Senior Office Real Estate Broker_Flanders

About Colliers:

Colliers is a global commercial real estate services and investment management company that provides real estate-related services to owners, investors, occupiers, and developers around the world. Our Belgian office boasts over 25 years of experience as a fully integrated real estate services company, deeply rooted in its local market. Colliers Belgium is part of a global platform spanning nearly 70 countries.

Working at Colliers

At Colliers, you'll be part of a dynamic team of some 60 professionals, each a specialist in their field. Our culture fosters openness, collaboration and support, empowering you to take ownership, drive innovation, and achieve exceptional results. We value your individual aspirations and strive to create an environment that respects and nurtures your potential. 

We are looking for an experienced and commercially driven Senior Profile to strengthen our Office Agency Flanders team.

This role is based in our Antwerp office, with a primary focus on the Flemish office markets. As a senior professional, you will play a key role in developing client relationships, leading complex mandates, and contributing to the strategic growth of the Office Agency platform in Flanders.

You will operate with a high level of autonomy, act as a trusted advisor to occupiers and investors, and work closely with junior consultants, sharing your expertise and market insight.

As a Senior Office Real Estate Consultant, you will take ownership of client mandates and actively contribute to the commercial success and positioning of our Office Agency business.

What you will do:

Your responsibilities will include:

• Advising occupiers and owners on office real estate strategies, including leasing, acquisitions, disposals, and portfolio optimisation.
• Managing and leading complex client mandates from instruction through to successful transaction closure.
• Actively developing new business, building long-term client relationships and expanding your professional network across the Flemish office markets.
• Leading negotiations and advising clients on market conditions, pricing strategies, legal frameworks, and transaction structures.
• Preparing and presenting high-level proposals, pitches, and strategic recommendations to clients.
• Coaching and supporting junior consultants, contributing to their development through knowledge sharing and on-the-job guidance.
• Collaborating closely with internal teams such as Capital Markets, Valuation, Project Management, Design & Build, and Research to deliver integrated client solutions.
• Monitoring and analysing office market trends, vacancy levels, rental values, and investment dynamics to proactively advise clients.
• Representing the Office Agency team externally, contributing to the firm’s market visibility and reputation.
• Actively contributing to an entrepreneurial, high-performance team culture.

Who You Are

We are looking for a senior professional with strong commercial instincts, market credibility, and a client-centric mindset.

• 7+ years of experience in commercial real estate, office agency, advisory, or a related consultancy environment.
• Proven track record in office leasing, tenant representation, or landlord advisory within the Flemish real estate market.
• Strong business development skills with the ability to originate and convert opportunities.
• Confident and credible negotiator, comfortable advising senior stakeholders and decision-makers.
• Strategic mindset combined with hands-on execution capability.
• A higher education degree in Real Estate, Economics, Business, Law, or a related field.
• Fluent in Dutch and English; French is a strong asset.
• Entrepreneurial, proactive, and comfortable working with a high degree of autonomy.
• A natural collaborator who enjoys mentoring others and contributing to team success.

Colliers is committed to providing equal opportunities to all individuals, irrespective of their race, colour, religion, gender, sexual orientation, gender identity or expression, national origin, age, disability, or any other characteristic protected by applicable laws.

We believe in fostering a diverse and inclusive workplace that empowers individuals to thrive and contribute to our collective success.