Site Administrator

On-site Full-time

Clicking Apply Now takes you to AutoApply where you can tailor your resume and apply.

Qualifications

The ideal candidate will possess strong organizational skills, excellent communication abilities, and a proactive mindset. A background in administration or project management is preferred. Proficiency in relevant software and tools is essential.

About the job

Join Besix, a leader in the construction and infrastructure sector, as a Site Administrator. In this role, you will be responsible for managing site operations, ensuring compliance with safety regulations, and supporting project management activities. You will collaborate closely with various teams to enhance efficiency and streamline processes on-site.

About Besix

Besix is a respected company known for its commitment to excellence in construction and infrastructure projects. With a focus on innovation and sustainability, we strive to deliver high-quality results that meet the needs of our clients and communities.

Similar jobs

Browse all companies, explore by city & role, or SEO search pages. View directory listings: all jobs, search results, location & role pages.

1 - 20 of 262 Jobs

Search for Administrative Specialist

262 results

Select all on this page (20)

Apply

Outbound Administration Specialist

Becton Dickinson and Company

Full-time|On-site|Temse

Join our dynamic team as an Outbound Administration Specialist at Becton Dickinson! In this pivotal role, you will be responsible for managing outbound operations, ensuring seamless communication and coordination with various departments to enhance our service delivery. Your expertise will contribute to optimizing our administrative processes and improving o…

Jan 2, 2024

Apply

Administrative Officer

Sopra Steria Group

Full-time|On-site|Bruxelles

Join our dynamic team at Sopra Steria Group as an Administrative Officer. In this pivotal role, you will support our operations by managing various administrative tasks, ensuring efficient workflow, and contributing to a positive working environment. We are looking for a proactive individual who thrives in a fast-paced setting and is committed to delivering exceptional service.

Apr 10, 2026

Apply

Administrative Assistant

enterprise

Full-time|On-site|Tongeren, Vlaams Gewest, België

Are you an organized individual eager to roll up your sleeves and make a difference? We are on the lookout for a dedicated administrative professional who is proactive and loves to contribute ideas. While experience in an administrative role is a plus, your enthusiasm and eagerness to learn are what matter most to us.

Mar 16, 2026

Apply

Administrative Assistant

Veolia Environnement S.A.

Full-time|On-site|Grimbergen

Join our dynamic team at Veolia Environnement S.A. as an Administrative Assistant. In this vital role, you will support our operations by managing day-to-day administrative tasks, ensuring efficient office management and facilitating smooth communication across departments. Your organizational skills and attention to detail will be essential in maintaining records, scheduling appointments, and assisting with various projects.

Apr 30, 2026

Apply

Site Administrator

Besix Group

Full-time|On-site|Namur

As a Site Administrator at Besix Group, you will play a pivotal role in managing and maintaining site operations. You will oversee various administrative tasks to ensure that all operational processes run smoothly and efficiently.Your responsibilities will include coordinating site activities, ensuring compliance with safety protocols, and supporting project managers in achieving project goals.

Jan 24, 2025

Apply

Administrative Officer

Sopra Steria

Full-time|On-site|Brussels

Join Sopra Steria as an Administrative Officer, where you will play a crucial role in supporting our operations in Brussels. This position requires strong organizational skills and the ability to manage multiple tasks efficiently. You will be responsible for maintaining administrative processes, coordinating communications, and ensuring that our office runs smoothly.

Apr 10, 2026

Apply

Administrative Assistant

Sopra Steria

Full-time|On-site|Brussel

Join our dynamic team at Sopra Steria as an Administrative Assistant. In this pivotal role, you will support our operations by managing administrative tasks, coordinating schedules, and ensuring efficient office workflows. Your contributions will be vital in maintaining our high standards of service and supporting our teams with their daily activities.

Apr 10, 2026

Apply

Administrative Associate - Invoicing

SGS

Full-time|On-site|Melsele

Join our dynamic team at SGS as an Administrative Associate specializing in invoicing. In this role, you will be integral to our management and administrative support functions, ensuring the accuracy and efficiency of our billing processes. Your attention to detail and organizational skills will contribute to our commitment to excellence and customer satisfaction.

Mar 19, 2026

Apply

Technical Administrative Manager

Besix

Full-time|On-site|Namur

We are seeking a dedicated and organized Technical Administrative Manager to join our dynamic team at Besix. This role involves overseeing administrative functions while providing technical support to our projects. The ideal candidate will possess strong analytical skills, attention to detail, and the ability to manage multiple tasks efficiently.

Jan 16, 2025

Apply

Logistics Administration Officer

Veolia Environnement S.A.

Full-time|On-site|Beerse

Join our dynamic team at Veolia Environnement S.A. as a Logistics Administration Officer. In this pivotal role, you will oversee and streamline logistics operations, ensuring efficiency and accuracy in the administration of transport and distribution processes. Your keen attention to detail and organizational skills will be essential in maintaining a smooth workflow.

Apr 30, 2026

Apply

Administrative Accounting Support Staff

Moore Belgium

Full-time|On-site|Brussel, Vlaams-Brabant, België

Moore Belgium is a leading firm that embodies the essence of a small organization: streamlined communication, swift decision-making, a straightforward culture, and a strong entrepreneurial spirit. We provide our employees with meaningful work in a company that is close to its clients, offering a wide range of services in Finance & Accounting, Audit, Tax & Legal, and Advisory. At Moore, we collaborate as companions towards a common goal: leveraging our passion for entrepreneurship to actively support our clients and colleagues on their journey to growth.Are you ready to become our new companion?If you are a natural organizer with a passion for accounting support and wish to make a difference in a human-centric and quality-driven work environment, this role is for you. Work can be conducted from our offices in Brussels and/or Antwerp.As a Business Support colleague for our diverse markets within Finance & Accounting, you will be responsible for coordinating and supporting our Moore Public, Moore Digital Accountant, and Financial Planning & Analysis departments. You will ensure smooth collaboration between teams, maintain service quality, and actively assist in various administrative and compliance-related tasks, reporting directly to the head of our Markets.Your main responsibilities include:Providing primary support to our accountants in the financial administration of the office, ensuring timely and accurate submission of declarations and certificates (VAT, personal income tax, corporate tax, etc.).Managing the administrative processing of client files in our systems. This includes requesting missing information, accurately formatting layouts, and ensuring proper scanning and archiving of files.Assisting clients with their onboarding and offboarding processes as required.Monitoring the mailbox and professionally addressing client queries, assisting them in obtaining necessary information.Providing support for various ad hoc requests where needed, such as processing minutes, modifying templates, and preparing quotes.

Jan 30, 2026

Apply

Administrative Assistant & Project Support

SGS

Full-time|On-site|Antwerpen

About the Role SGS in Antwerpen is looking for an Administrative Assistant & Project Support. This position keeps daily operations on track and helps projects move forward. The role covers a mix of core administrative tasks and hands-on project support. Main Responsibilities Manage schedules and calendars for the team Coordinate meetings, including logistics and materials Assist with project documentation and record-keeping Support general administrative functions as needed What We Offer SGS provides a workplace where support and growth matter. This role offers a chance to develop skills in both administration and project work, with guidance from experienced colleagues.

Apr 17, 2026

Apply

Student Job - Administrative Assistant

Enterprise

Full-time|On-site|Tongeren, Vlaams Gewest, België

Ben jij op zoek naar een uitdagende administratieve studentenjob? Wij willen jou graag verwelkomen in ons team!Onze schadeafdeling heeft jouw hulp nodig. Je zult ondersteuning bieden aan onze schadebeheerder door verschillende administratieve taken uit te voeren. Je verantwoordelijkheden omvatten:Het beheren van de mailbox en opvolgen van binnenkomende communicatie.Gegevens invoeren, controleren en bijwerken om nauwkeurigheid te waarborgen.Indien nodig, aanvullende informatie opvragen om dossiers compleet te maken.Ad-hoc taken op verzoek van het team.

Feb 18, 2026

Apply

Administrative Assistant at Roco1 | Antwerpen

Roco1

Full-time|On-site|Antwerpen

We are seeking a dedicated and detail-oriented Administrative Assistant to join our team at Roco1 in Antwerpen. In this full-time role, you will play a crucial part in supporting our administrative functions, ensuring smooth operations, and contributing to the overall efficiency of our organization.Your responsibilities will include managing office communications, organizing documents, and assisting with various administrative tasks. If you are proactive, adaptable, and eager to grow in a dynamic work environment, we would love to hear from you!

Mar 27, 2026

Apply

Commercial Administrative Assistant - Eeklo

peasy

Full-time|On-site|Eeklo, Flanders, Belgium

Join a rapidly expanding company that embraces exciting challenges and the courage to take calculated risks. We seek individuals who are proactive and see opportunities for personal and professional growth. If you are motivated, willing to take the leap into the future of a flourishing business, we want to hear from you!Position OverviewAre you a versatile commercial administrative professional? The ideal candidate for this role is not just any entry-level administrator but a true team player with a strong commercial drive. Your role will be vital in supporting our mortgage experts, managing the preparation and follow-up of ongoing files, and serving as the first point of contact for our clients both in-person and over the phone.The successful candidate will be a dependable pillar of support in our office, adept at handling various responsibilities to help realize our clients' dream homes.Key ResponsibilitiesAssist mortgage experts with document preparation and ongoing case management.Act as the first point of contact for client inquiries, both in-office and via phone.Foster relationships with various partners and stakeholders.Who We Are Looking For:A person with a genuine interest or experience in the field.Ability to thrive under pressure and meet deadlines.Commitment to providing exceptional customer service alongside diligent follow-up.A true team player, ready to collaborate for success.Attention to detail is non-negotiable.A drive to learn and grow within the company.What We Offer:Competitive salary aligned with market standards.On-the-job training and mentorship.A friendly and supportive team atmosphere.The chance to be a part of a dynamic company undergoing rapid growth.

Jan 14, 2026

Apply

Site Administrator

Besix

Full-time|On-site|Namur

Mar 19, 2025

Apply

Administrative Assistant

InPost

Full-time|On-site|Bornem

We are seeking a proactive and organized Administrative Assistant to join our dynamic team at InPost. In this role, you will be responsible for providing administrative support to ensure efficient operation of the office. You will assist managers and employees through a variety of tasks related to organization and communication.

Apr 1, 2026

Apply

Network Administrator

Netcompany1

Full-time|On-site|Brussels

Netcompany1 seeks a Network Administrator based in Brussels to oversee and improve the company’s network infrastructure. This position is central to maintaining reliable connectivity and supporting colleagues throughout the organization. Key responsibilities Monitor and maintain network systems to keep performance steady and minimize downtime Apply security measures to safeguard network resources Troubleshoot and resolve network issues as they occur Collaborate with other teams to enhance and support network operations Offer technical support to users when needed What to expect This role focuses on ensuring network reliability and optimizing performance. The Network Administrator helps keep daily business running smoothly by supporting both the technical environment and the people who depend on it. Working at Netcompany1 Netcompany1 values both technical skill and teamwork. Strong network performance is essential to the company’s operations, and this role plays a vital part in that effort.

Apr 23, 2026

Apply

Site Administrator - Join Our Dynamic Team

BESIX Group

Full-time|On-site|Namur

We are seeking a dedicated and detail-oriented Site Administrator to join our team at BESIX Group. In this pivotal role, you will be responsible for ensuring smooth operations on-site by managing administrative tasks and facilitating communication between different departments. Your contributions will be vital in enhancing the efficiency and productivity of our projects.

Mar 13, 2025

Apply

End Point Administrator

Netcompany1

Full-time|On-site|Brussels

About the Role Netcompany1 is looking for an End Point Administrator in Brussels. This role focuses on managing and securing the endpoint devices that keep daily work running smoothly. The position supports the performance, security, and reliability of employee devices across the organization. What You Will Do Oversee endpoint devices to ensure they operate efficiently and securely Maintain device reliability so employees can work without disruption Support the broader IT infrastructure by keeping endpoints up to standard Location This position is based in Brussels.

Apr 16, 2026

Create account — see all 262 results

Browse all companies, explore by city & role, or SEO search pages. View directory listings: all jobs, search results, or location & role pages.