CFD / Process Engineer

XRG Technologies, LLC; Tulsa (OK); On-site; USD 90,000 - 130,000; Full time

Job summary

XRG Technologies in Tulsa, OK is seeking a CFD/Process engineer specializing in combustion CFD modeling to tackle complex thermal challenges across refining, petrochemical, and power industries. You will build and interpret CFD simulations of combustion and heat transfer equipment, design fired heaters, boilers, and heat exchangers, and support R&D efforts with advanced methods and in-house tools.

Jointly you will collaborate with cross-functional teams to improve performance, reliability, and

Qualifications

• BS in Mechanical or Chemical Engineering, MS preferred.
• 3+ years of CFD experience (Fluent, StarCCM+).
• Experience with fired heaters, boilers, and heat exchangers.
• Familiarity with API, ASME, ASTM standards.
• Strong analytical and communication skills.

Responsibilities

• Build, run, and interpret CFD simulations for combustion and heat transfer equipment.
• Design and optimize fired heaters, boilers, and heat exchangers.
• Perform heat transfer, combustion, and hydraulics calculations using FRNC-5 and in-house software.
• Support field surveys, commissioning, and performance testing.
• Collaborate on R&D and CFD methods development.

Skills

Analytical thinking

Strong communication

Problem solving

Education

BS in Mechanical or Chemical Engineering

MS preferred

Tools

Fluent

StarCCM+

FRNC-5

XRG-proprietary software

Job description

XRG Technologies is seeking a talented CFD/Process engineer with expertise in combustion CFD modeling to join our growing team. This role is ideal for someone who enjoys tackling complex thermal and combustion challenges and contributing to innovative solutions for the refining, petrochemical, and power industries.You’ll work on high-impact projects that require creativity, technical rigor, and a passion for continuous improvement.

We are an engineering and procurement company specializing in fired heat transfer equipment. By combining deep experience in combustion and heater engineering with modern tools – such as advanced CFD modeling – we help customers tackle some of the industry's toughest performance, reliability, and emissions challenges.We believe that the increased demands for equipment safety, efficiency, reliability, and emissions require a technical approach that few companies can offer today.

At XRG, we don’t just provide answers, we provide solutions!

What you’ll do:

• Build, run, and interpret CFD simulations of combustion and heat transfer equipment to assess performance, troubleshoot issues, and evaluate design options.
• Design and optimize fired heaters, boilers, and heat exchangers.
• Perform heat transfer, combustion, and hydraulics calculations using tools such as FRNC-5 and XRG-proprietary software.
• Support field surveys, commissioning, and performance testing.
• Collaborate on R&D and CFD methods improvement/development.

What we’re looking for:

• BS in Mechanical or Chemical Engineering (MS preferred)
• 3+ years of CFD (Fluent, StarCCM+, etc.) experience in a related field
• Experience with engineering heat transfer (fired heaters, boilers, heat exchangers, etc.) and/or combustion equipment
• Familiarity with applicable API, ASME, ASTM standards
• Strong analytical, communication, and problem-solving skills.

XRG Offers:

• An opportunity to help build the engineering company of the future
• Diversity in projects, customers, engineering work, cultures, and colleagues
• A progressive, flexible work environment where you will feel valued, independent, and part of a close-knit team
• A strong focus on personal and professional growth
• An atmosphere of excellence with concentration on what can be