Senior Accountant (FR/NL/EN) – Join Our Finance Team!

Are you an experienced accounting professional looking to take the next step in your career? Do you thrive in a dynamic, international environment where you can make a real impact?
We’re looking for a Senior Accountant who combines strong technical expertise with a proactive, solution‑oriented mindset. If that sounds like you, keep reading!

Role summary

As our Senior Accountant, you will play a key role in managing day‑to‑day accounting activities, ensuring accurate financial reporting, and steering month‑end closings. You’ll act as a trusted partner for internal teams, auditors, and external stakeholders while ensuring full compliance with Belgian GAAP and tax regulations.
This is a great opportunity to step into a visible, impactful role within a growing and international finance environment.

Accounting & Reporting

• Oversee and manage all general ledger activities (BE GAAP)
• Lead monthly, quarterly, and annual closing processes
• Deliver accurate financial statements and perform balance sheet reconciliations
• Prepare statutory accounts and annual reports
• Support group reporting (IFRS knowledge is a strong plus)

Tax & Compliance

• Prepare and review VAT returns, Intrastat, and Belgian tax filings
• Support corporate income tax calculations and declarations
• Ensure full compliance with Belgian accounting and legal requirements
• Act as the main point of contact for auditors, tax advisors, and authorities

Operations & Process Improvements

• Supervise AP, AR, and fixed assets accounting
• Streamline, document, and enhance accounting processes and controls
• Contribute to ERP and accounting system improvements

Stakeholder Collaboration

• Work closely with controlling, finance, HR, and business teams
• Present financial information clearly—even to non-finance colleagues
• Participate in cross-functional and international projects

Education & Experience

• Bachelor’s or Master’s degree in Accounting, Finance, or Economics
• 8–12 years of professional experience in Belgium
• Experience in an international or multilingual setting is an advantage

Technical Skills

• Strong command of Belgian GAAP and VAT rules
• Solid understanding of Belgian corporate taxation
• Experience with ERP systems (SAP, Oracle, Dynamics, Odoo, etc.)
• Advanced Excel skills

Languages (mandatory)

• French: fluent (Must)
• Dutch: fluent (Must)
• English: professional proficiency

Personal Skills

• Accurate, structured, and detail-minded
• Strong analytical and problem‑solving skills
• Autonomous, proactive, and dependable
• Excellent communication skills in a multilingual context

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.