Senior Group Internal Auditor at BESIX in Brussels, Brussels, be

Company Description

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 4.1 billion in 2025 and employs approximately 10,000 people across 26+ 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

Job Description

As Group Internal Auditor at BESIX Group, you will work on a wide variety of audit assignments across the Group. You will have direct exposure to senior management and the opportunity to work in different countries and business environments.

You will join a small and dynamic team, with direct contact with the Global Head of Internal Audit.

The Role:

As Group Internal Auditor, you will:

• Participate and lead internal audit missions, covering international entities, construction projects, financial matters and key business processes;
• Review processes, internal controls and financial information;
• Conduct interviews and analyse relevant documents and data;
• Identify risks, control weaknesses and opportunities for improvement;
• Discuss observations with operational and senior management;
• Develop clear, pragmatic and value-adding recommendations;
• Preparation of audit reports and presentations for senior management;
• Follow up the implementation of agreed action plans;

Attractive points

• A broad view of BESIX Group’s activities in Belgium and internationally;
• A mix of project, entity, process and financial audits;
• Direct interaction with senior and operational management;
• High visibility within the organisation;
• International exposure and travel;
• A small team where your contribution has a real impact;

Qualifications

• You have a Master’s degree in Finance, Economics, Engineering or another relevant field;
• You have at least 5 years of experience in external audit, internal audit, consulting or a similar control function;
• A Big Four background is a plus, but not mandatory;
• We are also open to strong profiles coming from finance, controlling, accounting or consulting, if their experience and skills fit well with the position;
• Experience within an industrial, construction or project-based environment is an advantage;
• You have a good understanding of financial analysis, accounting and internal controls;
• Knowledge of project management or project-based activities is an advantage;
• A CIA, CISA or similar professional certification is an advantage;
• You are fluent in Dutch and/or French and have a very good level of English, both written and spoken;
• You are comfortable using Microsoft Office. Experience with data analysis or audit tools is a plus;
• You are willing and flexible to travel internationally for up to 20 to 25% of your time.

Additional Information

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.