OT Security Specialist

Title:Engineer / Senior EngineerCybersecurity (OT Systems) Location:Onsite – Gurugram, Haryana, India Duration:Full-Time Role Company: Fluidech IT Services Private LimitedCompany Overview: FLUIDECH, an ESCONET group company and a deemed public company, is a technology consulting and managed services firm specialising in cybersecurity. Founded in 2014 and headquartered in Gurugram—and today with a client base spanning over 100 organizations worldwide—Fluidech designs IT solutions aligned with business objectives, fostering trusted relationships and delivering measurable performance improvements. Established as a born-in-the-cloud company, Fluidech has evolved into a trusted technology partner that helps businesses build (Cloud & Infrastructure), automate (DevOps), and secure (Cyber Security services). Our solutions span diverse industry verticals, aligned with each client’s business goals. In addition to holding ISO 9001 and ISO 27001 certifications and an award-winning cybersecurity team, the company has a strong value proposition in its GRC services across frameworks, including but not limited to NCIIPC's CAF, SEBI's CSCRF, and others.Position Overview We are looking for a technically strong Engineer / Senior Engineer – Cybersecurity (OT) to join our on-site team in Gurugram. The candidate will be responsible for implementing and supporting cybersecurity solutions in Operational Technology (OT) environments, including ICS/SCADA systems. This is a hands-on technical role with an emphasis on solution design, deployment, and monitoring for critical infrastructure clients.Key Responsibilities Design and implement cybersecurity solutions tailored to OT environments, including industrial networks, SCADA systems, PLCs, and HMIs. Conduct OT network assessments, threat modelling, and gap analysis for industrial control systems. Deploy and configure OT-specific cybersecurity tools, including network segmentation, anomaly detection, asset visibility, and protocol analysis solutions. Collaborate with IT, plant operations, and security teams to integrate OT and IT cybersecurity initiatives. Develop and maintain documentation, including architectures, risk assessments, compliance reports, and incident response procedures. Support compliance and audit requirements for frameworks such as NCIIPC’s CAF, IEC 62443, ISO 27001, and sector-specific regulations. Stay current with emerging OT threats, vulnerabilities, and mitigation techniques. Assist in incident detection and response activities in OT environments.Qualifications & Skills Bachelor’s degree in Engineering, Information Security, or a related technical field. 10-15 years of experience in cybersecurity with at least 4-8 years of direct OT security experience. Familiarity withICS/SCADA systems, PLC/DCS devices, MODBUS, DNP3, PROFINET , or other industrial protocols.Hands-on experience with tools such as: Nozomi Networks, Claroty, Dragos, Tenable.OT Firewall/IPS configuration for OT (e.g., Palo Alto, Fortinet) Asset inventory & network monitoring in OT SIEM integration between IT & OT systems Strong understanding of network architecture, segmentation (ISA/IEC 62443 zones & conduits), and industrial DMZs.Relevant Certifications preferred: GICSP, ISA/IEC 62443, CISSP, CEH, or equivalent Strong problem-solving skills, attention to detail, and ability to work independently or in cross-functional teams. Excellent communication and documentation skillsWhy Join FLUIDECH? Join a growing, award-winning company recognized for excellence in cybersecurity. Work alongside a passionate, innovative team focused on cutting-edge technologies. Lead strategic client relationships and high-impact deals. Be part of an organization that values transparency, trust, and growth.Benefits: Competitive compensation with performance-based incentives Health insurance and wellness programs Training and certification support in relevant technologies and frameworks Opportunities for professional growth and internal career advancement Dynamic and collaborative work environment Regular team outings, recognition programs, and knowledge-sharing sessions Exposure to high-impact projects across diverse industry sectors