OT Security Analyst at Capgemini India Pvt. Ltd. (2025-05 – Present)
Client: Emirates Global Aluminum (EGA)
- Managed Nozomi Networks CMC (Centralized Management Console) and configured the system for efficient network security monitoring and management.
- Performed Nozomi Networks upgrades, ensuring smooth integration of updates and threat intelligence feeds.
- Conducted alert analysis across multiple use cases, identifying threats and applying appropriate mitigation strategies.
- Managed and updated Nozomi Networks threat intelligence licenses to maintain up-to-date detection capabilities; used Wireshark to analyze PCAP files.
- Raised, tracked, and resolved incidents in ServiceNow (SNOW), ensuring effective incident management and stakeholder communication.
- Managed Vectra AI (Brains and Sensors), monitoring network behavior and detecting anomalies.
OT Security Analyst at Cognizant Technology Solutions (2021-01 – 2025-03)
- Gained hands-on experience with Nozomi Networks for OT/ICS network monitoring, asset discovery, alert analysis, and threat investigation.
- Monitored, analyzed, and investigated OT security alerts, including repeated unsuccessful login attempts, unauthorized program changes, program transfers, and anomalous asset behavior.
- Supported OT security processes including asset management, patch management, incident management, and change management activities.
- Performed Nozomi platform upgrades, system health checks, and quarterly security posture assessments to maintain platform reliability and operational effectiveness.
- Analyzed security events, validated alerts, conducted root cause analysis, and collaborated with stakeholders to drive timely remediation.
- Partnered with network, EPS, Wintel, and infrastructure teams to investigate security incidents, resolve operational issues, and identify underlying causes.
- Coordinated with stakeholders to gather incident updates, validate asset details, and monitor remediation progress.
- Supported vulnerability management activities, security assessments, and continuous improvement initiatives across OT environments.
- Applied working knowledge of cybersecurity frameworks including IEC 62443 and NIST, along with risk management principles and industrial security compliance requirements.
- Strong understanding of the Purdue Model and industrial control system environments, including SCADA, HMI, PLC, and DCS architectures.
Testing Analyst at Cognizant Technology Solutions (2020-07 – 2020-12)
- Performed end-to-end functional testing of web and enterprise applications to ensure business requirements were met and delivered high-quality software releases.
- Created comprehensive Test Plans, defining testing scope, objectives, strategy, test environments, resource allocation, and risk mitigation approaches.
- Designed and developed detailed Test Scenarios, Test Cases, and Test Data covering positive, negative, boundary, and integration testing conditions.
- Executed manual functional, system, integration, regression, smoke, and sanity testing across multiple application modules.
- Collaborated closely with Product Owners, Business Analysts, Developers, and Scrum teams in Agile environments to ensure requirement clarity and quality delivery.
- Participated in Agile ceremonies including Sprint Planning, Daily Standups, Sprint Reviews, Backlog Grooming, and Retrospectives.
- Created and maintained Requirement Traceability Matrix (RTM) to ensure complete test coverage against business requirements.
