Mud Engineer

Airswift; Assens; On-site; CHF 120,000 - 166,000; Full time

Job summary

Airswift is currently looking for a Mud Engineer to work with our client on Geothermal projects in Lausanne, Switzerland. The Drilling Fluids Engineer will provide onsite drilling fluid services on a super-light MPD rig, monitoring, testing, and optimizing drilling fluid performance to ensure safe, efficient operations.

The role requires 10+ years in drilling fluids, IWCF Level 2, OPITO H2S cert, and will involve 4 to 6 months on a 3/3 rotation with 12-hour shifts at the site.

Qualifications

• Bachelor's degree in a related discipline.
• Minimum 10 years of drilling fluids engineering experience in onshore Oil & Gas and/or deep geothermal drilling operations.
• IWCF Level 2 and OPITO H2S or equivalent offshore/onshore medical certification.

Responsibilities

• Provide onsite drilling fluid engineering services on MPD-equipped, super-light rig.
• Test, monitor, control, and optimize drilling fluid properties to meet objectives.
• Supervise drilling fluid mixing, treatment, storage, and pumping operations.
• Analyze fluid performance and offer recommendations to improve efficiency and safety.
• Monitor fluid consumption, inventory, and treatment costs for cost control.
• Coordinate with Drilling Supervisor, Rig Manager, MPD personnel, and contractors.
• Prepare daily reports and technical recommendations for the drilling management team.

Skills

MPD operations

Drilling fluids

Wellbore stability

Cost-control mindset

Education

Bachelor's degree in science/engineering/petroleum/geology/chemistry

Tools

MPD systems

Solids control equipment

Job description

Airswift is currently looking for a Mud Engineer to work with our client Geothermal projects

Job Title: Mud Engineer

Duration: 4 to 6 months contract can be extendable

Rotation: 3/3

Schedule: 12 hours

Shift

Project: Deep Geothermal

Location: Lausanne, Switzerland

Small Rig Mud Engineer – Onshore Geothermal / Oil & Gas Operations

Position Summary

The Drilling Fluids Engineer is responsible for providing onsite drilling fluid services on a super-light drilling rig utilizing Managed Pressure Drilling (MPD) systems. The role involves monitoring, testing, maintaining, and optimizing drilling fluid performance to ensure safe, efficient, and cost-effective drilling operations while maintaining full compliance with HSE and regulatory requirements.

Key Responsibilities

• Provide onsite drilling fluid engineering services throughout drilling operations on a super-light rig utilizing MPD technology.
• Test, monitor, control, and optimize drilling fluid properties to meet operational requirements and well objectives.
• Supervise drilling fluid mixing, treatment, storage, and pumping operations during all phases of the drilling program.
• Analyze drilling fluid performance and provide technical recommendations to improve drilling efficiency, wellbore stability, and operational safety.
• Monitor and track fluid consumption, inventory, and treatment costs, contributing to cost control and operational performance.
• Coordinate closely with the Drilling Supervisor, Rig Manager, MPD personnel, contractors, and service providers to achieve project objectives.
• Ensure effective solids control practices and maintain drilling fluid systems in accordance with operational requirements.
• Support troubleshooting activities related to drilling fluid performance, losses, contamination, and wellbore instability issues.
• Prepare accurate daily reports, fluid summaries, and technical recommendations for the drilling management team.
• Ensure compliance with company procedures, regulatory requirements, and industry best practices.
• Promote and maintain the highest standards of Health, Safety, Security, and Environmental (HSSE) performance.
• Support, mentor, and provide technical guidance to junior drilling fluids personnel when required.

Required Qualifications

• Bachelor's Degree in Science, Engineering, Petroleum Engineering, Chemistry, Geology, or a related discipline.
• Minimum 10 years of drilling fluids engineering experience in onshore Oil & Gas and/or deep geothermal drilling operations.
• Minimum 2 years of drilling operations experience within Continental Europe.
• Strong knowledge of:
  • Drilling fluid systems
  • Solids control equipment and processes
  • Wellbore stability management
  • Managed Pressure Drilling (MPD) operations
  • Hydraulic and drilling optimization principles
• Proven ability to support drilling campaigns in challenging drilling environments.

Required Certifications

• IWCF Level 2 (minimum)
• OPITO H2S MIST or BOSIET OEUK Medical Certificate (or equivalent offshore/onshore medical fitness certification)

Key Competencies

• Strong technical and analytical problem-solving skills.
• Excellent communication and reporting abilities.
• Ability to work effectively within multidisciplinary drilling teams.
• High level of safety awareness and commitment to HSE excellence.
• Ability to work independently in remote operational environments.
• Strong organizational and cost-control mindset.

Preferred Experience

• Deep geothermal drilling projects.
• Managed Pressure Drilling (MPD) operations.
• High-temperature wells and challenging wellbore environments.
• International drilling operations within Europe.

Industry

Geothermal Energy / Oil & Gas

Employment Type

Contract / Rotation-Based Assignment (as applicable)