security engineer in industrial environments

AG Solution builds intelligent solutions for the process industry, combining automation, process control, data management, and MES/MOM systems to help manufacturers achieve operational excellence. The company is part of the Quariq Group and operates as an Industry 4.0 partner serving manufacturers worldwide.

• Secure complex and legacy OT infrastructures in industrial environments;
• Analyze and map OT networks;
• Implement segmentation and IP renumbering for OT networks;
• Conduct risk assessments and develop mitigation strategies;
• Configure firewalls and maintain secure architecture principles;
• Implement OT firewalling, automated network monitoring, or network restructuring;
• Monitor OT environments continuously using SNMP, NetFlow, or similar protocols;
• Work cross-functionally with IT and OT teams to align security with production needs;
• Configure Fortinet firewalls;
• Manage Active Directory;
• Represent the company in client meetings and on-site engagements;
• Identify risks, propose solutions, and maintain stakeholder alignment during commissioning, testing, and audits;
• Adapt communication to different client organizations during international travel;
• Travel to customer sites during key project phases, including commissioning, testing, and audits.

• Strong analytical mindset with practical, hands-on experience securing industrial environments;
• In-depth knowledge of OT security and networking, including SCADA, PLCs, and DCS;
• Experience analyzing and mapping complex or legacy OT networks;
• Hands-on experience with OT network segmentation and IP renumbering;
• Experience conducting risk assessments and developing mitigation strategies;
• Practical understanding of firewalls, network segmentation, and secure architecture principles;
• Understanding of the Purdue model;
• Experience implementing at least one of the following: OT firewalling, automated network monitoring, or network restructuring;
• Experience with continuous monitoring using SNMP, NetFlow, or similar protocols;
• Strong verbal and written communication skills;
• Ability to explain complex OT security concepts clearly to technical and non-technical stakeholders;
• Ability to work cross-functionally with IT and OT teams;
• Flexibility for short-term international travel;
• Excellent communication skills in Spanish and English;
• Nice to have: Experience with Nozomi Networks solutions such as Guardian, Cisco certificate, Palo Alto firewall configuration, French.

• Travel to customer sites during key project phases is required;
• Preferred location is Barcelona or the surrounding area;
• The company provides continuous learning, mentorship, and access to AG Academy.