Wellsite Completion Supervisor

ADNOC Abu Dhabi UAE; Al Ruways Industrial City; On-site; AED 587,587 - 954,829; Full time

Job summary

ADNOC Group in Abu Dhabi seeks a Wellsite Completion Supervisor to lead the execution of completion and stimulation activities at the wellsite. You will ensure well integrity, barrier testing, and adherence to approved programs while coordinating multiple service providers.

Ideal candidates have a minimum of 6 years in completions, intervention, or stimulation, IWCF Level 4, and strong field leadership to drive safe, efficient operations and accurate reporting across the project lifecycle.

Qualifications

• Bachelor's degree in Petroleum Engineering, Mechanical Engineering, or equivalent.
• IWCF Level 4 Well Intervention certification is preferred.
• Minimum 6 years of experience in completions, well intervention, or stimulation operations.

Responsibilities

• Supervise hydraulic fracturing operations from perforation through stage pumping and completion.
• Ensure operations comply with approved programmes and barrier integrity.
• Coordinate multiple contractors and service providers to execute stage activities.
• Monitor wellhead, pressure, rates, and sand concentrations; adjust as needed.
• Lead post‑stage reviews, data reporting, and lessons learned.
• Maintain ongoing communication between field crews and engineering teams.
• Oversee flowback, testing, and final tree conversion activities.

Skills

Well completions

Hydraulic fracturing

Well stimulation

Wireline pump-down perforating

Frac plug milling

Coiled tubing

Jointed pipe

Flowback operations

Well testing

Well intervention

Slickline operations

Well integrity

Barrier management

Well control

IWCF Level 4

Frac pressure monitoring

Pump-rate monitoring

Sand concentration monitoring

Proppant management

Wellhead systems

Production-tree conversion

Non-return valves

Valve-retrieval plugs

Pressure-control equipment

SIMOPS

Permit to Work

Risk assessment

Contractor management

Service-quality management

Daily completion reporting

AFE cost tracking

HAZOP

Root cause analysis

Unconventional completions

HSE leadership

Job description

Job Snapshot

Position: Wellsite Completion Supervisor
Location: Abu Dhabi Emirate, United Arab Emirates
Industry: Oil and Energy
Function: Engineering
Experience: Minimum 6 years in well completions, intervention, or stimulation operations
Job Type: Full-time

Role Overview

The Wellsite Completion Supervisor will manage daily execution of completion and stimulation activities at the wellsite. The supervisor will maintain well integrity, verify barrier compliance, manage simultaneous operations, lead contractor coordination, and provide accurate technical and cost reporting. The role also identifies service‑quality issues and supplies field feedback to improve future completion designs and operating standards.

Key Responsibilities

Hydraulic Fracturing Operations

• Supervise hydraulic fracturing activities from wireline perforation through stage pumping and completion.
• Verify that all operations comply with approved engineering programmes and execution procedures.
• Confirm that well barriers are correctly established, tested, and maintained.
• Monitor treating pressure, pumping rate, slurry rate, fluid volume, and sand concentration.
• Direct operational adjustments when required to preserve treatment design and well integrity.
• Review stage performance and identify abnormal pressure behaviour, restrictions, or communication concerns.
• Coordinate pumping, wireline, chemical, water, sand, and logistics service providers.
• Confirm treatment materials, equipment, and personnel are ready before each stage.
• Verify execution against the approved frac schedule and operating envelope.
• Record deviations and obtain appropriate technical approval before changing the programme.
• Maintain clear communication between field crews and Completions Engineering.
• Support post‑stage reviews and document relevant lessons learned.

Pre‑Fracturing and Toe Preparation

• Supervise pre‑fracturing intervention and toe‑preparation activities.
• Verify well status, barrier condition, and equipment readiness before work begins.
• Coordinate cleanout, circulation, pressure testing, and stimulation‑preparation activities.
• Ensure toe‑initiation procedures are completed according to approved requirements.
• Confirm wellhead, tree, pressure‑control, and surface equipment compatibility.
• Review operating parameters and contingency actions with all involved contractors.
• Identify conditions that may affect safe perforating or fracturing execution.
• Ensure technical and HSE requirements are communicated during pre‑job meetings.

Wireline Pump‑Down Perforating

• Supervise wireline pump‑down perforating operations.
• Confirm gun configuration, depth correlation, stage spacing, and perforation requirements.
• Verify pressure‑control equipment is installed and tested correctly.
• Coordinate wireline, pumping, wellhead, and frac teams during perforating operations.
• Monitor pump rates, pressures, cable movement, and downhole tool progress.
• Confirm successful firing and retrieval of perforating assemblies.
• Investigate misruns, tool failures, depth discrepancies, or incomplete perforation events.
• Maintain well control and barrier integrity throughout wireline operations.
• Ensure explosives handling complies with approved safety and regulatory requirements.
• Validate field records and perforation reports before proceeding to the next stage.

Frac Plug Milling and Wellbore Cleanout

• Oversee coiled tubing or jointed‑pipe milling of frac plugs.
• Confirm milling assemblies, motors, bits, fluids, and circulating systems are appropriate.
• Monitor weight, torque, pressure, circulation rate, returns, and milling progress.
• Verify complete removal of plugs and restrictions.
• Ensure debris is effectively circulated and removed from the wellbore.
• Monitor solids and returned material to confirm cleanout effectiveness.
• Coordinate corrective actions when milling performance is below expectation.
• Confirm wellbore readiness before flowback and well testing.
• Maintain complete records of plug locations, milling times, and operational issues.
• Support root cause investigations involving tool damage, stuck equipment, or incomplete cleanout.

Flowback and Well Testing

• Manage rig‑up, pressure testing, operation, and rig‑down of flowback and well‑testing equipment.
• Verify equipment ratings, connections, relief systems, and containment arrangements.
• Supervise controlled well opening and initial cleanup.
• Monitor pressure, temperature, fluid returns, gas rate, liquid rate, and sand production.
• Evaluate flowback performance and coordinate choke or operating adjustments.
• Ensure fluid and solids handling arrangements remain safe and effective.
• Confirm produced fluids and waste are stored, transported, and disposed of compliantly.
• Coordinate sampling, measurement, and data acquisition.
• Verify the accuracy and completeness of flowback and test data.
• Identify indications of formation damage, restriction, excessive sand, or abnormal well behaviour.
• Ensure testing objectives are achieved before recommending operational changes.
• Support the transition from completion cleanup to stable production.

Well Integrity and Well Control

• Enforce ADNOC well integrity requirements throughout completion operations.
• Conduct inspections of wellhead, pressure‑control, and surface equipment.
• Verify valves, barriers, pressure gauges, and safety systems are functional.
• Monitor annulus pressures and investigate abnormal trends.
• Confirm pressure tests meet approved acceptance criteria.
• Lead the initial response to well‑control incidents.
• Apply IWCF Level 4 Well Intervention principles during operational decision‑making.
• Ensure suitable well‑control equipment and contingency resources are available.
• Maintain continuous awareness of well condition and barrier status.
• Stop operations when well integrity cannot be demonstrated.
• Coordinate escalation to the Completions Superintendent and engineering teams.
• Document barrier tests, integrity concerns, and corrective actions.

Slickline and Flow‑Control Operations

• Supervise slickline operations during completion and well intervention activities.
• Coordinate installation, retrieval, testing, and manipulation of flow‑control devices.
• Verify tool strings, pressure‑control equipment, and operating procedures.
• Confirm slickline work is compatible with the well completion and wellhead configuration.
• Monitor operational progress and intervene when conditions deviate from plan.
• Coordinate technical support for difficult or unsuccessful slickline operations.
• Ensure accurate depth control and equipment status reporting.
• Maintain well integrity during all pressure‑control interventions.

Tree Conversion and Wellhead Activities

• Coordinate conversion from fracturing configuration to production‑tree configuration.
• Verify equipment compatibility, pressure ratings, seals, and interface requirements.
• Confirm safe isolation and barrier arrangements before tree work.
• Coordinate wellhead, slickline, pressure‑control, and production teams.
• Review installation and testing procedures before execution.
• Ensure all connections and valves are pressure tested.
• Confirm final tree configuration matches approved engineering requirements.
• Verify handover documentation before transferring the well to production operations.

NRV and VR Plug Management

• Oversee installation, testing, and removal of non‑return valves and valve‑retrieval plugs.
• Verify compatibility with wellhead profiles and pressure ratings.
• Confirm correct tool selection and installation depth.
• Ensure pressure tests are completed and documented.
• Monitor plug performance during completion and intervention activities.
• Coordinate safe retrieval or replacement when required.
• Investigate leakage, setting failures, or retrieval difficulties.
• Maintain accurate records of installed pressure‑control devices.

Multi‑Contractor Coordination

• Lead multiple contractor teams covering frac, wireline, coiled tubing, slickline, testing, logistics, and wellhead services.
• Chair daily coordination and operational planning meetings.
• Confirm the planned scope, sequence, responsibilities, and expected operating parameters.
• Review hazards, simultaneous operations, contingencies, and emergency arrangements.
• Ensure all contractors understand the approved completion programme.
• Resolve operational interfaces between service providers.
• Verify contractor personnel are competent and appropriately certified.
• Monitor contractor performance, equipment condition, and service quality.
• Escalate recurring performance issues and require corrective action.
• Maintain a professional and accountable wellsite working environment.

HSE and SIMOPS Management

• Conduct regular wellsite inspections and safety observations.
• Lead risk assessments, toolbox talks, and pre‑job safety meetings.
• Identify hazards associated with high pressure, explosives, chemicals, lifting, and moving equipment.
• Review Permit to Work requirements for activities within the assigned work area.
• Ensure simultaneous operations are formally assessed and controlled.
• Verify contractor compliance with approved HSE procedures and method statements.
• Apply STOP Work Authority whenever unsafe conditions or behaviours are identified.
• Report hazards, near misses, incidents, and unsafe acts.
• Ensure corrective actions are implemented and verified.
• Maintain compliance with the ADNOC HSE Recognition and Accountability Framework.
• Perform assigned emergency‑response duties.
• Participate in HAZOP revalidations, risk assessments, and design‑guideline reviews.

Operational Reporting and Data Quality

• Prepare accurate daily completion reports.
• Record activities, operational parameters, delays, incidents, and technical observations.
• Validate contractor field data before submission.
• Maintain accurate records of pressures, rates, volumes, sand concentrations, and returns.
• Document equipment failures, service‑quality concerns, and non‑productive time.
• Report material deviations from the approved programme.
• Provide timely updates to the Completions Superintendent.
• Contribute to section management information and progress reports.
• Ensure reports provide sufficient detail for engineering analysis and future well planning.
• Maintain traceability of operational decisions and programme changes.

Cost Control

• Track daily expenditure against the approved Authorization for Expenditure.
• Validate contractor tickets, service hours, equipment charges, and material usage.
• Identify cost variances and forecast potential budget impact.
• Report significant deviations to the Completions Superintendent.
• Support verification of non‑productive time and service‑quality claims.
• Recommend operating improvements that reduce cost without compromising safety or well integrity.
• Provide input to departmental budgets and work plans.
• Support effective performance and cost control across completion activities.

Engineering Interface

• Coordinate closely with Completions Engineering before and during field execution.
• Review approved programmes, design assumptions, operating envelopes, and contingencies.
• Communicate field conditions that may require engineering reassessment.
• Obtain approval before implementing significant technical deviations.
• Provide practical feedback on programme effectiveness and equipment performance.
• Participate in pre‑job reviews, post‑job reviews, and well‑performance discussions.
• Support the investigation of operational problems and service failures.
• Contribute data and observations for future completion optimisation.
• Assist in developing improved field procedures and operational standards.
• Maintain alignment between engineering intent and wellsite execution.

Continuous Improvement

• Apply recognised completion and stimulation best practices.
• Identify recurring inefficiencies and technical issues.
• Recommend improvements to operational procedures, contractor interfaces, and reporting.
• Participate in service‑quality investigations and root cause analysis.
• Track corrective actions resulting from incidents and operational failures.
• Share lessons learned with engineering and field teams.
• Support trials of improved equipment, tools, and execution methods.
• Evaluate results before recommending wider implementation.
• Promote efficient, repeatable, and standardised wellsite practices.
• Contribute to stronger completion reliability and reduced non‑productive time.

Team Supervision and Development

• Plan, supervise, and coordinate activities within the assigned wellsite area.
• Allocate responsibilities according to competence and operational requirements.
• Monitor workforce performance and compliance.
• Train and coach assigned personnel in completion operations and HSE practices.
• Support development of UAE National employees and junior field staff.
• Provide practical feedback and competency observations.
• Promote teamwork, accountability, and professional discipline.
• Ensure assigned teams understand section objectives and performance expectations.

Ideal Profile

• Bachelor's degree in Petroleum Engineering, Mechanical Engineering, or an equivalent technical discipline.
• Minimum 6 years of experience in completions, well intervention, or stimulation operations.
• Experience in unconventional well completion operations is preferred.
• Valid IWCF Level 4 Well Intervention certification.
• Strong hands‑on experience supervising hydraulic fracturing operations.
• Experience with wireline pump‑down perforating.
• Practical knowledge of coiled tubing or jointed‑pipe frac plug milling.
• Experience managing flowback and well‑testing activities.
• Strong understanding of well integrity, barrier management, and well‑control principles.
• Experience monitoring pressure, pumping rate, slurry rate, and proppant concentration.
• Familiarity with slickline and flow‑control equipment.
• Experience with fracturing‑to‑production tree conversion.
• Knowledge of non‑return valves, valve‑retrieval plugs, and wellhead pressure‑control equipment.
• Strong experience coordinating multiple completion service contractors.
• Ability to manage simultaneous operations in a high‑risk environment.
• Strong knowledge of Permit to Work, risk assessment, and HSE requirements.
• Experience tracking operational costs against an Authorization for Expenditure.
• Ability to review and validate complex field data.
• Strong operational reporting and technical documentation skills.
• Ability to diagnose wellsite issues and make timely decisions.
• Strong contractor‑management and service‑quality skills.
• Effective leadership, communication, and coordination capabilities.
• Ability to work under pressure during continuous wellsite operations.
• Strong commitment to safety, well integrity, and operational excellence.

Skills Set

• Well completions
• Hydraulic fracturing
• Well stimulation
• Wireline pump‑down perforating
• Frac plug milling
• Coiled tubing
• Jointed pipe
• Flowback operations
• Well testing
• Well intervention
• Slickline operations
• Well integrity
• Barrier management
• Well control
• IWCF Level 4
• Frac pressure monitoring
• Pump‑rate monitoring
• Sand concentration monitoring
• Proppant management
• Wellhead systems
• Production‑tree conversion
• Non‑return valves
• Valve‑retrieval plugs
• Pressure‑control equipment
• SIMOPS
• Permit to Work
• Risk assessment
• Contractor management
• Service‑quality management
• Daily completion reporting
• AFE cost tracking
• HAZOP
• Root cause analysis
• Unconventional completions
• HSE leadership

Why Join Us

This role offers direct operational responsibility for technically demanding completion and stimulation programmes that influence well productivity, field development, and production performance. The Wellsite Completion Supervisor will lead high‑risk operations involving hydraulic fracturing, wireline, coiled tubing, slickline, flowback, testing, and well‑control equipment. The position provides close interaction with Completions Engineering, Drilling, Production, Integrity, HSE, Supply Chain, and leading international service companies. It is a strong opportunity for an experienced completion professional seeking greater field authority, advanced unconventional operations exposure, and long‑term career development within Abu Dhabi’s Oil and Energy sector.

About the Company

ADNOC Group is an integrated energy organisation headquartered in Abu Dhabi, United Arab Emirates. Its operations span exploration, drilling, well construction, production, processing, refining, petrochemicals, logistics, and distribution. The organisation executes advanced completion, stimulation, and intervention programmes to improve well performance and support field‑development objectives. Its wellsite teams apply rigorous engineering standards, well‑integrity controls, HSE requirements, and contractor‑management practices to ensure safe and reliable execution.