CFD & Thermal Simulation Engineer

Sii Poland; Białystok; On-site; PLN 120,000 - 180,000; Full time

Benefits offered by this job

Great Place to Work

Medical care

Centre of internal trainings

Profit sharing

Open management team

Regular integration events and trips

Comfortable and well-equipped offices

Job summary

Sii Poland's Product Design Studio is seeking a skilled CFD/thermal analyst to support engineering projects across automotive, industrial, energy, aerospace, and hi-tech sectors. You will conduct CFD and thermal analyses, build numerical models, and translate results into concrete design improvements.

Collaborating with project teams and CAE specialists, you will document findings, validate models, and contribute to product optimization for performance, reliability, and cost.

Qualifications

• Higher technical education in Mechanical Engineering, Energy, Aviation, Automation or related fields.
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Responsibilities

• Conduct CFD analyses and/or thermal analyses for mechanical products and systems
• Create numerical models and prepare assumptions for simulations
• Analyze flows, heat exchange, and product behavior under various operating conditions
• Interpret simulation results and recommend design changes
• Collaborate with project teams, designers, and other CAE specialists
• Participate in product optimization for performance, reliability, and cost
• Prepare technical documentation and reports from conducted analyses
• Support validation and product development processes at various stages of the life cycle

Skills

CFD analyses

Thermal analyses

Numerical modelling

Technical reporting

English communication

Team collaboration

Education

Engineering degree

Tools

STAR-CCM+

Ansys Fluent

Job description

Sii Poland's Product Design Studio is seeking a skilled CFD/thermal analyst to support engineering projects across automotive, industrial, energy, aerospace, and hi-tech sectors. You will conduct CFD and thermal analyses, build numerical models, and translate results into concrete design improvements.

Collaborating with project teams and CAE specialists, you will document findings, validate models, and contribute to product optimization for performance, reliability, and cost.