DEBASISH PATEL
Lead Cyber Security Analyst
Bengaluru
Summary
Skilled IT/OT Cyber Security Professional with 10+ years of overall IT experience, including 6+ years of hands-on expertise in securing IT/OT infrastructure. Experienced in incident response, vulnerability management, ticket handling, and daily operational security activities within industrial environments. Proficient in implementing network segmentation, firewall management, secure remote access, access control, and patch management to strengthen OT security posture. Skilled in device validation, daily health checks, asset inventory, and monitoring industrial systems including PLC, DCS, HMI, SCADA, and RTU devices. Knowledgeable in industry security frameworks such as IEC 62443, NIST CSF, and NIST SP 800-82, with a strong background in IT support, system maintenance, and cross-functional collaboration to ensure the reliability and security of critical OT systems.
Overview
11
11
years of professional experience
1
1
Certification
Work History
Lead Cyber Security Analyst
Mphasis Limited
Bengaluru
2023.10 - Current
- Performed 24/7 SOC monitoring and incident analysis for enterprise infrastructure.
- Experience with OT SOC operations, SIEM integration, and passive monitoring tools; strong knowledge of ICS protocols (Modbus, EtherNet/IP, PROFINET, DNP3, OPC).
- Monitored and analyzed OT security logs and alerts to detect potential cyber threats and responded to incidents to ensure minimal disruption to plant operations.
- Designed and implemented secure OT network architectures using the Purdue Model, including network segmentation, firewall policies, and secure remote access to protect industrial systems.
- Create technical documentation, project reports, and deliver presentations or training sessions.
Security Analyst
NetApp India Pvt. Ltd
Bengaluru
2022.10 - 2023.02
- Investigated security incidents, performed remediation, and coordinated tracking and follow-up activities with cross-functional teams and stakeholders for incident.
- Performed detailed threat analysis on triggered security alerts, distinguishing true positives from false positives using SIEM correlation rules and threat intelligence feeds.
- Delivered weekly presentations on emerging attack trends, IOCs, and TTPs to security team, maintaining comprehensive documentation of alerts and remediation actions.
- Assisted in proactive threat hunting activities by systematically searching for indicators of compromise (IOCs) and malicious activity across enterprise environment.
Manager – Server & Network
Annapurna Finance
Bhubaneswar
2022.04 - 2022.10
- Investigated security alerts, suspicious traffic, and system anomalies.
- Working knowledge of virtualization, cloud, SOC operations, industrial wireless, and industrial networking.
- Managed incident tickets and escalation procedures.
- Assisted in implementation of network security controls and firewall policies.
- Spearheaded Supported threat intelligence analysis to improve detection capabilities.
Senior System Administrator
IZMO Ltd
Bengaluru
2019.08 - 2022.04
- Configured and maintained firewalls, proxy servers, and network access controls.
- Implemented network segmentation and secure architecture designs.
- Monitored network performance and security events.
- Launched Conducted security assessments and vulnerability scanning.
System Administrator
Dhruva Interactive Private Ltd
Bengaluru
2016.10 - 2019.06
- Managed enterprise network infrastructure and security devices.
- Configured user access controls and authentication systems.
- Performed system monitoring, troubleshooting, and security updates.
- Supported IT security initiatives and operational tasks.
IT Administrator
Conduite Endeavor Infosoft Private Ltd
Bengaluru
2015.02 - 2016.07
- Provided technical support for enterprise systems and network infrastructure.
- Assisted in installation and configuration of IT hardware, software, and security tools.
- Supported troubleshooting and system maintenance.
Education
Bachelor of Science - Information Technology
Kuvempu University
11.2014
Skills
- Incident Response & Forensics
- Cyber Threat Intelligence (CTI)
- Advanced Threat Hunting
- Malware Analysis
- Vulnerability Management
- Network Security
- Endpoint Security
- Palo Alto Cortex XDR
- Splunk Enterprise
- Microsoft Sentinel
- Microsoft Defender
- Tenable Nessus
- Tenableio
- Qualys VMDR
- Rapid7 InsightVM
- Crowd Strike Falcon
- Proofpoint
- Wiz
- Recorded Future
- Wireshark
- NIST
- IEC 62443
- CIS Controls
- MITRE ATT&CK
- OWASP Top 10
- Burp Suite Professional
- Kali Linux
- Metasploit
- Arachni
- Nikto
- SQLmap
- OWASP ZAP
- Nmap
- Critical Thinking & Analytical Reasoning
- Executive Reporting & Presentations
- Team Leadership & Mentoring
- Cross-functional Collaboration
- Knowledge Transfer & Training
Websites
Certification
- AWS Certified Solutions Architect – Associate
- Certified Ethical Hacker (CEH) – EC-Council
- Cisco Certified Network Associate Routing and Switching (CCNA)
- Red Hat Certified Engineer (RHCE)
Security Tools
- Palo Alto Cortex XDR
- Splunk Enterprise
- Microsoft Sentinel
- Microsoft Defender
- Tenable Nessus
- Tenable.io
- Qualys VMDR
- Rapid7 InsightVM
- Crowd Strike Falcon
- Proofpoint
- Wiz
- Recorded Future
- Wireshark
Security Frameworks
- NIST
- IEC 62443
- CIS Controls
- MITRE ATT&CK
- OWASP Top 10
Penetration Testing Tools
- Burp Suite Professional
- Kali Linux
- Metasploit
- Arachni
- Nikto
- SQLmap
- OWASP ZAP
- Nmap
- OWASP Top 10 vulnerabilities
Personal Information
Title: Lead Cyber Security Analyst
Timeline
Lead Cyber Security Analyst
Mphasis Limited
2023.10 - Current
Security Analyst
NetApp India Pvt. Ltd
2022.10 - 2023.02
Manager – Server & Network
Annapurna Finance
2022.04 - 2022.10
Senior System Administrator
IZMO Ltd
2019.08 - 2022.04
System Administrator
Dhruva Interactive Private Ltd
2016.10 - 2019.06
IT Administrator
Conduite Endeavor Infosoft Private Ltd
2015.02 - 2016.07
Bachelor of Science - Information Technology
Kuvempu University