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Salary
≈ $14k – $33k per year (Estimated)
Location
In office (Thiruvananthapuram)
Seniority
Middle · 4+ years exp

Confirmed on the employer's own hiring board on Oct 17, 2026. First seen by Alion on Jul 8, 2026.

Overview
Company
Impact
Profile match

UST

UST is a digital transformation and technology services company that partners with clients to deliver AI-driven solutions and business outcomes. It hires data scientists, Salesforce integration specialists, Java, .NET and Node.js developers, mainly in Thiruvananthapuram, Kochi, Bengaluru and Hyderabad. The company is headquartered in Thiruvananthapuram, Kerala, India.

Role Overview:

We are seeking a skilled OT Security Engineer with strong infrastructure knowledge to support our Threat and Vulnerability Management (TVM) initiatives across Operational Technology environments. The ideal candidate will be responsible for securing OT systems, identifying and mitigating vulnerabilities, and ensuring compliance with cybersecurity standards.

Key Responsibilities:

Support TVM activities across OT environments, including vulnerability scanning, assessment, and remediation tracking.

Collaborate with infrastructure teams to ensure secure configuration and patch management of OT assets.

Analyse and respond to security s and incidents related to OT systems.

Implement and maintain security controls for ICS/SCADA systems, PLCs, and other industrial devices.

Develop and maintain asset inventories and risk profiles for OT environments.

Work with cross-functional teams to ensure alignment between IT and OT security strategies.

Assist in the deployment and tuning of security tools (e.g., Defender for IoT, Nessus, Qualys).

Document and report vulnerabilities, remediation status, and risk posture to stakeholders.

Stay updated on emerging OT threats, vulnerabilities, and mitigation techniques.

Required Skills & Experience:

4+ years of experience in OT security, OT infrastructure, and related cybersecurity roles.

Strong understanding of industrial control systems (ICS), SCADA, and network segmentation.

Hands-on experience with TVM tools and processes.

Familiarity with Microsoft Defender, SIEM, and endpoint protection in OT environments.

Knowledge of network protocols used in OT (Modbus, DNP3, OPC, etc.).

Experience with firewalls, IDS/IPS, and network monitoring tools.

Ability to interpret CVEs and coordinate remediation with engineering teams.

Excellent communication and documentation skills.

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