) and Commissioning Test Procedures (CTPs) for plant operations and maintenance in compliance with established manufacturer's guidelines, safety and regulatory standards.
Overview
12
12
years of professional experience
5
5
years of post-secondary education
1
1
Certification
Work History
Commissioning & Startup Shift Supervisor - Process
Nigeria LNG Limited
12.2023 - 05.2025
- Reviewed Work Execution Flow Scheme WEFS for Jetty 3, Complete Train CT, Common Liquefaction Unit CLU and Condensate Stabilization Unit CSU 6 sub projects of the NLNG Train 7 project scope.
- Reviewed system/sub-system commissioning boundary mark-up drawings for Jetty 3, Complete Train CT, Common Liquefaction Unit CLU and Condensate Stabilization Unit CSU 6 sub projects of the NLNG Train 7 scope.
- Developed about 66 Commissioning Test Procedures CTPs for the existing Asset Brownfield Mechanical Tie-ins into the Greenfield Train 7 project scope (Jetty 3, CT, CLU, and CSU 6).
- Supervised the commissioning team on the successful commissioning and start-up of the new Jetty 3 Mechanical Tie-in into existing Jetty 1 LNG Loading Headers 1 & 2.
- Led Team of Operators on commissioning and start-up of about 66 Brownfield Mechanical Tie-ins into the Greenfield Train 7 project scope.
- Overseeing and ensuring that 'Build It Clean' (BIC)/Preservation culture is adhered to in the on-going construction of the Greenfield Train 7 project scope.
- Reviewing Commissioning Test Procedures CTPs, Start-up and Operating Manuals for systems/subsystems of the Greenfield Train 7 project scope.
- Developing Work Instructions WIs for operations of the Greenfield Train 7 project scope.
Control Room Operator
Cottonwooden Gas Limited
08.2021 - 11.2023
- Monitor and control plant operations from the control room using Yokogawa Centum VP DCS.
- Coordinate with field operators to manage startup, shutdown, and emergency situations.
- Conduct routine field inspections and report anomalies to maintenance and engineering teams.
- Participate in safety drills, toolbox talks, and continuous improvement programs.
- Generate DCS logs and daily production reports.
Commissioning & Startup Senior Operator
Cottonwooden Gas Limited
09.2019 - 07.2021
- Successfully led team of operators and technicians on pre-commissioning, commissioning and start-up of (5MMSCFD) of natural gas processing and compression plant.
- Participated in the commissioning of control system operations such as: logic verification, parameters tuning involving alarm variable tables AVTs, control valves response, ESD response systems, fire and gas alarm systems, interlocks and permissive checks.
- Coordinated and executed activities of plant start-up/shut down of the process and utility units as per company's standard operating procedures SOPs as a control room operator via DCS panel.
Operations Shift-in-Charge
Engeepet Manufacturing Company Nigeria Limited
10.2017 - 09.2019
- Reduced off-spec generation of PET polymer resins from 70MT to 10MT on every plant start-up.
- Successfully led a team of operations and maintenance crew on debottlenecking of SSP PET plant from 300MT/D to 450MT/D.
- Led and coordinated the operational/Engineering team on start-up and shut down of the process plant.
Process Operator
Indorama Pet Nigeria Limited
06.2013 - 09.2017
- Operated various process units including crystallization, pre-heating, reaction and cooling.
- Performed field rounds, collected samples, and adjusted process parameters as needed.
- Acted as Area Controller during unit upsets and planned maintenance activities.
Education
B.Tech - Chemical/Petrochemical Engineering
Rivers State University of Science and Technology
11.2013 - 08.2016
HND - Chemical Engineering
The Federal Polytechnic, Bida
11.2007 - 10.2009
Skills
- DCS and SCADA operations
- Permit to Work (PTW) System
- Permit E-Vision
- Authorized Gas Safety Tester (AGST) Supervisor
- Job Hazard Analysis (JHA)
- Confined Space Entry (CSE)
- Portable Gas Monitor (PGM)
- Work at Height (WAT)
- Natural Gas Treatment and Processing
- LNG, CNG and LPG operations
- Polymer Processing (SSP)
- System & Subsystem Pre-commissioning and Commissioning execution (P&ID checks, MC, RFC, PSSR/SSR, RFSU)
- Start-up and Shutdown
Certification
- Council for the Regulation of Engineering in Nigeria (COREN)
- Commissioning & Start-up (CSU) Completions Awareness • Commissioning & Start-up (CSU) Punch listing (Category A, B, C) • Commissioning & Start-up (CSU) Training on PEFS/P&ID Walkdown • Commissioning & Start-up (CSU) Cleaning Best Practices and Methods • Commissioning & Start-up (CSU) Process Safety Module 1 • Commissioning & Start-up (CSU) Process Safety Module 2 • Commissioning & Start-up (CSU) Process Safety Module 3
Timeline
Commissioning & Startup Shift Supervisor - Process
Nigeria LNG Limited
12.2023 - 05.2025
Control Room Operator
Cottonwooden Gas Limited
08.2021 - 11.2023
Commissioning & Startup Senior Operator
Cottonwooden Gas Limited
09.2019 - 07.2021
Operations Shift-in-Charge
Engeepet Manufacturing Company Nigeria Limited
10.2017 - 09.2019
B.Tech - Chemical/Petrochemical Engineering
Rivers State University of Science and Technology
11.2013 - 08.2016
Process Operator
Indorama Pet Nigeria Limited
06.2013 - 09.2017
HND - Chemical Engineering
The Federal Polytechnic, Bida
11.2007 - 10.2009
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