Coil Tubing Supervisor

Role summary

A Coiled Tubing Field Specialist is a senior field-based role responsible for leading and executing complex coiled tubing and well intervention operations with a high level of technical expertise and operational authority. The role ensures safe, efficient, and reliable delivery of services while acting as the key technical leader on location in the absence of, or in support of, the Field Supervisor.

The Field Specialist III is accountable for managing critical operational phases, troubleshooting complex wellsite challenges, and ensuring full compliance with HSE, well control, and client requirements.

Essential responsibilities

Lead and supervise complex coiled tubing operations at the wellsite

Execute advanced interventions such as deep cleanouts, high-pressure milling, fishing operations, and stimulation support

Oversee rig-up, pressure testing, operation, and rig-down of CTU and pressure control equipment

Act as the primary technical authority on location during operations

Monitor and interpret real-time operational data and make critical field decisions

Troubleshoot complex surface and downhole equipment issues during live operations

Ensure strict adherence to well control standards and HSE procedures

Lead toolbox talks, risk assessments, and operational briefings

Coordinate effectively with Field Supervisors, clients, and multi-service teams

Mentor and train Field Specialists I/II and Field Operators

Support job planning reviews and post-job reporting and evaluation

Work with minimal supervision and may act as deputy or acting supervisor on location

Hold significant technical authority during job execution

Be accountable for operational integrity, safety, and efficiency in complex jobs

Essential requirements of the role (experience / skills / competencies)

Years of experience: 8-12+ years

Field of experience: 5-8+ years in coiled tubing (CT)

Technical skills

Advanced coiled tubing operations

Full understanding of coiled tubing unit (CTU) operation and limitations

Execution of complex jobs: cleanouts, nitrogen lifting, acid stimulation, milling, and fishing operations

Knowledge of tubing fatigue management, depth control, and real-time operational adjustments

Pressure control & well control systems

Strong expertise in BOP stacks, stripper assemblies, lubricators, and wellhead systems

Pressure testing procedures and barrier verification

Ability to recognize and respond to abnormal conditions (pressure anomalies, kicks, losses)

Downhole tools & job design support

Experience with bottom hole assemblies (BHA), motors, jars, mills, and specialty fishing tools

Ability to interpret job programs and ensure correct tool selection and assembly

Troubleshooting downhole tool performance issues

Pumping & stimulation operations

Operation and coordination of high-pressure pumping systems

Understanding of fluid systems, nitrogen applications, and stimulation treatments

Monitoring and adjusting pressure, rate, and volume during operations

Real-time data monitoring & interpretation

Reading and interpreting surface parameters (pressure, depth, tension, pump rates)

Use of real-time data acquisition systems during operations

Making operational decisions based on live data trends

Equipment setup, maintenance & troubleshooting

Advanced knowledge of CTU hydraulic, mechanical, and control systems

Ability to diagnose equipment failures and coordinate repairs

Ensuring readiness of all surface and downhole equipment before operations

Wellsite execution & leadership technical input

Ability to translate job programs into safe field execution steps

Supporting supervisor in operational decision-making

Ensuring technical compliance with engineering design and client requirements

HSE & well control systems integration

Strong application of well control principles in live operations

Integration of HSE requirements into technical execution (PTW, JSA, barrier management)

Emergency response technical readiness

Soft skills

Leadership in the field

Leads execution of coiled tubing operations on location when required

Guides operators and ensures tasks are performed correctly and safely

Sets the tone for discipline and operational control at the wellsite

Communication (strong and precise)

Communicates clearly with Field Supervisor, client representatives, and crew

Gives accurate, real-time operational updates during critical jobs

Ensures instructions are understood and correctly executed

Decision-making under pressure

Makes quick, sound decisions during live well operations

Balances safety, operational efficiency, and job objectives

Knows when to escalate issues versus taking corrective action

Situational awareness

Continuously monitors wellsite conditions, equipment behavior, and crew activity

Identifies risks early and prevents escalation into incidents

Maintains full awareness during high-pressure operations

Problem-solving ability

Resolves operational and equipment issues in real time

Applies practical field experience to troubleshooting complex situations

Supports engineering solutions with field insight

Mentoring & coaching

Trains and develops Field Operators (I, II, III)

Shares technical knowledge and reinforces best practices

Helps build team competency and performance

Accountability & ownership

Takes responsibility for assigned operations and outcomes

Ensures procedures and standards are strictly followed

Owns both success and issues in field execution

Team coordination & collaboration

Works effectively with multi-service teams (wireline, pumping, nitrogen, client representatives)

Aligns activities to avoid conflicts and ensure smooth operations

Maintains strong working relationships in high-pressure environments

Adaptability & resilience

Handles long shifts, remote locations, and changing job conditions

Adapts quickly to unexpected well behavior or operational changes

Tools or software (required / preferred)

At Field Specialist II level, the role requires both hands-on field tools knowledge and competency in digital systems used for job planning, execution, and reporting.

Education qualifications

Diploma or technical certificate or bachelor’s degree.

Industry background or experience (required / preferred)

With over 90 years' combined experience, NES Fircroft is proud to be the world's leading engineering staffing provider spanning the oil & gas, power & renewables, chemicals, construction & infrastructure, life sciences, mining, and manufacturing sectors worldwide. With more than 80 offices in 45 countries, we provide clients with the engineering and technical expertise they need, wherever and whenever it is needed. We offer contractors far more than a traditional recruitment service, supporting everything from securing visas and work permits to providing market-leading benefits packages and accommodation, ensuring they are safely and compliantly able to support our clients.