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Overview
Mid-Level

Tétris | Bilingual Team Assistant Luxembourg

Confirmed live in the last 24 hours

JLL

JLL

Bertrange, LUX
On-site
Posted April 29, 2026

Job Description

JLL empowers you to shape a brighter way.  

Our people at JLL are shaping the future of real estate for a better world by combining world class services, advisory and technology for our clients. We are committed to hiring the best, most talented people and empowering them to thrive, grow meaningful careers and to find a place where they belong.  Whether you’ve got deep experience in commercial real estate, skilled trades or technology, or you’re looking to apply your relevant experience to a new industry, join our team as we help shape a brighter way forward.

We are looking for a Bilingual Team Assistant in our office in Luxembourg.

About Tetris

Tétris, a subsidiary of JLL Group, specializes in the design and development of professional work spaces. We assist our clients as a consultant and general contractor and offer a full turnkey service to companies wanting to fit out their offices, as well as investors who want to renovate or refurbish their properties (shops, offices, hotels, bank agencies).

Present on 3 continents and in 18 countries, Tétris, current leader in Design & Build, continues its growth with a turnover of approximately 700 million euros and more than 900 employees in EMEA.

The Role
As an integral member of the team, you will be involved in different missions:

  • Financial: recording and follow-up of fee invoicing, payments and reminders, updating of documents, follow-up of accounting processes and deadlines, management of supplier contracts, financial follow-up of subcontractors with project managers, recording of supplier invoices, follow-up of dashboards, management of flows in the various reporting tools (salesforce, etc.)...

  • Project management finance: recording and management of invoices, follow-up of validations and transmission for payment, follow-up of dashboards and financial reports, etc.

  • Administrative: phone reception, making appointments, diary management, room reservations, checking expense claims, welcoming and integrating new arrivals, organizing job interviews, formatting documents, filing contracts, managing correspondence, etc.

  • Sales: participation in the administrative side of tender applications, support for bid presentation.

  • Support for IT tools, in particular creating accesses according to projects, setting up presentations, etc.

  • Internal purchasing: team travel bookings, reprography/office supplies order management...

  • Furniture & Asset Management: Coordinate furniture orders, deliveries, and installations for client projects, ensuring alignment with project timelines and budgets. Liaise with furniture suppliers and vendors regarding product specifications, quotations, delivery schedules, and warranty information. Support project teams with furniture specification research, sample coordination, and documentation for client presentations. Track furniture-related expenses and maintain records for budget reconciliation and reporting purposes.

Sound like you? To apply you need to be / have

  • 1st experience assisting a team,

  • Excellent command of the Office package (Word, Excel, PowerPoint, Outlook),

  • Bilingual in French AND English,

  • Strong analytical skills, dynamic and rigorous,

  • Highly autonomous and proactive,

  • Strong organizational skills,

  • Respect for confidentiality and discretion,

  • Good interpersonal skills and sense of teamwork (internal and external contacts- Communication skills such as diplomacy and firmness).

What You Can Expect From Us
You’ll join an entrepreneurial, inclusive culture. One where we succeed together – across the desk and around the globe. Where like-minded people work naturally together to achieve great things.
Our Total Rewards program reflects our commitment to helping you achieve your ambitions in career, recognition, wellbeing, benefits and pay.
Join us to develop your strengths and enjoy a fulfilling career full of varied experiences. Keep those ambitions in sights and imagine where JLL can take you...

Apply today at jll.com/careers.

#LI-MD2

Location:

On-site –Bertrange, LUX

If this job description resonates with you, we encourage you to apply even if you don’t meet all of the requirements.  We’re interested in getting to know you and what you bring to the table!

At JLL, we harness the power of artificial intelligence (AI) to efficiently accelerate meaningful connections between candidates and opportunities. Using AI capabilities, we analyze your application for relevant skills, experiences, and qualifications to generate valuable insights about how your unique profile aligns with the specific requirements of the role you're pursuing.

JLL Privacy Notice

Jones Lang LaSalle (JLL), together with its subsidiaries and affiliates, is a leading global provider of real estate and investment management services. We take our responsibility to protect the personal information provided to us seriously. Generally the personal information we collect from you are for the purposes of processing in connection with JLL’s recruitment process. We endeavour to keep your personal information secure with appropriate level of security and keep for as long as we need it for legitimate business or legal reasons. We will then delete it safely and securely.

For more information about how JLL processes your personal data, please view our Candidate Privacy Statement.

For additional details please see our career site pages for each country.

Jones Lang LaSalle (“JLL”) is an Equal Opportunity Employer and is committed to working with and providing reasonable accommodations to individuals with disabilities.  If you need a reasonable accommodation because of a disability for any part of the employment process – including the online application and/or overall selection process –  you may email us at HRSCLeaves@jll.com. This email is only to request an accommodation. Please direct any other general recruiting inquiries to our Contact Us page > I want to work for JLL.