
OT Security Engineer--Work From Office
19 hours ago
Job description
Job Role : OT Security Engineer--Work From Office
Experience : 8 to 13 Yrs
Key Skills: PLCs, HMIs, SCADA, NIST CSF, IEC 62443
Notice Period : 0 to 15 days(Must)
Should be willing to work in second shift
Office Address : Cyber Towers, Quadrant 3, 3rd floor, Madhapur, Hyderabad
We are looking for a hands-on and motivated OT Security Analyst with around 3 years of experience in securing Operational Technology (OT) and Industrial Control Systems (ICS) environments. This role will support the implementation and improvement of our manufacturing security program. You will play a key part in shaping OT security strategies, supporting the deployment of security controls, and collaborating with cross-functional teams to strengthen our OT security posture.
Key Responsibilities:
- Implement and support security controls for PLCs, HMIs, SCADA systems, RTUs, and other OT assets.
- Perform risk assessments, define segmentation strategies, and contribute to OT security baselines.
- Work with OT security tools such as Claroty, Nozomi, Armis, or to monitor and protect industrial networks.
- Collaborate with plant operations, engineering, and OT vendors for secure implementation and lifecycle support.
- Assist in SIEM log integration, alert triage, and incident investigation related to OT systems.
- Support network segmentation, firewall configuration, and passive traffic monitoring within OT environments.
- Participate in the creation of documentation, playbooks, and process improvements for OT security operations.
Required Skills & Qualifications:
- 6+ years of experience in OT/ICS cybersecurity or related roles.
- Strong understanding of ICS protocols like Modbus, DNP3, OPC, etc.
- Experience with industrial devices and systems (PLCs, SCADA, RTUs, robotic automation).
- Familiarity with OT-specific risks and the unique constraints of industrial environments.
- Exposure to OT security tools (e.g., Claroty, Nozomi, Armis, ).
- Working knowledge of SIEM tools, firewalls, and network segmentation in OT setups.
- Good communication skills and the ability to work with multi-disciplinary teams.
Preferred (Nice to Have):
- Certifications like GICSP, GRID, IEC 62443 or other OT security credentials.
- Familiarity with NIST CSF, IEC 62443, or related cybersecurity frameworks.
- Experience working in manufacturing or industrial sectors.
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