International Installation Technician (M/F) F/H

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Update on 22/10/2026

Contract type: Permanent contract
Work time: Full time
Location Rennes

The company

Founded in 2013, Cailabs designs, manufactures, and develops innovative photonic solutions for the space, industry, telecommunications, and defense sectors. A global specialist in laser shaping, the company has accelerated its growth in the space field with turnkey optical ground stations that integrate atmospheric turbulence compensation technology. This makes it one of the first companies to harness very high data rates enabled by optics in a commercial ground station.

Cailabs currently has more than 200 employees, including 41PhDs. With 29 patent families filed, the company is one of the most innovative companies in France. It is headquartered in Rennes, with offices in Paris and Washington (USA).

Post description

At the heart of our deployment projects, you will work directly on site to install, commission and maintain complex systems for our customers in France and internationally. This position offers a unique combination of technical expertise, international travel, autonomy in the field and collaboration with multidisciplinary teams.

You will develop a broad range of skills in mechanics, electrical systems, networks and optics, while directly contributing to the successful delivery of customer projects.

Your responsibilities:

Installation, deployment and integration of complex systems

Install, deploy and commission complex industrial equipment at customer sites.
Contribute to the integration of platforms and technical systems, ensuring they operate correctly.
Read and interpret electrical diagrams and carry out the required wiring and connection operations.
Work directly on customer installations in France and internationally, with travel depending on project requirements.

Diagnostics, troubleshooting and technical problem-solving

Diagnose industrial equipment and systems in the event of malfunctions.
Analyse failures, identify root causes and implement appropriate corrective solutions.
Carry out troubleshooting operations and contribute to bringing equipment back into service.
Adapt to a variety of technical environments and manage unexpected situations during on-site assignments.

Regular international business travel is required as part of the role, as well as occasional non-standard working hours depending on project phases.

Two positions are available.

By joining Cailabs, you will find:

The opportunity to take part in an incredible human adventure, working alongside colleagues who share a strong team spirit built on challenge, intellectual stimulation, and responsiveness;
The chance to join a dynamic organization that combines agility with resources aligned with its ambitions;
A cutting-edge technology company involved in every stage, from prototype development to industrialization phase.

Profile required

Your profile:

2 to 3 years of higher education in electrical engineering, industrial maintenance, automation, mechatronics, industrial instrumentation and control, or equivalent. Beyond your qualifications, your experience will make the difference.
More than 3 years of hands-on experience in complex industrial environments.
Experience working at customer sites and the ability to analyse failures to identify their root causes.
Experience working with complex machinery, including diagnostics, troubleshooting, reading electrical diagrams and assembling connectors.
Autonomy, attention to detail and adaptability.
Ability to manage unexpected situations and adapt to changing circumstances.
Good interpersonal skills, clear communication and a team-oriented mindset.
Advanced English, both spoken and written.

International experience, knowledge of optics, telecommunications or RF, as well as experience in complex systems integration, would be valuable assets.

Avantages

Regular opportunities for team bonding and social events (annual seminar, team lunches, group games, sports activities, etc.);
100% employer-covered health insurance;
A bonus scheme rewarding both collective and individual performance;
Joining Cailabs also means having the assurance that everything will be put in place to help you perform, grow, and take on new challenges

Required languages

English - Level advanced

Réf: 8abcc0dd-6110-446c-9b33-292f9a23095b

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International Installation Technician (M/F) F/H

Permanent contract

Full time

Rennes

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In accordance with the GDPR, you have the right to access, rectify, object to and delete your data. You may exercise these rights by contacting dpo@septeo.com.

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