Join to apply for the Senior Systems Modelling Engineer role at Eutelsat Be part of a new era in communications, transforming connectivity with Eutelsat – the world’s first GEO-LEO integrated global satellite operator. As a leader in satellite communications, we provide global connectivity solutions – connecting businesses, communities, and governments around the world. We can connect you on land, at sea and in the air. We also deliver broadcast television channels and packages, transmitting vital news reports around the world. With Eutelsat You’ll Get To: Pioneer the future of Space Technology Bring connectivity to remote frontiers Collaborate with customer‑centric experts Embrace cultural diversity in our global team In a dynamic industry where passion drives our teams to make a difference, you will elevate your skills in a stretching, rewarding and meaningful environment. At Eutelsat Group, we’re united by inclusion and diversity, striving for gender balance and social responsibility, on Earth and in Space. Why Eutelsat Group? Commitment to Diversity & Inclusion : With colleagues from over 75 countries, we embrace our global DNA and are committed to creating an inclusive workplace. We are proud that one‑third of our executive team and 60% of our board are represented by women. Ways of Working That Drive Us : As “One Team,” we work collaboratively towards shared goals, with customer‑centricity, respect, and inclusivity as our guiding principles. Sustainability at Our Core: At Eutelsat, sustainability is more than just a word; it’s woven into our strategy. We’re dedicated to balancing social, environmental and economic growth – both on Earth and in space. Work‑Life Balance: We offer flexible schedules and hybrid/remote work options to help you balance your personal and professional life. At Eutelsat, we are committed to supporting your well‑being and ensuring you have the flexibility you need to succeed both at work and at home. Job Overview We are seeking a forward‑thinking and technically skilled Senior Systems Modelling Engineer to work in Eutelsat’s System Modelling and Tooling team. This role sits within the End‑to‑End Systems Engineering organization and is pivotal in shaping the development of robust, scalable, and user‑friendly tools that leverage our in‑house system models and simulators. You will take on a senior role in a team of engineers responsible for designing, developing and maintaining internal tools and platforms which are critical enablers for engineering, operations and commercial teams across the company. The role requires close collaboration with systems architecture, software engineering, operations and commercial teams to ensure our simulation capabilities align with business and engineering goals. Who You Are: You are a systems‑oriented engineer with a proven track record taking a lead role and delivering complex modelling and simulation projects, ideally in the satellite or terrestrial communications industry. You combine deep technical expertise with strong communication skills. You are passionate about technically mentoring others, driving innovation and fostering a collaborative team environment. You’re sparked by a fast pace, new challenges and the opportunity to learn and invent new techniques. You possess superb communications skills with the ability to work across organisational boundaries. What You’ll Do: Work as part of a small team of systems modelling engineers focused on the architecture, development and deployment of internal tools based on our in‑house system models and simulators. Define the technical roadmap and architecture for tooling platforms that support engineering, operations and commercial teams. Ensure tools are scalable, maintainable and aligned with business and technical requirements. Collaborate with engineering, operations and commercial stakeholders across the organisation to gather requirements and ensure tools meet user needs. Oversee best practices in software development (version control, testing, documentation, CI/CD pipelines). Drive innovation by identifying opportunities to improve workflows and decision‑making through automation and advanced modelling. What You’ll Need: Bachelor’s degree in Electrical/Electronic Engineering, Aerospace Engineering, Computer Science, Physics or Mathematics. Master’s degree preferred. 5 years of experience in systems modelling and simulation, with experience in a senior role where you are responsible for technically mentoring more junior team members. Experience developing tools or platforms that interface with complex system models or simulators. Experience writing requirements for software/tool development. Experience using real‑world telemetry to calibrate models/simulators. Experience developing software collaboratively as part of a team, and the associated software development techniques and best practices. Strong programming skills in JULIA or Python; familiarity with MATLAB, C++ and SQL is a plus. Solid understanding of RF communications and satellite system CONOPS (LEO/MEO/GEO). Knowledge of 3GPP standards. Excellent communication and interpersonal skills. Where You’ll Work: Paris, France. Eutelsat treats the protection of personal data submitted to it seriously. By submitting this application, you agree to the collection and retention of your personal data by Eutelsat and acknowledge notice of, and understand the terms of Eutelsat’s Privacy Policy (as amended from time to time). Seniority level Mid‑Senior level Employment type Full‑time Job function Telecommunications J-18808-Ljbffr