Sustainability Officer

besix· Legal
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About this role

Bedrijfsomschrijving

BESIX Group is a leading multidisciplinary Belgian Group, active in construction, real estate development, and concessions. Founded in 1909, BESIX has grown impressively and now operates across Northern and Eastern Europe, North and Central Africa, the Middle East (via BESIX Construct), as well as in Australia. 

The Group distinguishes itself through its internal Engineering Department, offering deep expertise in geotechnical engineering, concrete technology, planning, BIM, System Engineering, and other advanced tools. 

BESIX achieved a turnover of EUR 3.6 billion in 2024 and employs approximately 11,000 people across 27+ countries, representing over 80 nationalities. 

BESIX is committed through sustainable and responsible practices to leave a positive legacy. We integrate Environmental, Social, and Governance (ESG) principles into our operations. From reducing carbon emissions and promoting circular construction to fostering inclusive workplaces and ethical governance. 

Our sustainability charter and roadmap guide us in creating long-term value for communities, clients, and future generations. 

Learn more at: https://www.besix.com 

Vacatureomschrijving

As Sustainability Officer, you join a compact and highly strategic team at Group level, responsible for shaping and rolling out the sustainability agenda across BESIX’s international operations.

You play a key role in translating strategy into concrete actions, ensuring compliance with evolving regulations, and embedding sustainability into the company’s culture, decision-making, and day-to-day operations.

Your responsibilities

1. Driving sustainability strategy

  • Contribute to the development and continuous refinement of BESIX Group’s sustainability strategy
  • Monitor market trends, regulatory developments and emerging risks & opportunities
  • Help design and implement KPIs, dashboards and reporting frameworks to track progress and support decision-making

2. Embedding sustainability in the organisation

  • Support the integration of sustainability into governance, risk management and strategic decision-making processes
  • Drive cultural change by promoting sustainability across all levels of the organisation
  • Develop and roll out training initiatives for executives and operational teams
  • Build and support a global internal sustainability network
  • Contribute to incentive frameworks and performance management systems linked to sustainability objectives

3. Ensuring regulatory compliance

  • Play a key role in achieving and maintaining full compliance with CSRD requirements (incl. double materiality, data governance and reporting)
  • Ensure alignment with key frameworks such as ESRS and EU Taxonomy
  • Coordinate with business units and corporate functions to ensure consistent implementation across the Group
  • Collaborate with Legal, Compliance and ICT on data governance, systems and reporting tools

4. Managing stakeholders & reputation

  • Maintain relationships with auditors, rating agencies, certification bodies and regulatory authorities
  • Support the development of BESIX’s sustainability positioning together with Communication
  • Represent the Group in relevant external forums and partnerships

Functie-eisen

  • Master’s degree in e.g. Business, Economics, Law, Engineering or Environmental Sciences
  • Minimum 5 years of experience in corporate sustainability (e.g. climate, energy, circularity, workforce or governance topics)
  • Experience in construction or infrastructure is a strong asset
  • International exposure is a plus
  • Fluent in English, with good knowledge of Dutch and French

What we are looking for

  • Strong communicator with excellent writing and presentation skills
  • Able to operate in a complex, international and project-driven environment
  • Proactive, autonomous and solution-oriented
  • Strong analytical mindset combined with attention to detail
  • Team player with a collaborative mindset and ability to build networks
  • High level of drive, ownership and professional integrity

Aanvullende informatie

A career at BESIX is a lot more than just a job, it's about being part of our changing and innovative world. Your skills, ambition and passion will contribute to the development of our different businesses and allow us to succeed in the challenges of the coming years.

Working for the BESIX group allows you to be a part of a dynamic, creative and entrepreneurial company. It gives you a safe and collaborative working environment with ambitious and innovative goals for the world of tomorrow, but also for your career and personal development.

We are looking for different kinds of personalities, mindsets, backgrounds and genders to build the iconic and sustainable projects of tomorrow.

In line with its behavior of “Be Inclusive”, BESIX intends to accommodate for any reasonable accommodation (non-disproportionate burden), tangible or intangible, that would neutralize the limiting influence of an inappropriate environment on the participation of a person with a disability. Talk to your recruiter when applying.

Are you ready to make an impact and leave a positive legacy for years to come? If you are passionate about our purpose: “We take on today’s boldest challenges to build a lasting legacy”, come and join our caring BESIX family. Together we will co-create our future.

Working at BESIX brings a lot of great benefits including:  

  • An attractive remuneration package including a salary in line with the market and a range of employee benefits such as flexible mobility advantages, extra-legal pension, medical care insurance, work-life balance program (such as teleworking, flexible work schedule, mobile working), Health Management (sport, health check-up program, …);
  • Career development programs that serve not only to ensure that you are constantly learning and improving but also that give you the possibility to expand your career horizon;
  • A dynamic, creative and safe working environment with innovative colleagues supporting your endeavors (ideas, projects, goals, ambitions);
  • Possibility to work on complex projects within both a local and international environment;
  • The choice to remain locally anchored for the coming years or to seek an exciting international career opportunity within the group.

Frequently Asked Questions

Is the salary disclosed for the Sustainability Officer position at besix?
The salary for this Sustainability Officer role at besix is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Sustainability Officer position at besix located?
This Sustainability Officer role at besix is based in Brussels, Brussels, Brussels, Belgium, be. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Sustainability Officer role at besix full-time or part-time?
This is listed as a Full time position. It is posted as a Sustainability Officer role in the Legal department at besix.
Which team or department does the Sustainability Officer at besix belong to?
This Sustainability Officer position is part of the Legal department at besix. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Sustainability Officer position at besix?
Click the "Apply Now" button on this page. You will be redirected to besix's official application portal hosted on smartrecruiters where you can submit your application directly.
When was the Sustainability Officer job at besix posted?
This Sustainability Officer position at besix was posted on Jun 8, 2026. Apply as soon as possible — early applications are often reviewed first.
Sustainability Officer
besix
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