Nitin Arora
Risk Advisory and Third-Party Audit professional with 18+ years of experience across IT Infrastructure Audits, Network & Security Assessments, SLA Compliance, and ISMS Audits. Certified ISO 27001:2013 Lead Auditor, CEH (v13), and CCNA, with deep expertise in government and BFSI environments.
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About
Experienced IT Infrastructure & Network Audit Specialist with over 18 years of expertise in network administration, cybersecurity, IT audits, and data centre operations. Certified CEH v13, ISO 27001 Lead Auditor, and CCNA, with strong proficiency in network security, vulnerability assessment, and compliance frameworks. Proven track record in conducting infrastructure, security, SLA, and operational audits for large-scale government and enterprise projects.
Adept at network design review, troubleshooting, risk mitigation, and process optimization. Strong communicator with experience in stakeholder management across government bodies, banking institutions, and telecom providers.
Experience
Senior Consultant at Deloitte Touche Tohmatsu India LLP (2023-07 – Present)
IT Audit & Governance, Infrastructure & Security Assessment, Performance Optimization & Risk Mitigation, Information Security & Compliance, SLA Management & Compliance, IT Service Management Excellence
- Conduct third-party audits of Command & Control Centres (CCC) and Data Centres across Rajasthan, ensuring compliance with industry standards
- Perform comprehensive infrastructure, network, and security audits covering firewalls, routers, IDS/IPS, and switches
- Identify performance bottlenecks, latency issues, and single points of failure, recommending actionable improvements
- Lead ISO 27001 ISMS audits, vulnerability assessments, and penetration testing to strengthen security posture
- Evaluate SLA adherence and compute penalties for non-performance, ensuring accountability and service quality
- Audit IT operations aligned with ISO 20000 framework and recommend process improvements
Senior Consultant at Deloitte Touche Tohmatsu India LLP (2022-08 – 2023-06)
Documentation & Proposal Development, Bid Management & Evaluation, Gap Analysis & Project Execution
- Prepared AS-IS and To-Be reports, DPR, and RFP for Jharkhand State Data Centre (JHSDC 2.0), ensuring comprehensive and structured documentation
- Managed end-to-end bid lifecycle, including pre-bid queries, PQ/TQ evaluations, FAT/PAT processes, and LOI documentation
- Conducted gap analysis and supported system integration planning and execution, ensuring alignment with project objectives
Consultant at Deloitte Touche Tohmatsu India LLP (2021-08 – 2022-08)
IT Infrastructure & Security Audits, SLA Monitoring & IT Governance
- Executed network, infrastructure, and security audits for Command & Control Centres (CCC) and Data Centres, ensuring compliance and operational integrity
- Monitored SLA compliance and supported IT governance initiatives to enhance service quality and accountability
Network Engineer at NTT India Ltd. (formerly Dimension Data India Pvt. Ltd.) (2007-03 – 2021-08)
Network infrastructure management, SBI support, leased lines and RF circuits management, ISO 27001 audits, vulnerability assessments
- Supported State Bank of India network infrastructure across Rajasthan region
- Managed 160+ leased lines and RF circuits, including IP telephony systems
- Conducted ISO 27001-based internal audits for divisional data centers
- Performed network configuration reviews and vulnerability assessments using tools like Nessus, NMAP, Wireshark, and Nipper
- Installed, configured, and troubleshot Cisco routers, switches, and WAN technologies
Education
MCA in Master of Computer Applications – Guru Jambheshwar University (2009)
M.Sc. in Computer Science – Guru Jambheshwar University (2008)
PGDCA in Post Graduate Diploma in Computer Applications – Guru Jambheshwar University (2007)
