Why choose ALTEN?
Welcome to the Engineer’s House
At ALTEN, we believe that engineers are the architects who are building today the world of tomorrow.
As a global leader in engineering and IT services, we support our clients in their transformation.
By joining ALTEN, you will contribute to high-level technology projects across the entire value chain of the most prestigious companies in the industrial, services, and telecoms sectors.


A home to learn and grow

A professional future rich in possibilities
Are you inspired by Mars exploration, the cockpit of the future, autonomous vehicles, the modernization of nuclear power plants, or intelligent data processing?
ALTEN offers a wide variety of careers suited to all profiles, whether you are a student, recent graduate, or experienced professional, as well as to all career plans. These careers will allow you to put your expertise to work on exciting projects and acquire new skills.

We support you in developing your potential
ALTEN invests in knowledge transfer to support talent development and innovation. Our AMPLIFY training academy enables every employee to develop their skills throughout their career, thanks to tailored, practical, and collaborative training programs.
Our ambition is to offer training programs that are aligned with market needs in order to strengthen the long-term employability of our employees.

Career paths designed to meet your ambitions
Evolving career paths
You will join an environment offering multiple pathways at all levels, allowing you to progress within the Group’s four divisions: Specialist, Project Management, Business Management, and Support Functions.
Dedicated support for success
Our employees are supported in their progression to positions of responsibility through personalized and structured mentoring.


An international group
We support technological innovation on a global scale
Driven by strong growth, the Group now operates in more than 30 countries across Europe, America, Asia, Africa, and the Middle East.
With nearly 70% of its revenue generated internationally, ALTEN has become a global player capable of supporting major industrial companies in their complex technological projects around the world.
We encourage internal mobility to enrich your career path
At ALTEN, mobility, whether functional or geographical, in France or internationally, is actively encouraged to enable everyone to strengthen their skills, give new impetus to their career, and flourish by exploring new professional environments.
In 2024, more than 1,000 employees benefited from mobility within the Group.


At the heart of the most ambitious technology projects

Innovation Department: the hub for innovative projects
Our Innovation Department plays a key role in defining and implementing innovation strategies, identifying new technological trends and supporting teams in their integration. A true catalyst, it promotes collaboration between experts, partners, and clients to transform ideas into concrete projects and strengthen the Group’s competitiveness.
Thanks to the SMART DIGITAL initiative, nine research programs cover cross-functional themes tailored to our clients’ challenges.
Created in 2016, ALTEN Labs offer our consultants a space to explore emerging technologies such as Big Data, AI, and virtual reality. Agile and flexible, they develop a variety of projects, from energy optimization to low-carbon mobility.

Collaboration, the driving force behind innovation
In order to accelerate innovation in its various strategic areas of expertise, ALTEN surrounds itself with prestigious partners who are themselves experts in their scientific, technological, and/or academic fields.
This collaborative ecosystem enriches our research activities through theses, scientific collaborations, and concrete applications for our Proofs of Concept (POC) and Minimum Viable Products (MVP).
Together, we pool our expertise and integrate the most advanced technologies to drive innovation forward.


Recognized expertise
Grow in a wide range of industries
We operate in all sectors of industry and services: aerospace, defense, naval & security, automotive, rail & mobility, energy & environment, life sciences & healthcare, industrial equipment & electronics, telecoms, banking, finance & insurance, retail & services, public services & government.
A department dedicated to business expertise
ALTEN’s high standards and pursuit of excellence are fully reflected in its Technical Department, which drives high value-added projects and incubates high-level expertise.
In France, 270 specialists and experts, supported by more than 500 project managers in some 15 countries, work together to meet complex and strategic technological challenges.
By joining ALTEN, you will become part of a community of passionate experts committed to sharing knowledge and taking on ambitious projects.


Join a committed company

We are strengthening the position of women in scientific fields
Aware of our role, ALTEN is actively committed to increasing the number of women in scientific professions. Recruitment, mentoring, training, evaluation, and promoting role models: concrete actions are being implemented to encourage women to pursue scientific careers and access positions of responsibility. The signing of the UN Women’s Empowerment Principles and the creation of the Women at ALTEN community illustrate this commitment.

Making diversity a lever for collective performance
Diversity, equity, and inclusion are at the heart of our culture. With a presence in more than 30 countries, our 57,700 employees represent more than 100 nationalities. We ensure that everyone can thrive professionally while remaining true to their identity. ALTEN values all forms of diversity: origin, age, gender, sexual orientation, beliefs, and disability. We take concrete action to promote an inclusive environment through internal awareness-raising and partnerships with associations. In France, this commitment is reflected in particular by the signing of the Diversity Charter.

Enabling everyone to balance their career and personal life
ALTEN places Quality of Life at Work at the heart of its priorities to promote a good work-life balance. Throughout the year, sports, cultural, and recreational activities are offered, including running, culinary masterclasses, e-sports communities, and more. On the innovation side, employees can attend inspiring conferences (Tech Talks, Tech A Seat) or join technical tribes (Data, Testing, Agile, etc.).

We innovate for the environment
Sustainable innovation is at the heart of our strategy, which aims to address the challenges facing businesses and society today. At ALTEN, we are helping to respond to these issues and meet the challenges of sustainability, with 31% of ALTEN’s R&D devoted to sustainable innovation.
Towards sustainable mobility and net-zero emissions by 2050
Our experts design innovative solutions to reduce the carbon footprint of transportation: low-carbon mobility, electric or hybrid vehicles, smart infrastructure, and more efficient networks. Together, we are helping to build cleaner, more sustainable, and more connected mobility.
Let’s build a better future together
Aeronautics