Job Summary: Expleo Iberia is seeking a Junior CBTC Validator for verification and validation of advanced railway signaling systems in critical and regulated environments. Key Highlights: 1. Participation in advanced railway signaling projects 2. Collaboration with design, safety, and quality teams 3. Working in a collaborative environment that fosters professional growth Overview: \#LI\-RM1 Expleo is an international engineering, technology, and consulting company supporting its clients in transforming their complex and critical systems. In the railway sector, Expleo participates in signaling, telecommunications, and CBTC system projects for leading operators and manufacturers worldwide.### **Job Description** Expleo Iberia is looking to hire a **Junior CBTC Validator** to participate in advanced railway signaling projects, supporting verification and validation activities for CBTC systems in critical and regulated environments. The selected candidate will join a multidisciplinary team and work according to international railway standards, contributing to ensuring system requirement compliance. Responsibilities: * **Verification and Validation (V\&V)** activities for CBTC systems. * Analysis, management, and traceability of system requirements. * Review of technical documentation and compliance evidence. * Support during test campaigns, both documentary and functional. * Identification of non-conformities and follow-up of corrective actions. * Collaboration with design, safety, and quality teams. Qualifications: Degree in **Engineering** (preferably Telecommunications or Electronics). Essential skills:* Experience or knowledge of **requirements management tools** (DOORS or similar). * Analytical ability, **critical thinking**, and attention to detail. * **Autonomous, independent, and proactive** profile. * **B2 level English** (ability to work with technical documentation in English). Desired skills: * Basic knowledge of the **C programming language**. * Prior experience in CBTC, ERTMS, signaling, or critical systems environments. * Familiarity with V-model processes and railway standards (EN 50126/8/9\). Experience: **Minimum 1 year of experience in the railway sector**, particularly in signaling or systems projects. Benefits: * Work in a collaborative environment. We work side-by-side with colleagues and internal clients—during good times and challenges alike. * Empower all technology-passionate professionals by enabling them to expand their skills and participate in inspiring projects. * Technical, language, and soft-skills training. * Competitive salary based on experience. Competitive company benefits, including flexible compensation plans, social benefits, etc. * 24 annual vacation days plus December 24th and 31st. * Always working as a team, our people are unafraid to think big and challenge the status quo. * Interaction with an experienced and technically capable team. Are you ready? Are you bold in what you do? Apply now! *“We are an equal opportunity employer and welcome applications from all qualified individuals regardless of race, gender, disability, religion/belief, sexual orientation, or age.”*