Mark Liberko: Email & Phone Number

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Data Engineer Intern at Principal Financial Group|Mount Vernon, Iowa, United States

Position:

Data Engineer Intern at Principal Financial Group

Location:

Mount Vernon, Iowa, United States

View Mark Liberko's Email

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Last updated: 2026-05-27

Updated: 2026-05-27

Found email addresses for Mark Liberko:

Business emails:

l**@principal.com

Personal emails:

m***@cornellcollege.edu,

l***@yahoo.com,

l***@hotmail.com,

l***@gmail.com

Found phones for Mark Liberko:

+1-323-***-**20,

+1-323-***-**16,

+1-520-***-**77

A different Mark Liberko?

Work Experience 5 years

Data Engineer Intern at Principal Financial Group

May 2025 - Current

Content Tutor at Cornell College

Apr 2023 - May 2025

Cornell Summer Research Institue at Cornell College

Jun 2024 - Jul 2024

Resident Assistant at Cornell College

Aug 2023 - May 2024

Team Associate at Casey’s General Stores

Aug 2021 - May 2025

Material Handler at Bremac Material Handling

Jun 2022 - Aug 2022

Mark Liberko started working in 2021, then the employee has changed 3 companies and 5 jobs. On average, Mark Liberko works for one company for 1 year 4 months.

Their professional focus is Agile Methodologies, Amazon Web Services (AWS), and Analytical Models across 3 core areas.

Education

Bachelor's of Arts at Cornell College

High School Diploma at Mount Vernon High School

Frequently Asked Questions

What is Mark Liberko's email address?

SignalHire found verified email addresses for Mark Liberko, both business and personal. Their business email is l**@principal.com, and personal emails include m***@cornellcollege.edu, l***@yahoo.com, and l***@hotmail.com.

What is Mark Liberko's phone number?

SignalHire found multiple verified phone numbers for Mark Liberko: +1-323-***-**20, +1-323-***-**16, and +1-520-***-**77.

How do I contact Mark Liberko at Principal Financial Group?

You can reach Mark Liberko 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 Mark Liberko's professional background?

Mark Liberko has 5 years of professional experience. They have held roles including Content Tutor, Cornell Summer Research Institue, and Resident Assistant at companies such as Cornell College, Cornell College, and Cornell College. Their education includes Bachelor's of Arts from Cornell College, and High School Diploma from Mount Vernon High School.

Is Mark Liberko's contact information up to date?

Yes. Mark Liberko's SignalHire profile was last updated on 27 May 2026, reflecting their current position as Data Engineer Intern at Principal Financial Group in Des Moines, Iowa, United States.

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