Job Summary: We are seeking Software Engineers with experience in PLC development for a high-technology-complexity naval project, participating in the complete software life cycle and collaborating with multidisciplinary teams. Key Highlights: 1. High-technology-complexity project in the naval domain 2. Participation in the complete software life cycle 3. Collaborative and team-oriented work environment **Software developer** ====================== **Work location:** 30310, Cartagena **What to expect:** ---------------- We are looking for Software Engineers with experience in **PLC development** to join a high-technology-complexity naval project, working on the modernization and support of one of the systems. You will be part of a multidisciplinary team involved in the design, development, and validation of software controlling various platform systems, including propulsion, power generation, auxiliary systems, and fault management. You will participate in key software life cycle activities—from requirements analysis through detailed design, unit testing, integration, and technical documentation. You will work with stringent standards and complex architectures in an environment where precision, reliability, and traceability are fundamental. **General Responsibilities** * + Participation in architectural and detailed design of platform control HMI software, including software components, module interactions, data structures, algorithms, and entity-relationship models. + Development of PLC software compliant with IEC-61131 standard, using structured text language for propulsion, power generation, auxiliary systems, and fault management. + Analysis and definition of technical and functional requirements related to the various systems of the F-310 frigate. + Execution of unit and integration software testing, result management, and preparation of technical reports. + Implementation and validation of automation functions, as well as field change integration support when required. + Continuous collaboration with naval engineering, control systems, sensor, electronic warfare, and platform architecture teams. + Technical documentation and strict adherence to quality standards, traceability, and engineering methodologies. **Requirements:** --------------- * Proven experience in PLC development for naval systems (propulsion, power generation, auxiliary systems, fault management). * Proficiency in IEC-61131, especially structured text language. * Experience with Modbus communications. * Experience in automation development and field change implementation. * Regular use of IBM Change for software management. **What we offer** * Flexible working hours to support your personal and professional balance. * Competitive remuneration package. Continuous training and professional development opportunities. * A collaborative and team-oriented work environment. * Internal events to foster connection and celebrate achievements. If you are passionate about software development and want to be part of technically challenging projects, we would love to meet you. We’re waiting for you. **We are Bertrandt** An independent, international development services provider with extensive expertise in the automotive, aerospace, and mechanical engineering sectors. Leveraging our cross-sector knowledge and holistic understanding of systems and products, we deliver technological solutions at any stage of the development process. We focus on key areas such as digitalization, e-mobility, and autonomous systems, consistently supporting our customers in developing tailored solutions. Our goal is to accelerate technological progress and contribute to a sustainable future. We work toward this every day, with approximately 14,000 employees across more than 50 locations worldwide. **What we offer:** ------------------ **Contact:** ------------- Miriam Llorente García Tel.: **What we offer:** ------------------ **Contact:** ------------- Miriam Llorente García Tel.: www.bertrandt.com/en/career