Daniel Choi: Email & Phone Number

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Cybersecurity Engineer at Workday|Greater Houston, United States

Position:

Cybersecurity Engineer at Workday

Location:

Greater Houston, United States

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Last updated: 2026-06-30

Updated: 2026-06-30

Found email addresses for Daniel Choi:

Business emails:

c********l@workday.com

Personal emails:

d*************4@gmail.com

Found phones for Daniel Choi:

+1-909-***-**51,

+1-520-***-**95,

+1-909-***-**54,

+1-623-***-**81

A different Daniel Choi?

Work Experience 5 years

Cybersecurity Engineer at Workday

May 2026 - Current

Division I Student Athlete @ GWU Men’s Swimming at NCAA

Aug 2023 - Current

Cybersecurity Solutions - Government, Education, & Healthcare at Trellix

Jun 2025 - Aug 2025

ML Systems Trainer at Outlier

May 2024 - Dec 2024

ER Physician Shadow at OakBend Medical Center

May 2024 - Aug 2024

Swim Instructor at Villa Sport

Sep 2021 - May 2022

Daniel Choi started working in 2021, then the employee has changed 5 companies and 5 jobs. On average, Daniel Choi works for one company for 10 months.

Daniel is proficient in English and Korean. Their professional focus is Artificial Intelligence (AI), Conversational AI, and Cybersecurity across 3 core areas.

Daniel holds SQL for Data Analysis and Python (basic) certifications and has been awarded Dean's List, Presidential Scholarship, and Athletic Scholarship

Education

The George Washington University

High School Diploma at Cypress Woods High School

Frequently Asked Questions

What is Daniel Choi's email address?

SignalHire found verified email addresses for Daniel Choi, both business and personal. Their business email is c********l@workday.com, and personal emails include d*************4@gmail.com.

What is Daniel Choi's phone number?

SignalHire found multiple verified phone numbers for Daniel Choi: +1-909-***-**51, +1-520-***-**95, and +1-909-***-**54.

How do I contact Daniel Choi at Workday?

You can reach Daniel Choi through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is Daniel Choi's professional background?

Daniel Choi has 5 years of professional experience. They have held roles including Division I Student Athlete @ GWU Men’s Swimming, Cybersecurity Solutions - Government, Education, & Healthcare, and ML Systems Trainer at companies such as NCAA, Trellix, and Outlier. Their education includes The George Washington University, and High School Diploma from Cypress Woods High School.

Is Daniel Choi's contact information up to date?

Yes. Daniel Choi's SignalHire profile was last updated on 30 June 2026, reflecting their current position as Cybersecurity Engineer at Workday in Pleasanton, California, United States.

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