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Senior Drilling Fluids Engineer Jobs (NOW HIRING)

Aetherflux

Senior Fluids Engineer

Seattle, WA · On-site

$160K - $185K/yr

... fluids, and thermal management architectures. This includes valves, regulators, fluid storage ... Bachelor's degree in Mechanical, Aerospace, Chemical, or related engineering field. * 3+ years of ...

Malcolm Drilling

Geotechnical Field Engineer

Odessa, FL · On-site

The Geotechnical Field Engineer will support the planning, execution, and oversight of geothermal ... Familiarity with drilling fluids, cementing, casing, and directional drilling practices. * Strong ...

Malcolm Drilling

Geotechnical Field Engineer

Odessa, FL · On-site

The Geotechnical Field Engineer will support the planning, execution, and oversight of geothermal ... Familiarity with drilling fluids, cementing, casing, and directional drilling practices. * Strong ...

Malcolm Drilling

Geotechnical Field Engineer

Odessa, FL · On-site

The Geotechnical Field Engineer will support the planning, execution, and oversight of geothermal ... Familiarity with drilling fluids, cementing, casing, and directional drilling practices. * Strong ...

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Senior Drilling Fluids Engineer information

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$101K

$162.8K

$214.5K

How much do senior drilling fluids engineer jobs pay per year?

As of Aug 13, 2026, the average yearly pay for senior drilling fluids engineer in the United States is $162,808.00, according to ZipRecruiter salary data. Most workers in this role earn between $134,500.00 and $194,000.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a senior drilling fluids engineer?

To thrive as a Senior Drilling Fluids Engineer, you need extensive knowledge of drilling fluid chemistry, wellbore stability, and formation evaluation, generally supported by a degree in engineering or geology and several years of industry experience. Proficiency with drilling fluid simulation software, mud logging systems, and relevant certifications such as Well Control (IWCF or IADC) are typically required. Strong problem-solving, communication, and leadership skills are crucial for coordinating with drilling teams and responding to operational challenges. These capabilities ensure safe, efficient drilling operations and effective management of fluid-related risks.

What is the difference between Senior Drilling Fluids Engineer vs Drilling Fluids Engineer?

AspectSenior Drilling Fluids EngineerDrilling Fluids Engineer
CredentialsBachelor's degree in petroleum engineering or related field; extensive experienceBachelor's degree in engineering or geology; some experience required
Work EnvironmentLead role in drilling operations, overseeing fluid systemsSupport role, assisting in fluid preparation and testing
ResponsibilitiesDesigning, optimizing, and managing drilling fluid programsPreparing and testing drilling fluids under supervision

The main difference is that Senior Drilling Fluids Engineers have more experience, leadership responsibilities, and oversee fluid systems, while Drilling Fluids Engineers focus on supporting tasks like fluid preparation and testing. Senior roles require advanced knowledge and project management skills, whereas entry-level roles emphasize technical support.

What is a senior drilling fluids engineer?

Senior Drilling Fluids Engineers are experienced professionals responsible for designing, managing, and optimizing the drilling fluid (mud) programs used in oil and gas drilling operations. They ensure that the right type and composition of drilling fluids are used to maintain wellbore stability, control subsurface pressures, and facilitate efficient drilling. Their expertise helps minimize drilling problems, protect the environment, and reduce operational costs. Senior Drilling Fluids Engineers also supervise field personnel, analyze fluid properties, and work closely with drilling teams to troubleshoot and resolve any issues during drilling.

What are some typical challenges a senior drilling fluids engineer faces during drilling operations, and how are they addressed?

A Senior Drilling Fluids Engineer often encounters challenges such as maintaining optimal mud properties in varying geological formations, preventing wellbore instability, and managing fluid losses. These issues require quick troubleshooting, strong analytical skills, and close collaboration with drilling teams and onsite personnel. Effective communication and proactive planning are essential, as the engineer must adapt fluid formulations in real time to changing downhole conditions while ensuring compliance with safety and environmental standards.
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Senior Drilling Fluids Engineer jobs near you
Infographic showing various Senior Drilling Fluids Engineer job openings in the United States as of August 2026, with employment types broken down into 92% Full Time, 2% Part Time, and 6% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $162,808 per year, or $78.3 per hour.

Senior Stage Fluids Engineer I

Rocket Lab Corporation

Long Beach, CA • On-site

$109K - $150K/yr

Full-time

Re-posted 7 days ago

Rocket Lab rating

9.2

Company rating: 9.2 out of 10

Based on 14 frontline employees who took The Breakroom Quiz

4th of 72 rated aerospace companies

Job description

NEUTRON 

Rocket Lab's Neutron team is responsible for bringing our new large rocket Neutron and its launch and test sites to life. From designing and testing Neutron's structures and components, to firing up its new Archimedes engines, to setting up Neutron's launch pads and test sites across the United States, joining the Neutron team is your opportunity to help launch a new large rocket for the very first time. 

SENIOR STAGE FLUIDS ENGINEER I

A Senior Stage Fluids Engineer I, Neutron owns the design, build, test, and review of multiple fluid systems across the Neutron launch vehicle. Our team owns all plumbing and systems between the tanks and the engines. Your work within the Fluid Systems department will turn vehicle-level requirements into a fluid network that enables Neutron to operate with aircraft-like reusability and reliability.

WHAT YOU'LL GET TO DO

  • Design plumbing systems, components, and their secondary structures. Provide feedback to your peers on their designs, drawings, and methodology.
  • Analyze these systems and components in the harsh and dynamic environments of launch. Review and provide feedback for critical structural analysis of fluid components and systems.
  • Model these systems to characterize and predict system behavior at all conditions. Understand and interpret models of others and work to improve efficacy of modelling.
  • Test and qualify these systems, components, and modules.
  • Manage requirements, realization, and implementation of systems in the larger launch vehicle context.
  • Integrate your hardware into the vehicle.
  • Review data from component, system, and vehicle level testing to optimize and improve future designs.
  • Collaborate with components, propulsion, structures, mechanical, operations, and flight software teams to develop and define vehicle functions.
  • Create tools to enhance the team's analysis capabilities, streamline workflow and optimize launch operations.
  • Set the standard for design, production, and testing processes. Enforce these standards across the program and beyond.
  • Mentor and grow your peers to strengthen the overall team.

YOU'LL BRING THESE QUALIFICATIONS:

  • Bachelor's degree in Mechanical Engineering or relevant engineering discipline.
  • 5+ years of experience in a hardware rich environment.
  • Experience with fluid components design and usage for valves, pressure vessels, flex elements & fittings.
  • Experience with DfM/DfAM, machining processes, and welding processes with a proven understanding of mechanical drafting and GD&T.

THESE QUALIFICATIONS WOULD BE NICE TO HAVE:

  • 8+ years of experience in a fast-paced aerospace environment where you have completed difficult projects while collaborating effectively with other key groups.
  • Strong understanding of how to design for classic aerospace constraints: minimizing mass while maintaining manufacturability, function, and low costs.
  • Ability to earn trust, maintain positive professional relationships, & contribute to a culture of inclusion.
  • Experience working with a distributed team across the globe.
  • Advanced degree in a fluid mechanics-heavy field.
  • Experience with oxygen, methane, and/or cryogenic systems.
  • Experience using Siemens NX & Teamcenter.
  • Demonstrated ability to rally a team to make & execute good decisions in a fast-paced environment with limited information.
  • Experience with Aerospace Processes, Standards, and Workflows, from JIRA to AS9100.

This position may require prolonged periods of sitting, standing, walking, computer work, and occasional exposure to moderate levels of noise, dust, and fumes in production areas

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