08/26/2025 updated

**** ******** ****
100 % available

Network/Information security architect

Chennai, India
Worldwide
Chennai, India
Worldwide

Profile attachments

CV - Naveenkumar Arulmani

Software ApplicationsMicrosoft AzureCloud ComputingComputer SecurityInformation Security ManagementVirtual Private Networks (VPN)Network SecurityNetwork Installation ServicesLoad BalancingFirewalls (Computer Science)FortinetCisco
CISCO, cloud-based, security architecture, Cybersecurity, security operations, Firewall, firewalls, Fortinet, Information Security Management, load-balancing, Azure, network installation, Network Security, Computer Applications, VPN

Experience

Professional experience10+ years
Freelancer since2020

Languages

EnglishNative speaker

Project history

Deputy Manager

Deloitte Touche Tohmatsu India Pvt Ltd
* Served as point of contact for project administrators and managers, emphasizing prompt and successful accomplishment
of entire lifecycles of allocated projects
* Reviewed End-to-End OT environment for one of manufacturing customer for security architecture to adhere secure
environment by technology/process improvements
* Reviewed 10+ client application for security architecture posture and provided recommendations based on design
* Automated and improvised patching process by integrating server environment to patching servers
* Shouldered senior management workloads in general manager's absence to preserve operations continuity




* Interacted with customer upper management in implementing functional strategies and reporting capabilities
* Coordinated with team members, stakeholders and vendors to liaise tasks, furnishing, environment setup, risk mitigation
and follow-up
* Received several appreciations from Customers/Deloitte partners for fulfilling effortless deliveries

Associate Consultant

HCL Technologies Ltd
* Directed and guided major network installation and upgraded project
* Evaluated, troubleshoot and enhanced network performance to drive productivity
* Exhibiting success in handling firewalls, IDS/IPS, SEIM, access control and load-balancing
* Spearheaded sessions with departmental managers to review project status, propose changes and draft action plans
* Designed seamless CISCO any connect solution for better availability in various DCs using GTM/LTM
* Technical lead of incorporating whole end-to-end remote location environment
* Being part of Customer's acquisition interconnect project deployment

Assistant Manager

TATA Communications
* Developed loyal and contented customer base via proactive management of team customer service strategies
* Handled and sustained 250+ customers across multiple countries
* Acted as technical account manager for some of critical customers
* Managed multivendor products (Fortinet, CISCO, Checkpoint, Zscaler, etc.) and technologies (Firewall, IPS, Proxy, VPN, etc.)
* Accountable for follow-up/closure of long pending and customer-escalated cases
* Guided and trained L2 resources whenever required
* Monitored closure of critical alerts of customer firewalls and provided solutions for alerts
* Tracked every problem and major change request for all customers
* Adhered to customer SLA and avoided breaching tickets on SR/Incidents

Senior Specialist

HCL Technologies Ltd

Senior System Executive

WABCO India Ltd

Certificates

CISSP

ISC2

2022

AWS administrator

AWS

2021

Azure security

Microsoft

2020

Cisco

Cisco

2017


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