Senior Security Analyst
Current
Apr 2024 - Present
AeroLeads people directory · profile
Mark Dempsey Email & Phone Number
Senior Security Analyst
at
JT Group Limited
LinkedIn matched
✓ Verified Jun 2026
2 data sources
Profile completeness 86%
Current company
Role
Senior Security Analyst
Location
St. Helier, St. Helier, Jersey
Company size
Who is Mark Dempsey? Overview
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Quick answer
Mark Dempsey is listed as Senior Security Analyst at JT Group Limited, a company with 511 employees, based in St. Helier, St. Helier, Jersey. AeroLeads shows a matched LinkedIn profile for Mark Dempsey.
Mark Dempsey previously worked as Network Engineer at State Street Services and IST Service Desk Analyst at State Street Services.
Company email context
Email format at JT Group Limited
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JT Group Limited
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Profile bio
About Mark Dempsey
Mark Dempsey is a Senior Security Analyst at JT Group Limited. He possess expertise in cisco technologies, active directory, windows server, network security, data center.
Listed skills include Cisco Technologies, Active Directory, Windows Server, Network Security, and 1 others.
Current workplace
Mark Dempsey's current company
Company context helps verify the profile and gives searchers a useful next step.
Jt Group Limited
3 roles
Mark Dempsey work experience
A career timeline built from the work history available for this profile.
Network Engineer
State Street Services
Aug 2012 - Mar 2024
Ist Service Desk Analyst
State Street Services
Sep 2010 - Jul 2012
Team & coworkers
Colleagues at JT Group Limited
Other employees you can reach at jtglobal.com. View company contacts for 511 employees →
WF
Wayne Feu
Colleague at Jt Group LimitedJersey, Jersey
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GC
Gary Carroll
Colleague at Jt Group LimitedJersey, Jersey
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NM
Nicola Mcknight
Colleague at Jt Group LimitedSt. Helier, St. Helier, Jersey, Jersey
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NC
Nuno Costa
Colleague at Jt Group LimitedSt. Helier, St. Helier, Jersey, Jersey
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DH
Dennis Huang
Colleague at Jt Group LimitedTaiwan, Taiwan, Province Of China
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WI
Wai-Lun Ip
Colleague at Jt Group LimitedUnited Kingdom, United Kingdom
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MS
Mark Stewart
Colleague at Jt Group LimitedSt. Helier, St. Helier, Jersey, Jersey
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CL
Claire Lloyd-Gottard
Colleague at Jt Group LimitedSt. Helier, St. Helier, Jersey, Jersey
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MS
Michael S.
Colleague at Jt Group LimitedLondon, England, United Kingdom, United Kingdom
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TC
Tain Chi
Colleague at Jt Group LimitedNew York, New York, United States, United States
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Wayne Feu
Colleague at Jt Group LimitedJersey, Jersey
View →
GC
Gary Carroll
Colleague at Jt Group LimitedJersey, Jersey
View →
NM
Nicola Mcknight
Colleague at Jt Group LimitedSt. Helier, St. Helier, Jersey, Jersey
View →
NC
Nuno Costa
Colleague at Jt Group LimitedSt. Helier, St. Helier, Jersey, Jersey
View →
DH
Dennis Huang
Colleague at Jt Group LimitedTaiwan, Taiwan, Province Of China
View →
WI
Wai-Lun Ip
Colleague at Jt Group LimitedUnited Kingdom, United Kingdom
View →
MS
Mark Stewart
Colleague at Jt Group LimitedSt. Helier, St. Helier, Jersey, Jersey
View →
CL
Claire Lloyd-Gottard
Colleague at Jt Group LimitedSt. Helier, St. Helier, Jersey, Jersey
View →
MS
Michael S.
Colleague at Jt Group LimitedLondon, England, United Kingdom, United Kingdom
View →
TC
Tain Chi
Colleague at Jt Group LimitedNew York, New York, United States, United States
View →
FAQ
Frequently asked questions about Mark Dempsey
Quick answers generated from the profile data available on this page.
What company does Mark Dempsey work for?
Mark Dempsey works for JT Group Limited.
What is Mark Dempsey's role at JT Group Limited?
Mark Dempsey is listed as Senior Security Analyst at JT Group Limited.
Where is Mark Dempsey based?
Mark Dempsey is based in St. Helier, St. Helier, Jersey while working with JT Group Limited.
What companies has Mark Dempsey worked for?
Mark Dempsey has worked for Jt Group Limited and State Street Services.
Who are Mark Dempsey's colleagues at JT Group Limited?
Mark Dempsey's colleagues at JT Group Limited include Wayne Feu, Gary Carroll, Nicola Mcknight, Nuno Costa, and Dennis Huang.
How can I contact Mark Dempsey?
You can use AeroLeads to view verified contact signals for Mark Dempsey at JT Group Limited, including work email, phone, and LinkedIn data when available.
What skills is Mark Dempsey known for?
Mark Dempsey is listed with skills including Cisco Technologies, Active Directory, Windows Server, Network Security, and Data Center.
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