OT Security Engineer - AG SOLUTION
About this role
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Vendors Teamtailor Analytics These cookies collect information to help us understand how the site is being used. Vendors Teamtailor Accept these cookies Decline all non-necessary cookies AG SOLUTION · OT Services & Cybersecurity · Madrid · Hybrid OT Security Engineer Apply for this job A proactive and detail-oriented OT Security Specialist with a strong analytical mindset and practical/hands-on experience in securing industrial environments. This professional excels at understanding and managing complex and legacy OT infrastructures, and is able to advocate efficient and transparent solutions ensuring they become secure. With foundational expertise in OT network technologies and firewall configurations, this specialist can cooperate with other teams—such as operations, IT, and engineering—to assess risks, strengthen network segmentation, and maintain a resilient OT security posture. Key Strengths: In-depth knowledge of OT security and networking in industrial environments (e.g., SCADA, PLCs, DCS) Skilled in analyzing and mapping complex or legacy OT networks Handson experience with segmentation and IP (re-)numbering of OT networks Experienced with risk assessments and developing mitigation strategies Practical understanding of firewalls, network segmentation, and secure architecture principles Understanding of the Purdue model Hands-on experience in implementation of at least one of the following technologies (OT-firewalling, automated network monitoring, network restructuring) Proficient in continuous monitoring using SNMP, NetFlow, or similar protocols Works cross-functionally with IT/OT teams to align security with production needs Knowledge of Fortinet firewalls configuration Experience with Active Directory (AD) management Hands-on experience with Nozomi Networks solutions (e.g., Guardian) for network traffic analysis, anomaly detection, and asset visibility in industrial/OT environments is a plus Cisco certificate is a plus Palo Alto firewall configuration is a plus Communication & Client Engagement Strong verbal and written communication skills, able to translate complex OT security concepts into clear, business-relevant language for both technical and non-technical stakeholders. Proactive in client meetings, takes initiative during commissioning, testing, and audit phases to flag risks early, propose solutions, and keep stakeholders aligned rather than waiting to be asked. Confident representing the company in front of client teams on-site, building trust and credibility through transparent, solution-oriented dialogue. Comfortable working cross-culturally and adapting communication style to different client organizations during international travel . Travel required to customer sites during key project phases (e.g., commissioning, testing, audits). Flexibility for short-term international travel is essential Language : Excellent communication skills in Spanish and English are required; French is a strong asset. Location : Preferred location is Madrid/Alcobendas or the surrounding area. Join AG Solution Where Talent Shapes Industry 4.0 At AG Solution, we build intelligent solutions for the process industry, combining automation, process control, data management, and MES/MOM systems to help manufacturers reach operational excellence. Now part of the Quariq Group, we are one of Europe’s leading Industry 4.0 partners , with more than 400 engineers and consultants working across Europe, the UK, and the US. Driven by People. Powered by Technology. Our success starts with our people . We invest in growth through continuous learning, mentorship, and our AG Academy, ensuring every colleague has the opportunity to develop their skills and career. We believe that innovation happens when people feel trusted, connected, and inspired. A Global Team with a Human Touch With offices in over 15 cities worldwide , we bring together diverse expertise and perspectives — from Antwerp to Barcelona, Rotterdam to Lyon, and New York to Krakow. At AG Solution, you’ll work on meaningful projects that drive efficiency, sustainability, and digital transformation for leading manufacturers worldwide. Built to Scale. Driven by Talent. Ready to shape the future of industry? Explore our opportunities and grow with a team that’s redefining what’s possible.
What this role is, and what else it is called
Employers in the UK advertise this kind of work as Security Engineer, Fire & Security Engineer, Cybersecurity Engineer and Cyber Security Consultant too, so it is worth searching more than one wording. It is a mid-level Cybersecurity role in the UK, advertised as hybrid, splitting time between home and the office.
About hiring at Agsolutiongroup
Agsolutiongroup has 1 other live technology role on its careers page, across Data, AI & Machine Learning and Cybersecurity. We have been observing Agsolutiongroup hiring technology staff since July 2026. See all Agsolutiongroup roles, salaries and stack.
How this role compares to the market
237 live UK roles list Cisco right now, from 75 employers. The median advertised salary is £40,000; 18% are advertised as remote. Browse Cisco roles.
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Technologies mentioned
Detected on Agsolutiongroup's careers page. ProdReady Recruitment lists this vacancy as an aggregator and is not the employer; applications go to the employer's own site.