K

Karthikeyan Ragunathan's
email & phone

Current Position:

Incident Response Manager at Amazon Web Services (AWS)

Experience:

21 years

Location:

Seattle, Washington, United States

How to contact Karthikeyan Ragunathan

emailr**********k@aws.amazon.com
phone+1-***-***-5674
LinkedIn
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Pinterest
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Instagram
Skype

Work Experience

Incident Response Manager at Amazon Web Services (AWS)

Sep 2025 - Current

Principal Security Researcher Lead- Global Hunting, Oversight and Strategic Triage at Microsoft

Oct 2024 - Sep 2025

Principal Threat Hunt Manager at Microsoft

Sep 2023 - Oct 2024

Senior Threat Hunt Manager at Microsoft

Oct 2021 - Sep 2023

Threat Hunting - Cyber Defense Operations at Microsoft

Aug 2018 - Sep 2021

Senior Incident Response at FireEye, Inc.

Sep 2017 - Aug 2018

Microsoft Consultant at Microsoft

Oct 2016 - Sep 2017

Premier Field Engineer at Microsoft

Sep 2012 - Sep 2016

Senior Active Directory Engineer at UnitedHealth Group

Sep 2010 - Sep 2012

Lead Systems Engineer at FNTS

May 2005 - Aug 2010

Systems Administrator (Internship) at BHMI

May 2004 - May 2005

Karthikeyan Ragunathan started working in 2004, then the employee has changed 5 companies and 10 jobs. On average, Karthikeyan Ragunathan works for one company for 1 year 11 months.

Education

Master's degree at University of California, Berkeley

Graduate Certificate at SANS Technology Institute

Graduate Certificate at University of Maryland - A. James Clark School of Engineering

MS at University of Nebraska at Omaha

Bachelor of Engineering at Annamalai University

Current Company Information Amazon Web Services (AWS)

Name: Amazon Web Services (AWS)

Location: Seattle, WA, United States

Employees: 10000+

Description: Amazon Web Services provides information technology infrastructure services to businesses in the form of web services. Its products and solutions include cloud computing, compute, ...

Frequently Asked Questions

What is Karthikeyan Ragunathan's minimum period of employment in the companies?

Karthikeyan Ragunathan's minimum period of employment in various companies is 11 months.

What is Karthikeyan Ragunathan's average duration of employment for different companies?

On average, Karthikeyan Ragunathan works for one company for 2 years 1 month

What industries has Karthikeyan Ragunathan worked in?

Karthikeyan Ragunathan works in the Information Technology and Services. Previously, Karthikeyan Ragunathan worked in the Computer Software, and Computer & Network Security, and Hospital & Health Care.

What positions has Karthikeyan Ragunathan held before?

Previously, Karthikeyan Ragunathan worked as a Principal Security Researcher Lead- Global Hunting, Oversight and Strategic Triage, and Principal Threat Hunt Manager, and Senior Threat Hunt Manager, and Threat Hunting - Cyber Defense Operations, and Senior Incident Response.

How do I contact Karthikeyan Ragunathan?

Karthikeyan Ragunathan's email address is r**********k@aws.amazon.com, phone number is +1-***-***-5674. Sign up to get contact details.

Who are Karthikeyan Ragunathan's peers at other companies?

Karthikeyan Ragunathan's peers at other companies are Randall Bushey and Matthew Robison and Ricky Cielma
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Karthikeyan Ragunathan Namesakes

Name
Company
Position
k
HALCON
Production Technician
K
HALCON
Senior Production Technician
K
Associate Software Engineer

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