Senior Co-Simulation Engineer – Remote CFD & 1D/3D Modeling

DLB Associates; United States; Remote; USD 105,000 - 131,000; Full time

Job summary

DLB Associates is seeking a Co-Simulation Engineer III to develop multi-domain co-simulation and digital twin capabilities for data center design and construction. The role includes CFD modeling and hydraulics with collaboration across engineering and project management teams.

Responsibilities include creating 1D/3D co-simulation models, validating results, and producing detailed reports. Travel up to 10% is expected; remote work from most US locations is supported.

Qualifications

• Bachelor’s degree in Mechanical Engineering and five years of consultancy experience.
• Master’s or PhD in Mechanical Engineering and two years of consultancy experience.
• Experience with hydraulic/flow-network tools (Flownex, Flomaster, HYSYS) and CFD tools.

Responsibilities

• Define co-simulation objectives, metrics, and acceptance criteria with design teams.
• Develop thermo-hydraulic and 3D CFD/thermal co-simulation interfaces and manage data exchange.
• Review model setup, boundary conditions, and convergence; prepare reports and design recommendations.
• Contribute to proposals, client discussions, and validation/calibration activities.
• Operate in remote-friendly environments with strong communication and organization.

Skills

Thermo-hydraulic modeling

CFD modeling

Python

C/C++

Data analysis

Communication

Remote collaboration

Education

Bachelor’s degree in Mechanical Engineering

Master’s or PhD in Mechanical Engineering

Tools

Flownex

Siemens Flomaster

Aspen HYSYS

Cadence Reality DC Design

ANSYS Fluent

STAR-CCM+

Job description

DLB Associates is seeking a Co-Simulation Engineer III to develop multi-domain co-simulation and digital twin capabilities for data center design and construction. The role includes CFD modeling and hydraulics with collaboration across engineering and project management teams.

Responsibilities include creating 1D/3D co-simulation models, validating results, and producing detailed reports. Travel up to 10% is expected; remote work from most US locations is supported.