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John Zaiss Email & Phone Number

Principal Engineer Cloud Native Architecture at Mastercard at Mastercard
Location: Valley Park, Missouri, United States 8 work roles 4 schools
2 work emails found @mastercard.com 3 phones found area 636 and 305 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 2 work emails · 3 phones

Work email j****@mastercard.com
Direct phone (636) ***-****
LinkedIn Profile matched
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Current company
Role
Principal Engineer Cloud Native Architecture at Mastercard
Location
Valley Park, Missouri, United States

Who is John Zaiss? Overview

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Quick answer

John Zaiss is listed as Principal Engineer Cloud Native Architecture at Mastercard at Mastercard, based in Valley Park, Missouri, United States. AeroLeads shows a work email signal at mastercard.com, phone signal with area code 636, 305, and a matched LinkedIn profile for John Zaiss.

John Zaiss previously worked as Principal Engineer Cloud Native Architecture at Mastercard and Consultant, Systems Support at Mastercard. John Zaiss holds Master'S Degree, Software Development from Maryville University Of Saint Louis.

Company email context

Email format at Mastercard

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{first}.{last}@mastercard.com
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AeroLeads found 2 current-domain work email signals for John Zaiss. Compare company email patterns before reaching out.

Profile bio

About John Zaiss

Principal Engineer with extensive experience in Kubernetes, Automation, Cloud Identity Architecture, Server Architecture, VMware ESX, Mobile Device Management, and IT Strategy. Strong information technology professional with a Bachelor of Science degree in Cybersecurity from Maryville University of Saint Louis.

Listed skills include Enterprise Software, Virtualization, Active Directory, Disaster Recovery, and 33 others.

Current workplace

John Zaiss's current company

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Mastercard
Mastercard
Principal Engineer Cloud Native Architecture at Mastercard
Einsteinring 35 85609 Aschheim, München
Website
AeroLeads page
8 roles · 15 years

John Zaiss work experience

A career timeline built from the work history available for this profile.

Principal Engineer Cloud Native Architecture

Current

Purchase, NY, US

Cloud Infrastructure and AutomationResponsible for design, development, and implementation of Mastercard’s on-premises container orchestration strategy using Kubernetes.

Mar 2008 - Present

Consultant, Systems Support

Purchase, NY, US

Responsible for day-to-day operations for the Windows Server Platform which included on-call 24x7 support. Additionally responsible for all audit related activities and highly visible projects. Focused on standardizing and expanding virtualization.

Feb 2006 - Mar 2008

Senior Engineer

Purchase, NY, US

Responsible for day-to-day operations for the Windows Server Platform which included on-call 24x7 support. Additionally responsible for large projects and establish standards, processes and procedures. Including a global virtualization implementation effort in Sydney, Australia.

Feb 2005 - Feb 2006

Engineer, Lan/Wan Support

Purchase, NY, US

Converted from contractor to employee in September of 2003 following a successful implementation of Microsoft’s Active Directory at MasterCard. Responsible for day-to-day operations for the Windows Server Platform which included on-call 24x7 support. Responsible for implementing virtualization as part of the server consolidation project. Additionally.

Sep 2003 - Feb 2005

Senior Systems Consultant

Hanover, MD, US

Responsible for delivering new standards based technical infrastructure to enterprise class firms by designing and leading projects focused on a centralized resource model leveraging the Microsoft architecture first an Engineer then as a Consultant for Siemens. Conducted and participated in technology workshops to match technical needs to business.

Nov 2002 - Sep 2003

Senior Systems Consultant & Project Manager

Siemens It Solutions And Services Pvt. Ltd.

Responsible for delivering new standards based technical infrastructure to enterprise class firms by designing and leading projects focused on a centralized resource model leveraging the Microsoft architecture first an Engineer then as a Consultant for Siemens. Conducted and participated in technology workshops to match technical needs to business.

Jun 2000 - Nov 2002

Senior Systems Engineer

Siemens It Solutions And Services Pvt. Ltd.
Jul 1998 - Jun 2000
Team & coworkers

Colleagues at Mastercard

Other employees you can reach at mastercard.us. View company contacts →

4 education records

John Zaiss education

Master'S Degree, Software Development

Maryville University Of Saint Louis

Bachelor'S Degree, Cybersecurity

Maryville University Of Saint Louis

Computer Programming, Specific Applications

University Of Missouri-Columbia

Business Administration And Management, General

St. Louis Community College
FAQ

Frequently asked questions about John Zaiss

Quick answers generated from the profile data available on this page.

What company does John Zaiss work for?

John Zaiss works for Mastercard.

What is John Zaiss's role at Mastercard?

John Zaiss is listed as Principal Engineer Cloud Native Architecture at Mastercard at Mastercard.

What is John Zaiss's email address?

AeroLeads has found 2 work email signals at @mastercard.com for John Zaiss at Mastercard.

What is John Zaiss's phone number?

AeroLeads has found 3 phone signal(s) with area code 636, 305 for John Zaiss at Mastercard.

Where is John Zaiss based?

John Zaiss is based in Valley Park, Missouri, United States while working with Mastercard.

What companies has John Zaiss worked for?

John Zaiss has worked for Mastercard, New Day Gluten Free Grocery & Cafe, Teksystems, and Siemens It Solutions And Services Pvt. Ltd..

Who are John Zaiss's colleagues at Mastercard?

John Zaiss's colleagues at Mastercard include Kanchan Gyani, Candace Davies, Kelly Symons, Lucas James, and Bobin James.

How can I contact John Zaiss?

You can use AeroLeads to view verified contact signals for John Zaiss at Mastercard, including work email, phone, and LinkedIn data when available.

What schools did John Zaiss attend?

John Zaiss holds Master'S Degree, Software Development from Maryville University Of Saint Louis.

What skills is John Zaiss known for?

John Zaiss is listed with skills including Enterprise Software, Virtualization, Active Directory, Disaster Recovery, Microsoft Technologies, It Strategy, Project Management, and Enterprise Architecture.

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