At Repsol, we are committed to equality and do not request personal information. We believe that diversity contributes to innovative ideas and provides added value that enables us to benefit from mutual learning and perform our best work. Here, what counts is your experience and your ability to create value. We offer you the opportunity to grow professionally, develop your career with challenging projects and collaborate with talented people worldwide. As a company committed to diversity and inclusion, we encourage all professionals who meet the job description requirements to apply. Petronor, currently undergoing a transformation towards becoming a multi-energy company and a hub for the circular economy, is seeking to hire an Automation and Optimization Engineer with an IT profile for its Industrial Complex in Muskiz (Bizkaia). Key information: Team: Reliability and Maintenance Directorate, Automation and Optimization Department Location: Muskiz (Bizkaia), Spain Experience level: +5 years Employment type: Full-time Requirements: Degree in Computer Engineering or equivalent + English B2. The team you will join: Consists of professionals with diverse professional backgrounds and experience. As a team, you will be tasked with carrying out maintenance and design functions related to IT performance applied to Industrial Control Systems at Petronor’s Industrial Complex, in accordance with applicable regulations and the Company’s Safety, Quality, and Environmental policies. We count on your experience and your ability to create value. We offer you the opportunity to grow professionally and develop your career through challenging projects, collaborating with brilliant people to continue growing. You will never stop learning. Do you enjoy challenges? Are you results-oriented? Perfect—we want to meet you. What we offer: * Competitive salary * Highly attractive social benefits package: pension plan, medical insurance, cafeteria and transportation, among others. * Opportunities for continuous learning. * Participation in challenging projects. * Diverse and multidisciplinary team. Projects and responsibilities: Within the scope of competence and operation of systems related to Automation: Cybersecurity and Industrial Control Systems (ICS) Architecture * Comply with cybersecurity regulations. * Coordinate with IT to ensure network architecture, integration with industrial control systems, communication electronics, and execution of infrastructure projects. * Conduct and maintain risk analyses and MOUs. Software and hardware maintenance * Installation of servers and clients and connection to the network. * Backup administration. * Administration of SCI vendor antivirus exceptions. * Patch installation. * Error monitoring, diagnosis, and resolution. * Coordination with IT on Active Directory (AD). * IoT deployment and maintenance. You will be a good fit for this role if you have: * Degree in Computer Engineering or equivalent. * Minimum 5 years’ experience in network architecture projects for control systems. * Experience with industrial protocols (OPC, Modbus); knowledge of PLCs. * IT experience: Active Directory, backups, antivirus, communications, databases, SCADA systems (PI System), system hardening. * Certification in reference standards IEC 62443 / CRA (European Cyber Resilience Act) and NIS Cybersecurity Framework preferred. * Networking knowledge; Cisco network electronics administration preferred (CCNA). * English: B2 level. * Valid driver’s license. * Teamwork and leadership skills, capacity for learning, organization, analysis, and planning. #LI-MG2 Required skills: Continuing Learning, Instrumentation, Organizing, Scheduling, Teamwork