We are a global engagement and marketing agency that creates human-centric touchpoints that unleash the power of people to deliver innovation and growth. Firm believers in the power of building community since 1987, we are helping brands, associations and not-for-profit organisations solve their key people challenges through our core expertise: Live & virtual events, Strategic & digital communications and Consulting & community solutions. We are an independently owned agency, headquartered in Geneva, Switzerland, with a global presence of 62 offices in 34 countries.

Are you an experienced payroll and HR administration professional who enjoys ownership, accuracy and variety? 

We are looking for HR Payroll & Administration Specialist.

In this role, you will take the lead on payroll and HR administration across four Belgian entities under CP200 (+/- 120 employees), working in close collaboration with three social secretariats, the HR Assistant, and the HR Director.

You will play a key role in ensuring that our payroll, contracts, HR documents and labour law obligations are managed with precision, consistency and care. This is a hands-on position for someone who enjoys combining operational excellence with legal accuracy, while working in a fast-moving, multicultural and collaborative business environment. 

The role requires regular in-office presence in Brussels. A teleworking policy is in place, including one fixed home-working day per week, with additional home-working days possible when business needs allow.

KEY RESPONSIBILITIES

1) Payroll management: 

You will manage the full payroll cycle for multiple entities, ensuring accuracy, timeliness and compliance. Your responsibilities will include: 

• Collecting, encoding and checking payroll inputs, including absences, variables, contracts and employee changes 
• Loading on a yearly basis all calendars in the holiday platforms
• Coordinating payroll activities with three social secretariats 
• Reviewing payroll outputs, including simulations, payslips and offboarding calculations 
• Preparing payroll files for final validation by the HR Director 
• Ensuring high-quality data and resolving discrepancies proactively 
• Acting as a reliable point of contact for payroll-related questions 

2) Administration & contracts: 

You will ensure that all employee documentation is accurate, compliant and aligned with internal practices. You will be responsible for: 

• Drafting and managing employment offers, contracts and addendums 
• Ensuring compliance with Belgian labour law and CP200 requirements 
• Supporting onboarding and offboarding processes 
• Ensuring alignment with entity-specific compensation and benefits practices 
• Maintaining clear, structured and up-to-date employee documentation 
• Direct collaboration with the interim agency for temp’s staff (weekly schedule, invoices, etc.)

3) Labour law & compliance 

You will help translate legal requirements into practical hr actions, including: 

• Monitoring Belgian social legislation and identifying required hr updates 
• Ensuring that contracts, templates and hr documents remain legally compliant 
• Reviewing and updating work regulations to ensure full compliance 
• Supporting the development and maintenance of hr policies 
• Providing practical guidance on payroll and administration-related compliance topics 

4) Social elections 

You will support the HR Director with the preparation and coordination of social elections, ensuring that the process is structured, compliant and well documented, including: 

• Supporting the planning and follow-up of key milestones 
• Ensuring deadlines and legal requirements are respected 
• Coordinating documentation with internal and external stakeholders 
• Supporting communication and administrative follow-up 

COLLABORATION

You will work closely with internal and external partners to ensure smooth, reliable and professional HR operations, including: 

• Collaborate daily with the HR Assistant 
• Work closely with the HR Director on payroll, compliance and administration topics 
• Act as a trusted link between HR, social secretariats, employees and management 
• Contribute to continuous improvement of HR processes and ways of working 

YOUR PROFILE

You are structured, reliable and hands-on, with a strong sense of ownership and a genuine interest in payroll, people administration and labour law. You bring: 

• Candidates should hold a Bachelor/Master degree in HR combined with 4 - 6 years of experience in Belgian payroll and HR administration 
• Solid knowledge of Belgian labour law, ideally within CP200 
• Hands-on payroll experience, including encoding, checking and follow-up 
• Experience working in a multi-entity and/or multi-provider environment 
• Strong attention to detail and a high level of accuracy 
• A proactive mindset and the ability to anticipate issues 
• Strong communication and relationship-management skills 
• The ability to work both independently and as part of a team 
• Fluency in English, Dutch and French  
• Eligible to work in the EU

WHAT IS IN FOR YOU:

This is an opportunity to join a multicultural, innovative and dynamic organisation where HR plays a central role in supporting people, compliance and operational excellence. You can expect: 

• A high-impact role with real ownership and visibility 
• Exposure to a complex and stimulating multi-entity HR environment 
• Close collaboration with HR leadership 
• A balanced scope combining payroll, HR administration, legal compliance and process improvement 
• The opportunity to contribute to more efficient and professional HR ways of working 
• A collaborative, international and people-focused company culture 
• A working environment where accuracy, initiative and continuous improvement are valued 
• A full-time job (40h/weeks with 12 recuperation days per year) with telework possibility
• A competitive salary package which includes: meal vouchers, hospitalisation, and group insurance 
• Continuous learning & development opportunities via our MCI Institute (online & offline L&D suites)

MCI is where you can bring your true self to work and be proud of what you do. Join us and make a difference!