We are looking for a highly experiencedLTspice EDA & Circuit Simulation Specialistto lead advanced electronic circuit modeling and validation activities. This role requires deep expertise in analog, digital, and mixed-signal simulation, ensuring that circuit designs meet strict performance and reliability standards before moving to hardware. The idóneo candidate will act as thego-to authorityon circuit simulation, providing technical leadership across engineering teams.Key Responsibilities Serve as thesubject matter expert (SME)for all LTspice-related simulation work. Develop, implement, and refinecomplex analog, RF, power, and mixed-signal circuitsin LTspice. Build custom component models, behavioral models, and subcircuits for advanced simulation. Performin-depth analysesincluding transient, AC, DC sweep, Monte Carlo, thermal, and noise simulations. Leaddesign verification and optimization efforts, ensuring simulated performance aligns with system requirements. Benchmark and validate simulation results against real-world test data, providingdesign recommendations. Mentor junior engineers and establishbest practices and workflowsfor circuit simulation. Collaborate closely with design, layout, and test engineers to ensure smooth transition fromsimulation → PCB → prototype. Authortechnical documentation, including detailed reports, simulation methodologies, and design guidelines.Required Skills & Qualifications Master’s degree or PhD inElectrical / Electronics Engineering(or equivalent experience). Proven track record (5–10+ years)in LTspice circuit design and simulation. Deep knowledge ofsemiconductor device physics, power electronics, RF, and analog design. Expertise incustom model developmentand parameter extraction. Strong understanding ofsignal integrity, EMI/EMC, thermal effects, and reliability simulation. Familiarity with additional EDA platforms (PSpice, OrCAD, ADS, MATLAB/Simulink) a plus. Excellent problem-solving, documentation, and communication skills. Ability to work independently as well as providetechnical leadershipwithin a team.can be everywhere based in Spain.