Karthik Venkatesh Ratnam – Cloud Security Specialist and Excellence in Vulnerability Management

Additional Info

Job title of nominated professional (or team name)Public Cloud Engineer
Company (where nominated professional or team is working)Workday
Websitehttps://www.workday.com/
Company size (employees)10,000 or more
CountryUnited States
Headquarters RegionNorth America

Overview

I am an experienced cybersecurity and cloud computing professional with over eight years dedicated to securing and optimizing IT infrastructures. Currently, as a Public Cloud Engineer at Workday, I design and deploy secure multi-cloud environments using Terraform, AWS services, and CI/CD pipelines. My efforts have successfully reduced vulnerabilities, ensured FedRAMP compliance, and enhanced system reliability for global operations.

Previously, during my time at Amazon AWS, I worked closely with nonprofits to facilitate seamless cloud migrations. I implemented multi-account strategies, automated infrastructure using AWS Control Tower, and ensured compliance with regulatory frameworks, enabling these organizations to achieve high availability and fault tolerance.

I am passionate about innovation and proactive problem-solving in cybersecurity. My work in conducting threat assessments and utilizing tools like Splunk and Qualys has allowed me to identify and mitigate critical vulnerabilities, strengthening defenses against evolving cyber threats.

I hold multiple certifications, including AWS Certified Solutions Architect, Certified Information Systems Auditor (CISA), and HashiCorp Certified Terraform Associate. I continually strive to expand my expertise and stay at the forefront of the cybersecurity field.

My goal is to safeguard digital ecosystems, drive innovation, and mentor others to build a more secure and resilient digital future.

Accomplishments

Proven Expertise in Vulnerability Management
With over eight years of experience in cybersecurity, I have consistently excelled in identifying, assessing, and remediating critical vulnerabilities in complex cloud and multi-cloud environments. By leveraging tools like Splunk, Qualys, and Nessus, I have proactively managed risks and strengthened organizational defenses against evolving threats, ensuring compliance with standards such as FedRAMP and ISO 27001.


Driving Effective Risk Mitigation
I have successfully implemented vulnerability management strategies that reduce exposure and enhance security. From conducting detailed threat assessments to automating remediation processes, I have enabled organizations to prioritize vulnerabilities, improve response times, and maintain a strong security posture in highly dynamic environments.


Commitment to Continuous Improvement and Innovation
My passion for innovation in vulnerability management drives me to stay ahead of emerging threats and adapt to industry trends. I combine technical expertise with certifications such as AWS Certified Security – Specialty and Certified Information Systems Auditor (CISA) to create scalable, secure solutions while mentoring others to elevate best practices in vulnerability management.


Passion for Innovation and Mentorship
I am passionate about staying ahead of evolving cyber threats and continuously improving my skills. By proactively addressing vulnerabilities using tools like Splunk and Qualys, I’ve strengthened defenses for various organizations. My certifications and commitment to mentoring others reflect my dedication to advancing cybersecurity and inspiring the next generation of professionals.


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