alten mexico, is a leading engineering company that specializes in providing innovative solutions for engineering, technology, and product development projects. We work directly with different industries including automotive, energy, aeronautics, banking & insurance, telecom & multimedia, and rail; offering services ranging from project design development to test/validation, programming, implementation, and manufacturing.

alten mexico as a subsidiary of the alten group. Currently working with international clients, and we are looking for a thermal systems engineer who will contribute to the development of an iron air battery , a large-scale energy storage solution, as a system-level specialist for cold-weather, heater, pump, insulation, and thermal-performance issues.

location: remote

experience level: 5+ years

english: b2–c1

key responsibilities

- assess cold-weather operating and storage requirements, snow/ice effects, and self-draining concepts.
- evaluate heater and pump alternatives, thermal performance, duty cycles, isolation needs, and failure modes.
- coordinate thermal analysis with cfd, mechanical, electrical, materials, and validation teams.
- define thermal verification methods and review empirical test results supplied by the customer or vendor.
- develop recommendations balancing performance, cost, manufacturability,



and revalidation impact.

requirements

must‑have qualifications

- bachelor’s or advanced degree in mechanical engineering or related field.
- 5+ years of thermal systems, thermal analysis, hvac, energy systems, battery systems, or fluid-system engineering experience.
- strong fundamentals in thermal requirements, heat transfer, cold-weather design, freeze protection, heaters, pumps, insulation, and thermal interfaces. Thermodynamics, fluid mechanics, and test correlation.
- steady-state and transient thermal analysis using hand calculations, 1d models, or 3d tools as appropriate.
- experience with heaters, pumps, cold-weather performance, or temperature-controlled products preferred.
- english level b2–c1 .

soft skills

- strong communication and cross‑functional collaboration.
- technical leadership and decision‑making capability.
- problem‑solving and analytical thinking.
- time management and ability to operate under tight deadlines.
- detail‑oriented mindset with strong documentation discipline.
- supplier coordination and negotiation skills.
- continuous improvement and robust design focus.

benefits

- competitive salary
- benefits above those required by law
- career growth and development plan
- remote work scheme

📌 Thermal systems engineer sr (México)
🏢 Alten Mexico
📍 México