Tarun Srivastava
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Tarun Srivastava Email & Phone Number

Pre-sales Head for AMEA | Technical Account Manager @Nexus Group | Subject Matter Expert in PKI | Cyber Security Solution Architect | Ex-Deloitte | Ex-Wipro | Ex-Steria | Ex-3i-Infotech at Nexus Group – Global
Location: Greater Delhi Area, India, India 12 work roles 3 schools
1 work email found @nexusgroup.com LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

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Work email t****@nexusgroup.com
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Current company
Role
Pre-sales Head for AMEA | Technical Account Manager @Nexus Group | Subject Matter Expert in PKI | Cyber Security Solution Architect | Ex-Deloitte | Ex-Wipro | Ex-Steria | Ex-3i-Infotech
Location
Greater Delhi Area, India, India
Company size

Who is Tarun Srivastava? Overview

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Quick answer

Tarun Srivastava is listed as Pre-sales Head for AMEA | Technical Account Manager @Nexus Group | Subject Matter Expert in PKI | Cyber Security Solution Architect | Ex-Deloitte | Ex-Wipro | Ex-Steria | Ex-3i-Infotech at Nexus Group – Global, a company with 205 employees, based in Greater Delhi Area, India, India. AeroLeads shows a work email signal at nexusgroup.com and a matched LinkedIn profile for Tarun Srivastava.

Tarun Srivastava previously worked as Technical Account Manager - India and South East Asia at Nexus Group – Global and Senior Practice Manager - Data Security at Wipro. Tarun Srivastava holds M. Tech, Information Security from Netaji Subhas University Of Technology, East Campus.

Company email context

Email format at Nexus Group – Global

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{first}.{last}@nexusgroup.com
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AeroLeads found 1 current-domain work email signal for Tarun Srivastava. Compare company email patterns before reaching out.

Profile bio

About Tarun Srivastava

I am a seasoned Cyber Security Professional with a Master of Technology degree in Information Security from Netaji Subhash University of Technology (NSUT) in Delhi. With over 20 years of experience spanning across the globe, including USA, Canada, Europe, Middle-East, Africa, India, South East Asia, and Japan, I have a proven track record of delivering large-scale Cyber Security Projects and innovative Security Solutions for businesses of all sizes.My pivotal role in India's Public Key Infrastructure journey since 2005, while working for the Root CA of India, has equipped me with unparalleled insights into country-level PKI. I have been involved in its evolution, from issuing simple Digital Signature Certificates (DSCs) to its seamless integration with UIDAI for Aadhar-based Electronic Signatures (eSign) service, making significant contributions to India's unique digital landscape. This experience also equipped me to help the neighboring countries, i.e., Bangladesh and Nepal set up country-level PKIs and some central banks across the globe to utilize PKI for payment system authentication.My unique experience is a combination of working with a broad spectrum of organizations including Big4 consulting firms, product-based companies, large SIs, and services which companies give me an understanding of the complete lifecycle of cyber projects Consulting → Pre-sales → Requirements Gathering → Solution Designing → Deployment → Testing → Production → OperationsSpecialties As Human beings are outnumbered by internet devices and the internet is getting more and more pervasive in our lives, the security of these devices is getting more and more important. The evolution of PKI provides a great way to secure devices and communications for various industries and my experience includes the following industries so far.Public Key Infrastructure• Public CA – Country Level CAs | Sub CAs Under country Level CAs (India | Bangladesh | Nepal) | National ID Based PKI | Central Bank PKI (Oman | Bangladesh) | Commercial CAs (ETSI/Web Trust Accredited CAs) | • Private/Enterprise CA – Workforce PKI | Workplace PKI | • Internet of Things (IoT) PKI - Manufacturing (Factory CAs) | Telecom/LTE PKI (Backhaul Protection) | Healthcare | Energy (Smart Meters) | CPE | Connected Vehicles - V2X | V2GIT Consultancy | Cyber Security | Enterprise Architecture | PKI Data Centre Design | Industry Domains Served – Government | Banking | NBFC | Telecom | Retail | Automobile | Pharma

Listed skills include Pre Sales, Integration, Pki, Solution Architecture, and 25 others.

Current workplace

Tarun Srivastava's current company

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Nexus Group – Global
Nexus Group – Global
Pre-sales Head for AMEA | Technical Account Manager @Nexus Group | Subject Matter Expert in PKI | Cyber Security Solution Architect | Ex-Deloitte | Ex-Wipro | Ex-Steria | Ex-3i-Infotech
stockholm, stockholms lan, sweden
Website
Employees
205
AeroLeads page
12 roles

Tarun Srivastava work experience

A career timeline built from the work history available for this profile.

Technical Account Manager - India And South East Asia

Current

Delhi, India

Working as a Technical Account Manager designing PKI Solutions for Workforce, workplaces and devices...

Mar 2023 - Present

Senior Practice Manager - Data Security

Greater Delhi Area

Subject Matter Expert in Public Key Infrastructure, Digital Signatures and Information Security at Wipro Technology, handling global presales.

Oct 2021 - Feb 2023

Technical Account Manager At Technology Nexus

New Delhi Area, India

Subject Matter Expert in Public Key Infrastructure, Digital Signatures and Information Security at Technology neXus Secure Business Solutions AB

Nov 2018 - Oct 2021

Subject Matter Expert

Subject Matter Expert in Public Key Infrastructure, Digital Signatures and Information Security

Jul 2015 - Sep 2018

Lead Consultant

Bangalore

Domain Speciliest - Public Key Infrastructure

Dec 2013 - Jul 2015

Senior It Security Consultant

Freelance

NCR

Working as freelance Sr. Consultant, providing services for Solution Design for large scale IT projects. Presently working as an external consultant for a Hyderabad based IT Company, providing IT consultancy services for Architecture design for a project worth rupees 300 Crore.

Jan 2013 - Dec 2013

Associate Vice President

Noida Area, India

Worked as Associate Vice President at Steria India Limited, responsible for Pre-Sales and Sales support for Government Business. Handled Information Security, Public Key Infrastructure and other Cryptography based Initiatives for the company.

Apr 2012 - Jan 2013

Project Manager

3i Infotech is a global I.T. company which provides technology solutions to over 500 customers in more than 50 countries across 5 continents, spanning a range of verticals - Banking, Insurance, Manufacturing, Contracting, Retail & Distribution and Govt. 3i offers a comprehensive range of software and IT solutions, including packaged applications for the.

Jul 2005 - Dec 2012

Software Engineer

Consultancy in PKI, Digital Signatures and Information Security

Jul 2005 - Apr 2006

Senior Support Engineer

Conical Heights

Facility Management services for various clients.

Apr 2005 - Jul 2005

Senior Engineer Support

Dhruva India Services

IT maintenance and support services

Oct 2004 - Mar 2005

System Administrator

Centre For Development Of Advanced Computing, Noida

Managing a network of 700 nodes, including Servers, LAN, and other IT Infrastructure

May 2004 - Sep 2004
Team & coworkers

Colleagues at Nexus Group – Global

Other employees you can reach at nexusgroup.com. View company contacts for 205 employees →

3 education records

Tarun Srivastava education

B. Tech, Electronics And Communication Engineering

Priyadarshini College Of Computer Science

Bachelor's in Electronics and Communications

10+2, Science

Govt Model Sr Sec School, Vivek Vihar, Delhi, India

Science

FAQ

Frequently asked questions about Tarun Srivastava

Quick answers generated from the profile data available on this page.

What company does Tarun Srivastava work for?

Tarun Srivastava works for Nexus Group – Global.

What is Tarun Srivastava's role at Nexus Group – Global?

Tarun Srivastava is listed as Pre-sales Head for AMEA | Technical Account Manager @Nexus Group | Subject Matter Expert in PKI | Cyber Security Solution Architect | Ex-Deloitte | Ex-Wipro | Ex-Steria | Ex-3i-Infotech at Nexus Group – Global.

What is Tarun Srivastava's email address?

AeroLeads has found 1 work email signal at @nexusgroup.com for Tarun Srivastava at Nexus Group – Global.

Where is Tarun Srivastava based?

Tarun Srivastava is based in Greater Delhi Area, India, India while working with Nexus Group – Global.

What companies has Tarun Srivastava worked for?

Tarun Srivastava has worked for Nexus Group – Global, Wipro, Nexus Group – English, Deloitte, and Freelance.

Who are Tarun Srivastava's colleagues at Nexus Group – Global?

Tarun Srivastava's colleagues at Nexus Group – Global include Love Beling, Daniel Berg, Nicholas Moore, Linda Maxe, and Kate Johnson.

How can I contact Tarun Srivastava?

You can use AeroLeads to view verified contact signals for Tarun Srivastava at Nexus Group – Global, including work email, phone, and LinkedIn data when available.

What schools did Tarun Srivastava attend?

Tarun Srivastava holds M. Tech, Information Security from Netaji Subhas University Of Technology, East Campus.

What skills is Tarun Srivastava known for?

Tarun Srivastava is listed with skills including Pre Sales, Integration, Pki, Solution Architecture, Team Management, Smart Cards, Security, and Cryptography.

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