About RMT Labs

RMT Labs SA is a Luxembourg-based research and technology company building the future of hiring in Europe. We operate two complementary brands: Talent Quanta, a profitable recruitment and ICT-consulting business serving clients across Europe since 2022, and Skillbourg, an AI-powered talent platform born from that real-world recruitment intelligence.

About the role

As an HR and Payroll Specialist in our people and operations team, you will run payroll and HR administration for our employees in Luxembourg. You will make sure people are paid correctly and on time, contracts are in order and new joiners have a smooth start.

What you will do

• Prepare and check monthly payroll for Luxembourg employees

• Handle social security registrations and declarations with the CCSS

• Draft employment contracts, amendments and HR letters

• Manage onboarding and offboarding administration

• Keep employee files and HR systems accurate and up to date

• Answer employee questions about pay, leave and HR policies

What you bring

• 3+ years of experience in payroll and HR administration in Luxembourg

• Good knowledge of Luxembourg labour law and social security

• Experience with payroll software

• Strong attention to detail and confidentiality

• Good organisation and communication skills

• Comfortable working on site in Luxembourg part of the week

Nice to have

• Experience in a consulting or fast-growing company

• Experience with cross-border employees from France, Belgium or Germany

• Experience with HR information systems

• Knowledge of Romanian payroll

Skills we're looking for

Technical skills

• HR Management
• Employment Law
• HRIS
• Contract Drafting
• Onboarding

Interpersonal skills

• Attention to Detail
• Professional Integrity
• Written Communication
• Verbal Communication
• Accountability