1006 Thermal Systems Engineer Sr

Description

Full Job Description

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

Qualifications And Requirements

Mid-Senior level

Mid-Senior level

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