Nicholas Kannu
Birmingham
Summary
Seasoned professional with over 20+years of experience in IT service management, specializing in system integrity and client satisfaction. Expertise in ITIL frameworks, cybersecurity, and team leadership, with a proven track record in incident, problem, and change management. Demonstrated success in managing SOC operations and enhancing communication strategies to drive project outcomes. Committed to delivering high-quality results and contributing effectively to team objectives.
Overview
18
18
years of professional experience
6009
6009
years of post-secondary education
Work history
OT Tuning Analyst
Tata Consultancy Services
Warwick
2022.10 - 2026.03
- Contracted OT Tuning Analyst supporting National Grid, strengthening OT security posture through risk‑based security design, control implementation, and ongoing assurance.
- Defined and documented OT system security architectures, controls, and procedures, providing expert advisory to management on appropriate cyber security solutions.
- Monitored and analysed OT network traffic, identifying anomalies and investigating potential security threats.
- Applied statistical and analytical techniques to security and operational data, producing actionable reports to support informed decision‑making.
- Collaborated with the National Grid Cyber Lab to evaluate bespoke and COTS tools for Cyber Factory Acceptance Testing (CFAT) and Cyber Site Acceptance Testing (CSAT).
- Reviewed and validated supplier cybersecurity testing evidence, ensuring compliance with defined technical and OT security requirements.
- Managed OT security baseline configurations, responding to critical vulnerabilities and firmware updates, and defining risk‑based mitigations with vulnerability management teams.
- Identified, assessed, and recommended OT‑appropriate cyber security tools, defining secure usage guidelines and testing strategies for safe deployment.
- Reviewed supplier‑provided OT device configurations (BCUs, RTUs, network devices, HMIs, servers), ensuring compliance with NIST SP 800‑82, NIST SP 800‑53, IEC 62443, CIS Benchmarks, and vendor guidance.
Infrastructure Security (SOC Analyst)
Tata Consultancy Services
Chennai
2018.04 - 2021.09
- Ensured robust security posture through strategic implementation of risk management controls and protocols.
- Spearheaded the identification and accommodation of system security requirements, delivering actionable recommendations to leadership.
- Vigilantly monitored network traffic and system activities to detect and investigate anomalies indicative of security threats.
- Employed advanced statistical analysis to interpret data trends, producing comprehensive reports for informed decision-making.
- Conducted regular information security training sessions, empowering staff with industry best practices and awareness.
Service Desk
Tata Consultancy Services
Chennai
2015.11 - 2018.04
- Spearheaded IT Help Desk operations, delivering exemplary support to both internal employees and external clients.
- Excelled in incident management, effectively minimizing business disruption and upholding superior service and quality standards.
- Devised and executed a strategic implementation plan for seamless migration from legacy core systems to modern infrastructure.
Senior Technical Associate (Verizon Data Services)
Infinite Computer Solutions
Chennai
2013.10 - 2015.10
- Spearheaded IT Help Desk operations, delivering exemplary support to both internal employees and external clients.
- Specialized in troubleshooting Microsoft Outlook, Sametime, and Windows Operating System issues, maintaining optimal productivity.
Senior Customer Support (Medical Billing-Athena)
Dell International Services
Chennai
2012.02 - 2013.05
- Conduct meticulous verification of provider information prior to claims processing to ensure accuracy and compliance.
- Proactively update provider details as necessary to maintain current and correct records.
- Diligently investigate denied claims to identify and understand the underlying reasons.
- Perform thorough root cause analysis on claim denials to prevent recurrence and improve billing efficiency.
Technical Associate
Sutherland Global Services
Chennai
2010.01 - 2010.07
- Proficient in Intuit CTG Tax Preparation Software, providing expert guidance on optimal package selection for U.S. tax filing.
- Skilled in seamless installation and error troubleshooting for tax software and Symantec Anti-Virus solutions.
Customer Support Representative
Booth Soft Technologies
Chennai
2008.01 - 2009.12
- Spearheaded customer engagement for Sprint Mobile Network Company (U.S.), enhancing community service features and current promotions to enhance customer experience.
- Conducted UK/US market surveys
Education
Bachelor of Technology - Information Technology
Sree Sastha Institute of Engineering and Technology
Chennai, IndiaHigher Secondary - Computers
Rukmani Vidyalaya Matriculation Hr. Sec. School
Chennai, IndiaSecondary Education - Matric - General
Rukmani Vidyalaya Matriculation Hr. Sec. School
Chennai, IndiaSkills
- ITIL 4 - IT Service Management
- CompTIA Security CE Certification SY0-701
- ISC2 Certified in Cybersecurity
- ITIL - Designing process for enterprises
- Big Data Analyst using R Studio
LANGUAGES
English
Tamil
PERSONAL DETAILS
- Date of birth: 15 Aug 1985
- Nationality: Indian
Timeline
OT Tuning Analyst
Tata Consultancy Services
2022.10 - 2026.03
Infrastructure Security (SOC Analyst)
Tata Consultancy Services
2018.04 - 2021.09
Service Desk
Tata Consultancy Services
2015.11 - 2018.04
Senior Technical Associate (Verizon Data Services)
Infinite Computer Solutions
2013.10 - 2015.10
Senior Customer Support (Medical Billing-Athena)
Dell International Services
2012.02 - 2013.05
Technical Associate
Sutherland Global Services
2010.01 - 2010.07
Customer Support Representative
Booth Soft Technologies
2008.01 - 2009.12
Bachelor of Technology - Information Technology
Sree Sastha Institute of Engineering and Technology
Higher Secondary - Computers
Rukmani Vidyalaya Matriculation Hr. Sec. School
Secondary Education - Matric - General
Rukmani Vidyalaya Matriculation Hr. Sec. School