Summary
Overview
Work History
Education
Skills
Certification
Timeline
Generic
Vishal Sahay

Vishal Sahay

Summary

Cyber security & Business leader with overall 22+ years of experience in both enterprise and service provider organizations. Strong expertise in optimizing cyber security for large and mid-size organizations and driving strategic programs in setting up cyber security capabilities. Experience in establishing medium to large scale cyber security business capabilities in a global environment. Ability to build diverse teams and communicate with people across all levels — from analyst to board members. Adept in security operations and evolving security technologies across various domains like network, infrastructure, application, data, identity and access management, monitoring, threat hunting, cloud, IoT, GRC, etc. Participated as panelist/speaker in multiple webinars and global events on cyber security.

Overview

26
26
years of professional experience
1
1
Certification

Work History

Head – Telecom Security Services and Solutions

ERICSSON INDIA PRIVATE LIMITED
04.2024 - Current
  • Lead Ericsson's global telecom security consulting business with full P&L responsibility. Manage all aspects of the business including creating new services, entering new markets, working and collaborating with different teams, building capabilities, improving revenue, and running marketing campaigns to to position Ericsson as the leading provider of telecom cybersecurity consulting services.
  • Built a complete cybersecurity consulting service designed for 5G network security needs. Added automation tools and security frameworks to provide better value to customers. Created both integrated and standalone service options.
  • Entered two new high-growth markets in 2024—MMEA and MOAI regions—successfully launching Ericsson's cybersecurity consulting services in these areas for the first time.
  • Partnered with Customer Support and ESM teams to develop tailored security solutions that meet the specific requirements emerging in the MACS (Americas) market, ensuring comprehensive coverage of regional customer needs.
  • Delivered strong business results by breaking into new markets and winning major multi-million SEK contracts in the first year. This showed excellent execution in launching services and delivering value to customers in the competitive telecom security market.

Global Head – Managed Security Services

NOKIA SOLUTIONS AND NETWORKS
12.2015 - 04.2024
  • Established and led Nokia's global Managed Security Services business with full profit and loss accountability. Built the entire operation from the ground up with clear market positioning, growing it into a multi-million Euro business within 3 years of its 2018 launch.

Key Accomplishments:

  • Developed Nokia's cybersecurity business end-to-end, covering every stage from initial concept and market analysis to planning, budgeting, business case creation, customer value design, market entry strategy, sales team development, marketing campaigns, service delivery setup, capability building, product development, market launch, and ongoing growth management with P&L oversight.
  • Created innovative security assessment frameworks including SRI (Security Risk Index) and MSS (Managed Security Services) for telecom network infrastructure (2G/3G/4G/5G/pLTE/Cloud) and communication-intensive industries like Energy, Transport, Utilities, and Public Safety—the first global solution of its kind.
  • Established two worldwide security operations centers in Chennai, India and Timisoara, Romania to deliver remote security services to customers globally.
  • Founded Nokia's Cyber Security Center of Excellence in France as the research and development hub for creating advanced technology solutions for cyber-attack prevention, detection, automated response, and threat prediction.
  • Represented Nokia at Mobile World Congress (MWC) in Barcelona (February 2018) for the official launch of SRI and MSS solutions.
  • Built high-performing global teams across sales, technical sales support, marketing, subject matter experts, service delivery, and operations functions.
  • Developed comprehensive growth strategy and roadmap for the MSS business expansion.
  • Secured major breakthrough contracts worth millions of Euros, including deals with some of the world's largest telecom operators.
  • Positioned MSS as a key growth driver for Nokia's overall business portfolio.
  • Summary of what I built for Nokia: https://www.nokia.com/mobile-networks/services/managed-services/security/

General Manager & Head – Security Solutions & Architecture

ISON TECHNOLOGIES
07.2013 - 12.2015
  • Led the Security Solution and Architecture vertical, with P&L responsibility, and supported the operations of Information Security consulting arm of ISON group.
  • Designed and built the security products and services portfolio for enterprise verticals – financial, aviation, manufacturing, retail, etc. to empower organizations to transform their security and simplify the safe adoption of advanced technologies. Lead information security pre-sales activities and support and trained the sales teams across various regions like Africa, Middle East and India.

Deputy General Manager & Head – Excellence & Quality Management (IT & Security Operations)

UNITECH WIRELESS LTD. (TELENOR GROUP – NORWAY)
12.2009 - 07.2013

Senior Manager – Information Security

BHARTI AIRTEL LIMITED, INDIA
11.2003 - 11.2009

Assistant Manager (Technical) – Trainer

PENTASOFT, PATNA
02.2002 - 07.2003

Lecturer – Inorganic Chemistry

NALANDA TECHNICAL INSTITUTE, PATNA
06.1999 - 01.2002

Education

Master of Information Technology -

01.2003

Post Graduate Diploma - Telecom Technology

01.2002

Master of Science - Chemistry

01.1999

Graduate in Science - Chemistry

01.1997

Skills

  • Cyber Security business strategy, planning & execution
  • Cybersecurity consulting
  • Managed security services
  • Business case & P&L management
  • Product life-cycle management
  • Security technologies & automation
  • Business & security alignment
  • Security sales/pre-sales/marketing
  • Telecom security
  • Training/ Mentoring

Certification

  • CEHv6 - Certified Ethical Hacker (2009)
  • ISO 27001 - Lead Implementer (BSI)
  • PMP trained through AstroWix
  • 5G Foundation – Bell Labs, Nokia
  • Telecom Technologies - Nokia

Timeline

Head – Telecom Security Services and Solutions

ERICSSON INDIA PRIVATE LIMITED
04.2024 - Current

Global Head – Managed Security Services

NOKIA SOLUTIONS AND NETWORKS
12.2015 - 04.2024

General Manager & Head – Security Solutions & Architecture

ISON TECHNOLOGIES
07.2013 - 12.2015

Deputy General Manager & Head – Excellence & Quality Management (IT & Security Operations)

UNITECH WIRELESS LTD. (TELENOR GROUP – NORWAY)
12.2009 - 07.2013

Senior Manager – Information Security

BHARTI AIRTEL LIMITED, INDIA
11.2003 - 11.2009

Assistant Manager (Technical) – Trainer

PENTASOFT, PATNA
02.2002 - 07.2003

Lecturer – Inorganic Chemistry

NALANDA TECHNICAL INSTITUTE, PATNA
06.1999 - 01.2002

Post Graduate Diploma - Telecom Technology

Master of Science - Chemistry

Graduate in Science - Chemistry

Master of Information Technology -

Vishal Sahay