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Stefanos Xeniadis Email & Phone Number
Sr. Network Engineer
at
Upstream
LinkedIn matched
✓ Verified July 2026
3 data sources
Profile completeness 86%
Who is Stefanos Xeniadis? Overview
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Quick answer
Stefanos Xeniadis is listed as Sr. Network Engineer at Upstream, a with 402 employees, based in Greece. AeroLeads shows a matched LinkedIn profile for Stefanos Xeniadis.
Stefanos Xeniadis previously worked as Network Engineer at Upstream and Jr. Network Engineer at Upstream. Stefanos Xeniadis holds Bachelor’S Degree, Automation Engineering from Technological Education Institute Of Central Greece.
Company email context
Email format at Upstream
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Upstream
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Profile bio
About Stefanos Xeniadis
Experienced Network Engineer with a demonstrated history of working in the M-commerce industry.Skilled in Cisco, Fortinet, Check Point, HPE Aruba and F5 BIG-IP products. CCNA, CCSA, and NSE4 certified.Strong IT Professional with a Bachelor’s Degree focused in Automation Engineering from Technological Education Institute of Central Greece.
Current workplace
Stefanos Xeniadis's current company
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Upstream
5 roles
Stefanos Xeniadis work experience
A career timeline built from the work history available for this profile.
Network Engineer
CurrentAs a member of Cloud & Platform Engineering Dept. my main responsibilities are:•Troubleshooting of LAN, WLAN, WAN and VPN issues•Implementation of client related projects•HW/SW upgrades of Network Infrastructure•Securing our Corporate Network•Network Design and Implementation•24/7 on-call rotation•Documentation updating
Feb 2019 - Present
Jr. Network Engineer
As a member of Cloud & Platform Engineering Dept. my main responsibilities were:•Troubleshooting of LAN, WLAN, WAN and VPN issues•Implementation of client related projects•HW/SW upgrades of Network Infrastructure•24/7 on-call rotation•Documentation updating
Apr 2017 - Feb 2019
Military Obligations
Mar 2016 - Dec 2016
It&T Data Center Services, It&T Support And Operations Center Engineer, It&T Helpdesk Technician
Training/Working experience as an IT&T Support and Operations Center (ISOC) Engineer, IT&T Helpdesk Technician and on IT&T Data Center Services.Responsibilities by Department:IT&T Support and Operations Center (ISOC) Engineer:•Telecommunications Systems operations and monitoring.•Data Networks (LAN & WAN) operations and monitoring.•Flight Information Display Systems (FIDS) operations and monitoring.•IPTV operations and monitoring.•Servers and storage monitoring. •Environmental conditions monitoring.•Daily system health-checks.•Implementation of customer IT&T requests in collaboration with field technicians.•Domain accounts administration.•Configuration of IT&T equipment.•Registration of events and incidents in the Service Desk tool.•Events management and reporting.IT&T Helpdesk Technician:•Troubleshooting of hardware, software and network operating systems.•Provide orientation to new users of existing technology.•Maintenance and repairing of equipment.•Installing hardware and software systems.•Quick response and implementation of customer IT&T requests.IT&T Data Center Services:•Active participation in projects regarding Data Center rooms expandability options, documentation, installation and maintenance of equipment (Server and switch installation, provision of services, research of available room for racks installation).•Updating Network, Cabling and Data Center equipment related documentation and databases.•Scheduled checks of Data Center rooms in order to ensure the normal operation of equipment and services provided.
Apr 2015 - Sep 2015
Team & coworkers
Colleagues at Upstream
Other employees you can reach at upstreamsystems.com. View company contacts for 402 employees →
KN
Keith Nevens
Colleague at UpstreamGreater Melbourne Area, Australia
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MB
Mohamed Bedawy
Colleague at UpstreamGreece
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GD
Georgios Dimou, Msc
Colleague at UpstreamNéa Ionía, Attiki, Greece
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EL
Evdoxia Liaskou
Colleague at UpstreamAthens, Attiki, Greece
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SA
Stamos Argiris
Colleague at UpstreamGreece
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JA
Jenny Anderson
Colleague at UpstreamAthens Metropolitan Area, Greece
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JS
Jeffery Stephens
Colleague at UpstreamAbilene, Texas, United States
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MH
Mariam Hussein
Colleague at UpstreamEgypt
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RC
Ryan Clenney
Colleague at UpstreamCampbellsville, Kentucky, United States
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MS
Mercy Salinas
Colleague at UpstreamHesperia, California, United States
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Keith Nevens
Colleague at UpstreamGreater Melbourne Area, Australia
View →
MB
Mohamed Bedawy
Colleague at UpstreamGreece
View →
GD
Georgios Dimou, Msc
Colleague at UpstreamNéa Ionía, Attiki, Greece
View →
EL
Evdoxia Liaskou
Colleague at UpstreamAthens, Attiki, Greece
View →
SA
Stamos Argiris
Colleague at UpstreamGreece
View →
JA
Jenny Anderson
Colleague at UpstreamAthens Metropolitan Area, Greece
View →
JS
Jeffery Stephens
Colleague at UpstreamAbilene, Texas, United States
View →
MH
Mariam Hussein
Colleague at UpstreamEgypt
View →
RC
Ryan Clenney
Colleague at UpstreamCampbellsville, Kentucky, United States
View →
MS
Mercy Salinas
Colleague at UpstreamHesperia, California, United States
View →
2 education records
Stefanos Xeniadis education
Bachelor’S Degree, Automation Engineering
Technological Education Institute Of Central Greece
High School
4Th General High School Of Marousi, Athens
FAQ
Frequently asked questions about Stefanos Xeniadis
Quick answers generated from the profile data available on this page.
What company does Stefanos Xeniadis work for?
Stefanos Xeniadis works for Upstream.
What is Stefanos Xeniadis's role at Upstream?
Stefanos Xeniadis is listed as Sr. Network Engineer at Upstream.
Where is Stefanos Xeniadis based?
Stefanos Xeniadis is based in Greece while working with Upstream.
What companies has Stefanos Xeniadis worked for?
Stefanos Xeniadis has worked for Upstream, Greek Army, and Athens International Airport.
Who are Stefanos Xeniadis's colleagues at Upstream?
Stefanos Xeniadis's colleagues at Upstream include Keith Nevens, Mohamed Bedawy, Georgios Dimou, Msc, Evdoxia Liaskou, and Stamos Argiris.
How can I contact Stefanos Xeniadis?
You can use AeroLeads to view verified contact signals for Stefanos Xeniadis at Upstream, including work email, phone, and LinkedIn data when available.
What schools did Stefanos Xeniadis attend?
Stefanos Xeniadis holds Bachelor’S Degree, Automation Engineering from Technological Education Institute Of Central Greece.
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