Aaron Sims Email & Phone Number
Lead BizOps Engineer - Dispute @ Mastercard
5 free lookup(s).
No credit card required.
Aaron Sims Location
- Venice, FL, US
Aaron Sims Work
- 2025 - now Lead BizOps Engineer - Dispute @
- 2023 - 2025 Lead BizOps Engineer - Account Management Services @
- 2022 - 2023 Lead BizOps Engineer - Digital Identity @
- 2020 - 2022 Senior BizOps Engineer - Big Data @
- 2019 - 2020 Senior Site Reliability Engineer @
- 2018 - 2019 Release Engineer (Application Software Engineer) @
- 2017 - 2018 System Engineer - Middleware @
- 2016 - 2017 System Administrator - Middleware @
- 2015 - 2016 Software Implementation Lead (Desktop) @
- 2014 - 2015 Hardware Implementation Specialist (Desktop) @
- 2013 - 2014 Support Analyst- Account Administrator @
- 2012 - 2013 Financial Support Analyst (IT) - Contractor @
- 2011 - 2012 Field Service Technician - Independent Contractor @
- 2004 - 2008 Motor Transport Operator @
Aaron Sims Education
- Saint Louis University
Bachelor (Computer Science)
2008 - 2013 - Northeast Kansas Technical College
Certificate (Computer Installation and Repair Technology/Technician)
2000 - 2001
Aaron Sims Summary
- Aaron Sims, based in Venice, FL, US, is currently a Lead BizOps Engineer - Dispute at Mastercard. Aaron Sims brings experience from previous roles at Mastercard and Centene Corporation. Aaron Sims holds a 2008 - 2013 Bachelor in Computer Science @ Saint Louis University. Aaron Sims has 2 emails on RocketReach.
5 free lookup(s).
No credit card required.
If you need more lookups,
subscriptions start at $34 USD/month.
Looking for a different Aaron Sims?
Find contact details for 700 million professionals.
Others Named Aaron Sims
Aaron Sims
Senior Merchandising Analyst
Austin, TX, US
Aaron Sims
Financial Advisor
Chicago, IL, US
Aaron Sims
Lead BizOps Engineer - Dispute
Venice, FL, US
Top Mastercard Employees
Gopi Joshi
Chief Technology Officer, Payment Networks
United States
James Couch
CFO Commercial
Harrison, NY, US
Justin Katen
Chief Technology Officer, Digital Solutions
Foristell, MO, US
Alfred Kibe
Chief Financial Officer, Americas
New York, NY, US
Manu Thapar
CTO
California, United States
How It Works
Get a Free Account
Sign up for a free account. No credit card required. Up to 5 free lookups. 
Search the #1 Contact Database
Get contact details of over 700M profiles across 60M companies - all with industry-leading accuracy. Sales and Recruiter users, try out our Email Finder Extension. 
Use our AI-Powered Email Finder
Find business and personal emails and mobile phone numbers with exclusive coverage across niche job titles, industries, and more for unparalleled targeting. Also available via our Contact Data API. 
G2 Crowd Trusted
300K+ Plugin Users
© 2026 RocketReach.co