Job Summary: Saitec is seeking a Junior Telecommunications Engineer to participate in communication infrastructure design projects for the railway network and support tendering activities. Key Highlights: 1. Participation in large-scale international projects 2. Opportunity for growth and continuous training 3. Inclusive and flexible work environment Junior Telecommunications Engineer – Leioa (Bizkaia) **Reference** 2026-7 **Date** 2026-03-24 **What We Are Looking For** Saitec seeks a Junior Telecommunications Engineer for its offices in Leioa: * Initially, you will participate in projects for the Swedish delegation: Design of the communication infrastructure supporting the deployment of the ERTMS system on Trafikverket’s railway lines. This involves an optical fiber infrastructure supporting the communication network across the entire railway system. * Review of technical documentation provided by suppliers and installers. * Development of feasibility studies and construction and communication system design projects for infrastructure (railways, roads, etc.). * Coordination with other disciplines (signaling, civil engineering, power supply, etc.) within each project. * Support in tenders and technical proposals, both in Spain and abroad. **What We Require** * Recently completed Bachelor’s Degree in Telecommunications Engineering and/or currently in the 4th year. * English level C1 **What We Offer** * Internship contract and/or first employment contract. Our aim is to train you and enable your professional growth within the Industry and Energy department. Additionally, if you join our team, you will benefit from emotional compensation: * We promote flexible working hours and an intensive summer schedule. * You will work as part of a young, multicultural, and multidisciplinary team, in direct contact with various departments, on large-scale national and international projects (innovation). * A positive work environment that fosters interpersonal relationships. * We commit to an inclusive and equitable workplace. Here, we celebrate diversity and guarantee a respectful environment with genuine equal opportunities for all staff. * A company that encourages long-term projects and job stability. * We care for you through health campaigns and sports activities. * We will continue training you for your personal development and growth. * Good public transport connectivity and parking facilities. If you are ready for new challenges, apply to our offer! **Location** Leioa