Group Head of Sustainability at BESIX · Brussels

companyDescription 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 jobDescription As Group Head of Sustainability, you are responsible for defining and driving BESIX Group’s sustainability ambition at the highest level. You lead the design, implementation, and continuous evolution of the Group’s sustainability strategy across all operations and geographies. You act as a key advisor to executive leadership, ensuring sustainability is fully embedded into business strategy, decision-making, and operations. By combining strategic vision with execution power, you drive measurable impact across environmental, social, and governance dimensions, while ensuring full alignment with European and international regulatory frameworks. Your responsibilities as Group Head Of Sustainability Shaping sustainability strategy & performance Define and continuously refine a Group-wide sustainability strategy aligned with BESIX’s growth ambitions and evolving market dynamics Anticipate and monitor key trends, regulatory developments, and emerging risks and opportunities Establish clear KPIs, dashboards, and reporting mechanisms to track performance and support executive decision-making Driving organisational transformation Integrate sustainability into governance, enterprise risk management, and capital allocation frameworks Lead a cultural transformation across the organisation, embedding sustainability from boardroom to project execution Design and roll out training programmes for leadership and operational teams Build and lead a global sustainability network across regions and business units Develop incentive structures and performance frameworks linked to sustainability outcomes Ensuring regulatory excellence & data governance Lead the Group’s full compliance with CSRD and other relevant frameworks (incl. double materiality, data governance, audit readiness and reporting) Ensure alignment with international standards such as TCFD, ESRS and EU Taxonomy Drive collaboration with Legal, Compliance and ICT to ensure robust data systems, controls and reporting platforms Leverage data and analytics to continuously improve sustainability performance Strengthening stakeholder engagement & positioning Build and manage relationships with auditors, rating agencies, certification bodies, NGOs and regulators Shape BESIX’s sustainability positioning in close collaboration with Communication Represent the Group in key national and international forums and partnerships Building and leading the sustainability function Develop and structure a high-performing sustainability team Coach and empower stakeholders across the organisation Foster alignment and collaboration across a complex, international business environment qualifications Master’s degree in business, Economics, Law, Engineering, Environmental Sciences or similar 10–15 years of experience in corporate sustainability, with strong exposure to topics such as climate, energy, circularity, workforce and governance Experience in construction or infrastructure is a plus Proven international exposure Fluent in English, combined with Dutch and/or French What we are looking for Strategic thinker with a strong execution mindset Influential leader, able to engage and align senior stakeholders Excellent communication and presentation skills Strong network builder across functions and geographies Proven ability to lead change in complex organisations Entrepreneurial and proactive, with a strong sense of ownership Structured, analytical and detail-oriented while maintaining a clear big-picture view High resilience and drive, with impeccable professional integrity additionalInformation 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.