CFD & Thermal Simulation Engineer for Design & Optimization

Sii Poland

Lublin

On-site

PLN 120,000 - 200,000

Full time

39 hours ago

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Benefits offered by this job

Great Place to Work

Profit sharing

Centre of internal trainings

Many experts you can learn from

Open and accessible management team

Regular integration events and trips

Comfortable and well-equipped offices

Medical care

Job summary

Sii Poland's Product Design Studio is seeking a CFD/thermal analyst to support engineering projects for automotive, industrial, energy, aerospace, and hi‑tech clients. You will develop simulations, build numerical models, and translate results into concrete design improvements.

Depending on experience, we offer full‑time or part‑time cooperation. You will collaborate with project teams, designers, and other CAE specialists to optimize performance, reliability, and cost, while preparing technical

Qualifications

At least 3 years of experience conducting CFD and/or thermal analyses for technical products or systems.
Familiarity with STAR-CCM+ or Ansys Fluent for simulations and validation.
Ability to build, validate, and verify numerical models and interpret results.

Responsibilities

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