At **Sener**, we are seeking to hire a Junior Hardware Development Engineer for our offices in Tres Cantos (Madrid) or Las Arenas (Bilbao), to work on Space and Defense projects. We are a pioneering engineering company specializing in the design of satellite technology and equipment for space exploration. In Defense, we undertake the design and production of equipment and systems—including unmanned systems. Our passion for precision has positioned us as trusted collaborators of leading space agencies, government bodies, and corporations. **Your responsibilities:** You will join a multidisciplinary team (hardware, control, software, and mechanics) developing electronic control units for mechanisms such as antenna pointing systems, robotic couplings and anchoring systems, telescope focusing and scanning systems, among others. Specifically, you will support: * Analyzing equipment requirements; * Performing schematic-level electronic design and supporting PCB layout and routing activities; * Conducting analog and digital simulations; * Defining hardware validation procedures; * Carrying out functional testing and participating in environmental test campaigns for equipment; * Preparing associated documentation; * Attending customer reviews. **What we expect from you:** * Degree in Electronic, Industrial, or Telecommunications Engineering; * Advanced level of English; * Approximately 2 years’ experience in the position offered; * Experience in detailed design of analog and power circuits; * Experience in detailed design of digital circuits: communication buses, memory interfaces, FPGAs. In addition, the following knowledge and skills will be valued: * Actuators and sensors; * Motor control design; * Knowledge of closed-loop control design and analysis (Matlab / Simulink); * Familiarity with microprocessor and FPGA development environments; * Knowledge of applicable standards and regulations (ECSS, IPC, MIL, etc.); * Familiarity with standard electronic interfaces, including communication buses (RS232/RS422, I2C, SPI, CAN bus, Ethernet, etc.); * PCB design expertise; * Analysis methodologies for defense and space applications (Parts Stress Analysis [PSA], Worst Case Analysis [WCA], Reliability, FMECA, Fault Tree Analysis, Radiation effects, etc.); * Proficiency in Altium, Pspice/LTspice, VHDL, C, C++, Matlab/Simulink, Python, and LabVIEW. **What we offer you:** These are some of the benefits you’ll enjoy at Sener: * Join a highly qualified, multidisciplinary team working on technologically innovative projects with international impact; * Continue your professional development with us through a wide range of training opportunities (technical, soft skills, language courses, etc.); * Take care of your physical and emotional well-being through our wellness program: sports activities, workshops, medical services, physiotherapy, etc.; * Optimize your compensation via our flexible benefits plan (meal vouchers, private health insurance, childcare vouchers, etc.) and benefit from our life and accident insurance; * Enjoy greater work flexibility! We offer flexible working hours, teleworking policies, and coworking spaces; * Access to a discounts portal and a dedicated onboarding program for our international employees; * We promote equal opportunities, diversity, and inclusion for all individuals and hold certification as a Family-Responsible Entity (EF R). Furthermore, through the Sener Foundation, we support initiatives that foster knowledge acquisition and contribute to the socially responsible development of engineering. If this resonates with you, we look forward to welcoming you… At Sener, we aim to go as far as you aspire to go!