**Introduction** At Ionly, a company specialized in battery system solutions for energy storage, we are looking to incorporate an Electrical/Electronics Senior Technician with 2–3 years of experience into our team to strengthen the development and production area at our offices in Rafelbuñol, Valencia. We seek candidates residing in Valencia and surrounding areas, or those with real and demonstrable availability to relocate prior to joining the position. **Job Description** The selected candidate will be primarily responsible for: Assembly, maintenance, and verification of electronic systems. Working with battery systems, BMS, and associated electronics. Performing functional tests and basic equipment validation. Providing technical support to the development and production teams. Participating in tasks aimed at improving and optimizing systems. Preparing simple technical documentation of performed work. **Technical Requirements** Practical training in electronics and electricity. Previous experience of 2 to 3 years in similar positions. Regular use of measurement tools (multimeter, power supply, etc.). Ability to interpret electrical and electronic schematics. Experience in production environments, laboratories, or system integration. Interest in battery systems, energy, and energy storage. **Required Qualification** Vocational Training in Electricity and Electronics, Industrial Electronics, Renewable Energies, or equivalent. Personal Profile  Organized, responsible, and methodical individual.  Ability to work autonomously and as part of a team.  Proactive and solution-oriented attitude.  Interest in learning and growing professionally within the company. **What We Offer** Joining a growing company in the energy sector. Internal training on real battery and energy systems. A positive work environment and job stability. Opportunities for professional development. Salary conditions according to the Metalworkers’ Collective Agreement and candidate’s experience. **Contract Type** Permanent Working Hours: Full-time Location: Rafelbuñol, Valencia **How to Apply** Interested candidates may send their CV to: info@ionlybatteries.com Indicating in the subject line: **“Electrical/Electronics Technician Position”** Job Type: Full-time, Permanent Contract Salary: €25,000.00–€28,000.00 per year Experience: * Electrical Systems: 2 years (Mandatory) Work Location: On-site