Sebastine Osita

• As Maintenance Manager for ExxonMobil operations in Nigeria, responsible for affiliate’s maintenance organization with staff strength of 6 managers, 10 superintendents, 20 supervisors and 600+ workshop, roving, and field based personnel, and annual budget of over $400M USD
• The affiliate is in a joint venture relationship with National Oil Company and operates two onshore crude and NGL processing facilities, 300+ production and satellite platforms, an FSO and two FPSO with a combined daily oil production of >450KBD, ~30KBD of NGL, and >500MSCF of gas
• Implemented health, safety, and environmental (HSE) protocols for all Maintenance organization personnel for faithful compliance with standards
• Performed people management by ensuring allocation of appropriate resources, proper workflow management, commitment of staff to achievement of objectives and targets
• Managed employees career development, performed interviews, hiring, terminations, training, mentorship, coaching
• Evaluated employees performance and conveyed constructive feedback to improve skills
• Set aggressive targets for employees to drive department success and strengthen motivation
• Stewarded Upstream Nigeria maintenance strategy, budgeting, contracting and execution consistent with affiliate’s business objectives
• Forecasted and reviewed maintenance budgets to establish cost-effective measures
• Maintained regular engagement with key stakeholders (joint venture partners, regulatory authorities, local/host communities, workers union) to ensure successful execution of plans
• Liaised and established effective relationships with technical, procurement, project and logistics organizations
• Stewarded machinery OEMs Long-Term Service Agreement (LTSA) contracts to maximize value and drive compliance
• Successfully managed budgets and allocated resources to maximize productivity and profitability

Maintenance organization comprises of six groups: Turbo-machinery, Instrument, Controls & Electrical; Mechanical and Heavy Equipment; Maintenance Planning & Programmatic Inspection; Contract Planning; Field Maintenance Services, Startup and Shutdown. Groups key functions includes:

• Stewardship of multi-year long-term service agreement (LTSA) contracts with key machinery OEMs (Solar, GE, Siemens, CAT) worth >$500M USD. Team include 40+ field service reps (FSRs) and 3 dedicated fleet managers
• Preventive and corrective maintenance, overhaul and repair of 80+ Siemens/Royce Rolls, GE, and Solar gas compressors, power turbines, power generators – Upstream Nigeria has largest fleet of installed Top-Tier Machinery in entire ExxonMobil organization (Siemens/Royce Rolls-RB211, Siemens-SGT600, GE-LM2500/LM2500+, GE-Frame 5, ABB- GT11LA, Solar-Taurus 60/70, Solar-Centaur 40/50, CAT G399)
• Provision of remote and onsite troubleshooting and technical support to field operations teams
• Created and implemented maintenance program to optimize operational efficiency and reduce downtime
• Condition monitoring of rotating equipment - vibration survey, oil sampling for predictive and corrective maintenance
• Materials management - critical spares, special tools, crash plan, preservation program
• Maintenance, overhaul, testing, repairs and calibration of various types and sizes of process valves, meters, fire & gas systems, instrumentation, controls (DCS/ESSDS, process control workstations), electrical equipment (motors, switchgears, breakers, protective relays, transformers, UPS systems, MCC), HVAC units, central chillers
• Implementation of Industrial Control System Review (ICSR) and alarm management,
• Maintenance, overhaul, and repairs of process (crude & NGL), water injection pumps of various types and sizes
• Maintenance, overhaul, and repairs of 130+ cranes & lifting equipment, 75+ firewater pumps, 160+ lifesaving equipment and 60+ heavy duty trucks including fire trucks
• Management of central and field locations tool shops, machining workshops
• Contract planning, development, spend and lifecycle monitoring - administration of 400+ maintenance and operations contracts valued >$600M USD
• Responsible for preventive and corrective maintenance planning & scheduling management, work orders cost tracking, stewardship of critical PM exception process, materials management, equipment strategy management, food safety program, third party personnel security background checks
• Pipeline pigging, topside/subsea inspections, and cathodic protection programs
• Intelligent inspections - caliper, ultrasonic testing, magnetic flux leakage.
• Full/close visual inspection of pressure vessels, structural members, risers; rope access, digital radiography, pulse eddy current, thermography, LRUT.
• Drop cell cathodic protection (CP) for subsea jacket structures and risers; CP rectifier checks for induced current systems, oil and voltage checks, ground bed resistance survey
• Utilization of mini remote operated vehicles (ROVs) for structural jackets inspection, CP protection survey of subsea pipelines
• Underwater inspection in lieu of dry-docks, mooring chain inspection of FSO and FPSOs
• Unmanned aerial vehicle inspection – use of drones for flares, towers and stack inspections
• Execution of medium complexity projects such as gas lift and flow lines fabrication, construction and installation, firewater pumps, riser guards’ installation
• Field-wide integrity repairs (piping, platform access, gratings, structural members), risk-based and full-blown coating of production and satellite platforms using dedicated construction barge
• Manage field-wide dive support services (diving, subsea inspection, lifting, single point mooring (SPM) maintenance etc.) using dedicated dive support vessels
• Plan and execute scheduled / unscheduled platforms/facility shutdown and startup for turnaround maintenance, repairs, tie-ins of new assets/equipment

• Managed team of multidisciplinary engineers (process, machinery, marine, mechanical, electrical & instrumentation) providing day-to-day technical support to assets teams
• Team includes 4 engineering supervisors, 6 advisors, and 40+ discipline and asset-based engineers
• Assisted in organizing and overseeing assignments to drive operational excellence
• Devised and executed training plans for new and existing staff to support competency and compliance
• Leveraged data and analytics to make informed decisions and drive business improvements
• Lead transition of some office-based engineers to resident engineers. This resulted in increase in facility / equipment reliability and uptime and improved production. Initiative also strengthened site engineers’ technical skills as engineers work and co-habit with OEMS field service reps
• Working with turbo-machinery maintenance team, implemented increased in gas generators and power turbines run hours before costly overhaul at OEM oversea workshop after thorough analysis of key data. Effort resulted in significant cost savings because of extended use of gas generator engines and power turbines, in addition to increased production due to extended equipment/machine availability.

• Central Area operations comprises of Edop, Yoho, Etim & Inim assets with 4 production and 30+ satellite platforms. Average daily production of >100KB of crude and >200MSCF of rich gas
• Upon merger of two independent assets, was made pioneer asset manager and tasked with responsibility of ensuring seamless merger of two asset teams comprising of 8 Offshore Installation Managers (OIMs), 24 supervisors and 300+ operations and maintenance personnel. Achieved primary objective 6 months ahead of schedule resulting in next assignment as Asset Engineering Manager for entire affiliate operations
• Managed multi-functional teams to safely and efficiently produce hydrocarbons
• Ensured integrity of critical safety safeguards required to protect personnel, facility and environment
• Enforced compliance with local regulations and ExxonMobil Operations Integrity Management Systems (OIMS) standards
• Provided day-to-day operations and facility integrity leadership from wells through pipelines/flowlines, processing facilities, storage and export
• Collaborated with cross-functional teams to align operations with corporate objectives
• Defined clear targets and objectives and communicated to other team members
• Monitored and analyzed production performance data, identifying areas of improvement and developing corrective action plans
• Spearheaded operational procedures and processes to improve efficiency and optimize operations
• Led daily/weekly/monthly meetings of Asset leadership Team (ALT) to review progress, address challenges and drive timely task completion
• Devised and executed training plans for new and existing staff to support competency and compliance
• Drove work processes and interfaces between field operations and support organizations (maintenance, engineering, logistics, procurement, safety, health & environmental, project)
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• East Area comprises of 2 production and 60+ satellite platforms, with average daily production of >125KB of crude, >20KB of NGL and >600MSCF of rich gas
• Managed multi-functional teams to safely and efficiently produce hydrocarbons
• Ensured integrity of critical safety safeguards required to protect personnel, facility and environment
• Enforced compliance with local regulations and ExxonMobil Operations Integrity Management Systems (OIMS) standards
• Provided day-to-day operations and facility integrity leadership from wells through pipelines/flowlines, processing facilities, storage and export
• Collaborated with cross-functional teams to align operations with corporate objectives
• Defined clear targets and objectives and communicated to other team members
• Ensuring integrity of critical safety systems to safety of personnel, facility and environment
• Provided day-to-day operations and facility integrity leadership from wells through pipelines/flowlines, processing facilities, storage and export
• Built and maintained relationships with local vendors, suppliers and partners to maximize supply chain management
• Negotiated contracts and agreements to optimize cost savings and efficiency
• Reduced budgetary expenditures by effectively negotiating contracts for more advantageous terms
• Trained and guided team members to maintain high productivity and performance metrics

• Unit comprises of 4 superintendents, 8 supervisors and 100+ workshop, roving and field-based personnel
• Responsible for a multi-skilled team of mechanical, turbo-machinery, electrical, instrumentation & controls and heavy equipment technicians with the primary objective of providing first class maintenance support to asset teams
• Plan and execute preventive and corrective maintenance, overhaul and repair of 80+ Siemens/Royce Rolls, GE, and Solar gas compressors, power turbines, power generators
• Provision of remote and onsite troubleshooting and technical support to field operations teams.
• Planned scheduled maintenance outages as part of preventive maintenance programs
• Established and documented protocols for preventive maintenance procedures, decreasing equipment issues, and reducing downtime
• Created and implemented maintenance program to optimize operational efficiency and reduce downtime
• Condition monitoring of rotating equipment - vibration survey, oil sampling for predictive and corrective maintenance
• Materials management - critical spares, special tools, crash plan, preservation program

• Led a team of 24 multi-disciplinary engineers (process, mechanical, machinery, corrosion, fixed equipment & structural, Marine) to improve the process safety and reliability performance of crude and NGL producing assets
• My team regularly liaises with the operations team to optimize plant performance for improved production and provide technical support for a safe and timely recovery from an unplanned plant / equipment shutdown event.

• Led team of 16 multi-disciplinary engineers to improve process safety and reliability performance of shallow and deep-water assets
• Team responsibilities include prevention of unplanned volume loss, detection of issues before it impact reliability, and safely respond and recover from unscheduled events
• Evaluated employees performance and conveyed constructive feedback to improve skills
• Defined clear targets and objectives and communicated to other team members
• Assisted in organizing and overseeing assignments to drive operational excellence
  Devised and executed training plans for new and existing staff to support competency and compliance

• Supervised a team of 45+ multi-skilled cost, schedule and planning engineers the responsibilities of providing project controls, cost estimating, budget stewardship, and scheduling services to mega greenfield and brownfield projects
• Ensure cost and schedule estimates for projects and developing opportunities are robust and reflect the actual technical, execution and cost basis
• Trend Project Teams (PTs) budget versus spend performance and provided timely feedback to Senior Management for informed project decisions
• Provided PTs with the right resources (personnel, processes, procedures, tools, best practices, training) required for a successful project execution
• Act as Project Organization primary contact during yearly Company's Plans & Budget exercise
• Responsible for ensuring quality project data (CAPEX, OPEX, & Staffing) are incorporated into the integrated Company Plan
• Engage Joint Venture Partner (NAPIMS/NNPC) on project funding / budgeting, performance and other related activities.

• Responsible for providing the necessary tools, processes, procedures and people required to safely deliver projects without injury to personnel or damage to asset / environment
• Expectations include regular interactions with Senior Management to review safety statistics, initiatives, test effectiveness and propose actions to address any developing negative trend.

• Responsible for multiple multi-million dollars pipeline projects (12” & 16” Abang, Oyot & Itut satellite platforms, 16” Ekpe – Asabo pipeline, Critical Crude Trucklines) from FEED, detailed design through procurement, fabrication, installation and eventual commissioning and start-up.

• Responsible for the installation, maintenance and troubleshooting of Voice over Internet Protocol (VoIP) system.

• Responsible for providing project engineering and field operations coordination for offshore pipelines, flowlines & umbilical pre-commissioning, commissioning, & decommissioning, process facilities leak testing
• Provided technical input during technical and commercial bid tendering.

• Provided project engineering and field operations coordination for offshore/onshore pipeline, flowline, umbilical pre-commissioning, commissioning & decommissioning (flooding, cleaning, gauging, hydrostatic leak & strength testing, dewatering, drying, leak testing, intelligent pigging / in-line inspection)
• Provided technical input during technical and commercial bid tendering.

• Onboard Fugro survey vessels gathering and processing real time data during pre-lay, as-laid, as-trenched / as-built surveys
• Monitored pipe touchdown during pipe laying operations in North Sea waters.