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Design

The Ortec Group offers innovative and committed engineering, supported by 2,700 experts, to address industrial and ecological challenges across various markets in France and internationally.

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Design & Calculation Engineering
Project Engineering
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Engineering Sites
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Product Engineering
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Data Management
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Administrative Engineering
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Decommissioning and waste management
Maintenance Engineering
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Build

From manufacturing to on-site assembly, the Ortec Group carries out all work on industrial companies’ installations, equipment, or processes.

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Large projects
Construction Works / Revamping
EPCI
Manufacturing & Modification of installations
Nuclear Maintenance
Mechanical Engineering
Metalworking
Electrical Engineering
Thermal Engineering
Industrial Maintenance
Piping
Preserve

The Ortec Group supports industries and communities in the delegated management of their installations, maintenance, and waste treatment.

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Environmental Services
Depollution & rehabilitation
Industry services
Tertiary Services
Industrial Oil Logistics
Sanitation
Waste Management
Design & Engineering
Pollution remediation works
Sites rehabilitation
Soil treatment centers
Management of organic materials and fertilizer production
Unit shutdowns
Industrial Maintenance
Industrial Cleaning
Electrical engineering
Thermal Engineering
Real Estate Maintenance
Electric mobility
Lifting
Logistics & Supply chain
Complex Projects
Transport
Markets

With expertise across the entire industrial value chain and extensive experience in cutting-edge sectors, Ortec teams have a deep understanding of the specific demands of the industry.

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Nuclear
Defence
Life Science
Transport
Aeronautics, aerospace
Heavy Industries
Tertiary
Oil & Gas
Chemicals & Pharmaceuticals
Food Industry
Automotive
Railway
Metalworking
Mining
Real estate
Administration & local authorities
Distribution
Exploration-Production
Refining
Group

Discover the identity, values, and commitments that make the Ortec Group a key player in its sectors.

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Careers

For nearly 30 years, the Ortec Group has been welcoming and supporting new talents and fresh energy within its engineering and operations teams to tackle great challenges together.

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Ortec is hiring
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O.FORUM 2025
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Breaking News

Turnkey projects, spectacular achievements, innovations and (r)evolutions, unique or exclusive stories… Live the daily life at Ortec Group through our NEWSROOM.

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Life Together

“ESAT les Étangs” is formed, providing vehicle polishing and waxing services

25/11/2014

ESAT les Étangs at Port-de-Bouc has been working with Ortec for seven years, providing vehicle valeting services to the Ortec Industrie branch in Fos-sur-Mer, the Ortec Industrie branch in Martigues and the head office in Aix-en-Provence. Designed both for company and employee vehicles, these services include complete valeting and inspection of liquids.

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Career

At Ortec, trainees are not (just) trainees

05/01/2013

In 2014, the Recruitment and Mobility department strengthened its relations and actions with targeted training schools. We meet young graduates and students to talk about our lines of business, the sectors in which we work and the Group’s values, and to present the opportunities for work placements or sandwich course contracts.

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