Jerico Technologies is seeking a versatile Senior PLC, SCADA & OT Cybersecurity Engineer to join our global engineering team. This dual-focus role is responsible for designing, programming, and commissioning PLC/SCADA industrial automation systems while engineering, securing, and defending the Operational Technology (OT) networks powering critical infrastructure across water, energy, and data centre facilities.

Key Responsibilities
- PLC & SCADA System Engineering: Design, program, and configure PLC/SCADA systems using industry-standard languages (Ladder Logic, Structured Text, FBD) across platforms such as Rockwell Automation, Siemens, and Aveva/Wonderware.
- OT Network Architecture & Segmentation: Design and enforce secure network boundaries using the Purdue Model, isolating critical facility automation (BMS, PMCS, SCADA) from corporate IT environments.
- System Integration & Commissioning: Integrate PLCs, HMIs, RTUs, and field devices. Conduct thorough testing (FAT/SAT) and manage system commissioning both remotely and in office as required.
- Vulnerability & Threat Management:



Perform OT cyber risk assessments, vulnerability management, and continuous network traffic monitoring on live infrastructure (UPS, generators, chillers, control loops) without disrupting continuous operations.
- Compliance & Framework Alignment: Ensure control system architectures strictly comply with international security standards, specifically IEC 62443, NIST SP 800-82, and ISO 27001.
- Incident Response & Vendor Audits: Develop OT-specific incident playbooks, lead technical remediation during security events, and audit security practices for third-party vendors and contractors with remote access.
- Troubleshooting & Technical Documentation: Provide high-level technical support, diagnostic troubleshooting, and maintain comprehensive system schematics, network diagrams, and user documentation.

Qualifications & Skills
- Education: Bachelors degree in Electrical Engineering, Automation E

📌 Senior PLC and SCADA Engineer (Bengaluru)
🏢 Jerico Technologies
📍 Bengaluru