Junior Engineer at Sia | Brussels

Sia is on the lookout for bright and enthusiastic Junior Engineers who are dedicated to forging strong relationships and achieving impressive results. We value individuals with a proven track record in their educational pursuits, and ideally, some relevant professional experience. At Sia, we believe in empowering our employees, encouraging you to take on res…

Join BESIX Group as a Project Manager in Brussels, where you will play a pivotal role in leading and executing civil engineering and building projects. As a key member of our dynamic team, you will oversee project timelines, budgets, and ensure compliance with quality standards. This is an exciting opportunity for professionals passionate about construction and project management.

Join our dynamic team at Netcompany1 as a Junior Application Support Agent, where you will play a crucial role in ensuring the seamless operation of our cutting-edge applications. You will provide exceptional support to our clients, troubleshoot issues, and work collaboratively with various teams to enhance user experience.

SERN (https://startupregions.eu/) is seeking a talented Project and EU Funding Manager to join our dynamic team in Brussels.Key Responsibilities:Forge New Partnerships: Engage new members and expand the association's outreach. Conduct research on trends and potential partners, and actively approach stakeholders to cultivate business relationships and generate leads.Opportunity Monitoring and Analysis: Systematically track and analyze funding opportunities across various EU programmes including Horizon Europe, EIC, and Creative Europe.Funding Portal Monitoring: Keep a close watch on the EU Funding & Tenders Portal and other relevant platforms for call announcements and updates.Call Topic Analysis: Evaluate call topics, eligibility criteria, and budget allocations to assess alignment with the association's strategic goals.Manage EU-Funded Projects: Oversee the implementation of projects focusing on inter-regional cooperation, entrepreneurship, and climate change, including conducting desk research, editing newsletters, and organizing events.Proposal Development: Design, plan, and submit proposals for various European funded projects.

About the Role 3e is seeking a Junior SaaS Engineer to join the team in Brussels. This role centers on supporting and improving the SynaptiQ platform, a solution for renewable energy clients. The position involves a mix of technical support, product improvement, and client interaction, with opportunities for growth into technical or client-facing roles over time. Main Responsibilities Respond to first-level technical inquiries from clients in the renewable energy sector, resolving issues related to PV or BESS, and escalate complex problems to Senior SaaS Engineers as needed. Support the service delivery team in deploying assets onto the SynaptiQ platform. Understand client requirements and translate them into appropriate technical solutions. Guide clients in making the most of SynaptiQ’s features. Share feedback and ideas to help shape the ongoing development and maintenance of the platform. Implement new features and improvements under the supervision of Senior SaaS Engineers. Test new features and updates, identify bugs, and assist in their resolution to maintain platform stability. Follow quality standards to ensure software meets technical and customer expectations. Collaborate with development teams to troubleshoot and resolve second- and third-level technical issues. Serve as a main point of contact for clients, ensuring clear communication and effective solutions. Help improve internal processes and documentation, making it easier to transition complex issues from higher-level support to the first-level team. Suggest and help implement ways to enhance or automate internal tools and processes, and contribute to discussions about the product roadmap. Continuous Learning Stay current with SaaS technologies and trends in the renewable energy industry. Develop technical and professional skills to increase your impact within the team. Growth and Career Path This position offers room to move into roles that match your interests and performance. Possible paths include advancing to Senior SaaS Engineer or exploring areas such as presales, onboarding, sales, or consultancy. Location Based in Brussels, Brussels, Belgium.

Join Roland Berger as a Junior Consultant and become a key player in the consulting field. You will collaborate with teams on challenging projects, utilizing your analytical skills to provide innovative solutions to our clients.

Join BESIX Group as the Head of Work Preparation for the ambitious Oosterweel Project in Antwerp. In this pivotal role, you will spearhead project planning and coordination, ensuring that all aspects of work preparation are executed seamlessly. Your leadership will guide a dedicated team, driving efficiency and excellence in project delivery.

Join Roland Berger as a Senior Consultant / Project Manager specializing in Transaction & Investor Services. In this dynamic role, you will lead projects, collaborate with clients, and guide teams to deliver high-quality solutions that drive business success.

Sia seeks a Junior Engineer to join its Energy & Utilities team in Brussels. This entry-level role offers a chance to work with seasoned engineers on projects that contribute to sustainable energy practices. Role overview The Junior Engineer will support the development and implementation of engineering solutions for energy and utilities projects. Day-to-day work involves collaborating with senior engineers to help deliver project objectives and contribute to sustainability initiatives. What you will do Assist with engineering solutions for energy and utilities projects Work alongside senior engineers to support project delivery Gain practical experience across various technical tasks Develop technical skills while advancing sustainability goals Location This position is based in Brussels.

Role Overview Cowboy is looking for an E-Bike Test Ride Ambassador based in Brussels. This remote role centers on meeting potential customers, introducing them to Cowboy’s e-bikes, and guiding them through hands-on test rides. Cowboy builds e-bikes for city life, blending sleek design with smart technology. Learn more at cowboy.com. What You Will Do Host free test ride sessions arranged through the Cowboy website. Meet prospective customers at set locations in Brussels, walk them through the bike’s features, and lead short test rides. Answer questions about setup, features, range, theft protection, app usage, financing, and delivery. Create a positive, memorable experience, often the only in-person contact customers will have with Cowboy. Follow up with test riders via messages, email, or calls to support their decision-making process. Keep your schedule current and report on the outcomes of each test ride. What We Look For Living in or near Brussels, with strong knowledge of the city. A genuine enthusiasm for cycling and the ability to represent Cowboy with energy and professionalism. Comfort engaging with new people and guiding them through product experiences. Experience in sales or customer-facing roles (retail, hospitality, events, or field sales) is a plus. Reliable, organized, and quick to respond. Fluency in French and English; Dutch is an advantage. What Cowboy Offers Be part of a growing e-mobility brand. Fully flexible working hours. Training and product support provided. An active, outdoor role focused on connecting with people. Compensation: €24 per test ride (excluding VAT) plus 4% commission on sales (excluding VAT). Cowboy values diversity and welcomes candidates from all backgrounds. Every perspective helps shape the future of urban mobility.

sia seeks a Senior Retail & E-commerce Consultant based in Brussels. The role centers on guiding clients as they enhance retail operations, with particular attention to e-commerce growth and digital transformation. Role overview This position involves collaborating directly with client teams. The consultant will help develop and put into action strategies aimed at business growth and modernization. Key focus areas Supporting retail operations improvement Driving e-commerce expansion initiatives Advising on digital transformation projects Location This role is based in Brussels.

Who Are We?Trasys International is a vibrant global organization, recognized as a trusted partner to EU Institutions. With a robust commitment to excellence and a 30-year legacy of delivering top-notch solutions, we are devoted to empowering our clients to navigate the complexities of digital transformation. We aim to provide the right talent at the right time to meet evolving challenges. We continuously seek skilled professionals eager to engage in demanding international projects and deliver high-quality results in diverse, multicultural settings. Our expertise spans modernization of solutions, digital workspaces, cloud technologies, and IT security. Our headquarters are located in Brussels, complemented by our active offices across Europe, including Luxembourg, Amsterdam, Athens, Stockholm, and Geneva.Are You the Right Fit?We are currently searching for a Junior Enterprise Architect to join our team in Brussels, serving one of our key clients within the European Institutions. We are looking for individuals who excel in large-scale, complex environments and preferably have experience in multicultural public-sector or institutional settings.Your Responsibilities (Non-Exhaustive)As a Junior Enterprise Architect, you will be pivotal in aligning the organization's business goals with its technology strategy.Business & Architecture StrategyDevelop business architecture models that align with the organization’s strategic objectives.Ensure that project and program strategies are fully integrated and consistent with business priorities.Create and implement a long-term business vision along with a multi-year architecture roadmap.Governance, Analysis & OptimizationIdentify optimization opportunities and cost-reduction measures across IT and business domains.Evaluate existing systems to detect discrepancies, inefficiencies, security risks, or vulnerabilities.Conduct research to recommend improvements in operations, processes, or technology.Guidance & CommunicationProvide expert input on business architecture, systems processes, and enterprise-wide design principles.Facilitate group sessions and stakeholder workshops.Present architectural concepts and recommendations to diverse audiences.

Moore welcomes recent graduates to join as Junior Consultants in Accountancy at the Brussels office, starting in September 2026. The Young Graduate program is designed to build a solid foundation in accounting and taxation, with practical support as you launch your career. This position suits those who enjoy working with numbers and want to contribute to the growth of entrepreneurs and their businesses. Main responsibilities Collaborate with colleagues to manage assigned accounting files, ensuring accuracy and efficiency. Prepare periodic VAT returns and complete related formalities within deadlines. Keep bookkeeping up to date, with a focus on live accounting and interim reporting. Handle year-end closings for sole proprietorships, corporations, and legal entities, as well as both personal and corporate tax returns. Consult regularly with senior team members, reporting progress to maintain quality and continuity. What we look for Interest in numbers and taxation, paired with a desire to support entrepreneurs. Commitment to delivering quality work and striving for excellence. Initiative and a proactive approach to advancing tasks. Strong team spirit, working closely with colleagues and clients as a reliable partner. Willingness to share knowledge and inspire others, both in meetings and informal discussions. Location This position is based at Moore's Brussels office, in Brussels Hoofdstedelijk Gewest, België.

>>> Join Our Talent Pool!By submitting your CV, you express your interest in future opportunities as a Junior Solar or Wind Engineer in Brussels, allowing us to consider you for upcoming roles.As a Junior Engineer, you will provide exceptional energy yield estimations for utility-scale solar and/or wind projects, while gradually acquiring skills in feasibility studies, Due Diligences, and Owner’s Engineering tasks, both from our office and during site inspections.Your primary responsibilities will include: Conducting energy yield calculations with industry-standard software and internal processes. Analyzing results and generating comprehensive client reports. Executing technical feasibility studies. Carrying out site inspections at various stages of project construction after receiving appropriate training. Gradually building direct communication with clients through written and verbal interactions. You will be integrated into our consultancy team, providing a dynamic environment to explore the exciting field of solar and wind energy. Initially, you will support projects led by colleagues, transitioning to project management responsibilities over time.

Role overview Netcompany1 seeks a Junior Application Support Agent for a short-term assignment in Brussels. The position centers on supporting the team with troubleshooting and resolving application issues, ensuring clients continue to receive dependable service throughout the engagement. Key responsibilities Assist with diagnosing and resolving application problems Support the team in providing timely solutions to client requests Help maintain service quality during the assignment period Location and duration This role is based in Brussels and is intended as a short-term engagement.

About Trasys International Trasys International partners with EU Institutions, delivering IT solutions for over 30 years. Headquartered in Brussels, the company supports digital transformation for public sector clients across Europe. Service areas include solution modernization, digital workspaces, cloud technologies, and IT security. Offices and active accounts span Luxembourg, Amsterdam, Athens, Stockholm, and Geneva. Role Overview: Junior Java Developer (Near-Site in Brussels) This Junior Java Developer role supports a key European Institution client in Brussels. The position focuses on Java development within a large-scale, multicultural public sector environment. What We Look For Experience in Java development, ideally in sizable project teams Background working in multicultural or public sector settings Trasys International welcomes professionals motivated to contribute to international projects and deliver results in diverse teams.

Since its inception in 2015, Agilytic has empowered organizations to achieve their objectives through innovative data and AI solutions. With a portfolio of over 300 successful projects completed both in Belgium and internationally, we are committed to being a premier boutique consultancy that delivers impactful solutions for decision-makers in marketing, operations, and finance.To support the ongoing growth of our Data Engineering practice, we are in search of an entrepreneurial Project Manager. In this role, you will oversee a team of data engineers across the entire project lifecycle—beginning from proposal drafting through to the successful delivery of results. Your responsibilities will include ensuring adherence to our established methodologies and quality standards while managing project budgets effectively.While regular attendance at client offices is necessary, we offer flexible and hybrid working arrangements. Our headquarters are located in the heart of Brussels, just across from Central Station.As a mentor, you will play a pivotal role in helping colleagues develop both business acumen and technical skills essential for independently managing their projects.

Join Our Team as a Project Engineer:At Franki Foundations, we are looking for a dedicated Project Engineer to collaborate closely with our Project and Design teams. In this role, you will:Actively engage in project design and proposal writing;Ensure optimal planning and preparation for project execution;Take charge of maintaining project quality standards;Oversee budget management and conduct regular cost monitoring;Serve as the primary point of contact, facilitating effective information sharing among project partners including clients, architects, engineering offices, project owners, and support services.Collaborate with the Production Teams:Prepare and monitor the execution of projects on-site;Ensure that sites are adequately supplied with necessary materials and resources;Enforce health, safety, and environmental requirements;Pause activities when safety, health, or environmental hazards arise;Ensure compliance with client requirements and quality procedures.Work with Safety, Health, Environment & Quality, People, and Maintenance Departments:Contribute to the continuous improvement of the company in Safety, Health, Environment, and Quality;Promote company values and serve as a reference point for respect and integrity.

Join Besix Group as a Lead Work Preparation Specialist for the prestigious Oosterweel Project in Antwerp. In this dynamic role, you will oversee the planning and execution of essential project preparation activities, ensuring that all operations align with our high standards of quality and efficiency.

Join our dynamic team at cabonorte as a Design Coordinator specializing in Water and Energy Projects. In this pivotal role, you'll collaborate with project and process teams while being guided by the Project Manager or Operations Manager.This position spans the entire project lifecycle, including tendering, engineering, execution, start-up, commissioning, and the guarantee phase, leading up to final acceptance.As a multidisciplinary professional, you will oversee design activities across civil, process, and electromechanical disciplines. Your key responsibilities will include ensuring technical consistency, fostering effective collaboration among teams, and delivering high-quality engineering outputs.