Premium Client Support Tech
CurrentTier 1 support for premium Citi users and executives. Provides remote assistance to users having software, hardware or access related issues.
Jun 2024 - Present
AeroLeads people directory · profile
Marcus La Rosa Email & Phone Number
IT professional with 5 years experience. Working for a Managed Service Provider has granted me experience in nearly every aspect of IT.
at
Citi
LinkedIn matched
✓ Verified May 2026
3 data sources
Profile completeness 86%
Current company
Role
IT professional with 5 years experience. Working for a Managed Service Provider has granted me experience in nearly every aspect of IT.
Location
San Antonio, Texas, United States
Company size
Who is Marcus La Rosa? Overview
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Quick answer
Marcus La Rosa is listed as IT professional with 5 years experience. Working for a Managed Service Provider has granted me experience in nearly every aspect of IT. at Citi, a company with 201877 employees, based in San Antonio, Texas, United States. AeroLeads shows a matched LinkedIn profile for Marcus La Rosa.
Marcus La Rosa previously worked as Premium Client Support Tech at Citi and Tier 2 Technical Support at Topbox Solutions. Marcus La Rosa holds Bachelor'S Degree, Information Technology from Hallmark University.
Company email context
Email format at Citi
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Citi
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Profile bio
About Marcus La Rosa
IT professional of 5 years experienced in managing Windows and Mac devices. Experienced in networking, hardware and software deployment as well as cloud-based device management and identity management. Working at an Managed Service Provider has granted me experience in nearly every aspect of IT.
Current workplace
Marcus La Rosa's current company
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Citi
5 roles
Marcus La Rosa work experience
A career timeline built from the work history available for this profile.
Tier 2 Technical Support
Supported over 100 clients in the San Antonio Metropolitan area. Support included Windows and Mac device deployment and troubleshooting, networking and server infrastructure, Microsoft 365 administration and remote device management, printer support, desk phone support and deployment.
Jul 2022 - Jan 2024
Tier 2 Desktop Support Technician
Tier 2 local desk side support for the San Antonio regional branch for Marathon Petroleum. Technical support for all end users and VIPs in the building as well as remote sites, refineries and offices. Software and hardware troubleshooting as well as asset management.
Feb 2022 - Jun 2022
Tier 1 Desktop Support
Defense Health Agency Technical Help desk working with medical professional end users and system administrators to troubleshoot their technical problems over the phone or through email and chat. This includes troubleshooting medical applications, printers, internet connection issues, website access issues, troubleshooting PKI certificate and CAC issues.
Feb 2020 - Feb 2022
Tier 1 Desktop Support
Defense Health Agency Technical Help desk working with medical professional end users and system administrators to troubleshoot their technical problems over the phone or through email and chat. This includes troubleshooting medical applications, printers, internet connection issues, website access issues, troubleshooting PKI certificate and CAC issues.
May 2019 - Feb 2020
Team & coworkers
Colleagues at Citi
Other employees you can reach at citigroup.com. View company contacts for 201877 employees →
KH
Karen H.
Colleague at Citi
New York, New York, United States, United States
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IG
Iván Gil
Colleague at Citi
Monterrey, Nuevo León, Mexico, Mexico
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BS
Benton Steve
Colleague at Citi
Douglasville, Georgia, United States, United States
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SÚ
Silvia Újlakiová
Colleague at Citi
Hungary, Hungary
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RS
Rodrigo S. Menezes
Colleague at Citi
São Paulo, São Paulo, Brazil, Brazil
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EE
Esele Emiantor
Colleague at Citi
London, England, United Kingdom, United Kingdom
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SP
Shailesh Patel
Colleague at Citi
Pune, Maharashtra, India, India
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AT
Angelina Tkach
Colleague at Citi
Chile, Chile
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LV
Lynda Valenzuela
Colleague at Citi
New York, New York, United States, United States
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MA
Mark Adogah
Colleague at Citi
Lagos State, Nigeria, Nigeria
View →
Karen H.
Colleague at Citi
New York, New York, United States, United States
View →
IG
Iván Gil
Colleague at Citi
Monterrey, Nuevo León, Mexico, Mexico
View →
BS
Benton Steve
Colleague at Citi
Douglasville, Georgia, United States, United States
View →
SÚ
Silvia Újlakiová
Colleague at Citi
Hungary, Hungary
View →
RS
Rodrigo S. Menezes
Colleague at Citi
São Paulo, São Paulo, Brazil, Brazil
View →
EE
Esele Emiantor
Colleague at Citi
London, England, United Kingdom, United Kingdom
View →
SP
Shailesh Patel
Colleague at Citi
Pune, Maharashtra, India, India
View →
AT
Angelina Tkach
Colleague at Citi
Chile, Chile
View →
LV
Lynda Valenzuela
Colleague at Citi
New York, New York, United States, United States
View →
MA
Mark Adogah
Colleague at Citi
Lagos State, Nigeria, Nigeria
View →
2 education records
Marcus La Rosa education
Bachelor'S Degree, Information Technology
Associate Of Arts And Sciences - Aas, Information Technology
FAQ
Frequently asked questions about Marcus La Rosa
Quick answers generated from the profile data available on this page.
What company does Marcus La Rosa work for?
Marcus La Rosa works for Citi.
What is Marcus La Rosa's role at Citi?
Marcus La Rosa is listed as IT professional with 5 years experience. Working for a Managed Service Provider has granted me experience in nearly every aspect of IT. at Citi.
Where is Marcus La Rosa based?
Marcus La Rosa is based in San Antonio, Texas, United States while working with Citi.
What companies has Marcus La Rosa worked for?
Marcus La Rosa has worked for Citi, Topbox Solutions, Marathon Petroleum Corporation, Perspecta, and Apex Systems.
Who are Marcus La Rosa's colleagues at Citi?
Marcus La Rosa's colleagues at Citi include Karen H., Iván Gil, Benton Steve, Silvia Újlakiová, and Rodrigo S. Menezes.
How can I contact Marcus La Rosa?
You can use AeroLeads to view verified contact signals for Marcus La Rosa at Citi, including work email, phone, and LinkedIn data when available.
What schools did Marcus La Rosa attend?
Marcus La Rosa holds Bachelor'S Degree, Information Technology from Hallmark University.
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