Job Offer

Thermal & Acoustic Engineer (M/F)

04/24/2026
France
Full time
Cofinair blue and red shape

Job Description

Are teamwork and personal and professional fulfillment important values ​​to you?
Are you looking for meaning and professional challenges?
Join us!

JACIR – a COFINAIR Group company with 5 production sites in France, Germany, and Italy, 300 employees, and a turnover of €75 million – is now positioned as the leading European partner, offering innovative and environmentally friendly evaporative cooling technologies: design, manufacturing, marketing, and dedicated services for cooling towers and adiabatic coolers for industry and the service sector. As part of its expansion, JACIR is recruiting for its Croissy-Beaubourg site:

Thermal & Acoustic Engineer (M/F) – Permanent Contract

General Missions:

Reporting to the AVP Manager, you will join a team of expert engineers and work on topics related to the thermal and acoustic performance of our products. You will actively contribute to the design, optimization, and reliability of our technical solutions.
Your main responsibilities will be:

  • To make thermal and acoustic selections of our products in line with project needs
  • Contribute to the continuous improvement of selection methods and processes
  • Provide your technical expertise and support to internal teams
  • Participate in the preliminary project phases to define the most relevant technical solutions
  • Contribute to the development and evolution of internal calculation and selection tools and software
  • Train and support sales teams in the use of business applications
  • Provide technical support to sales teams on thermal and acoustic issues.

What we offer:

  • A training program on our products and services and awareness of our QSE procedures will be put in place.
  • The following conditions and social benefits apply: Health insurance/supplementary benefits covered 70% by the employer
  • Works Council (Gift vouchers, holiday vouchers, group events)
  • Profit-sharing based on collective results
  • Executive status with a 218-day fixed-rate contract
  • RTT + days off
  • Flexible Hours
  • Homeworking Charter in place

Start date: As soon as possible

You will be joining a company committed to a strong QHSE culture, where every employee plays a role in safety, quality and respect for the environment.

JACIR is committed to ensuring equal opportunities for all our candidates by valuing diversity and inclusion. We strive to recruit diverse talents who enrich our team and foster a respectful and collaborative work environment.

Required Qualifications and Skills

Your strengths that make the difference:

With excellent interpersonal skills, you are curious, enthusiastic, and enjoy working in a team.
Rigorous, autonomous, and versatile, you manage your tasks effectively.
Proactive and solution-oriented, you actively contribute to improving tools and processes and developing the business.

Your background:

Holding a Master’s degree in Engineering (Bac+5), specializing in thermal or energy engineering, you have initial experience in similar roles.
You are fluent in English (minimum B1 level) and proficient in Microsoft Office.
Occasional travel within France and abroad will be required.

“Thermal & Acoustic Engineer (M/F)”

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