Apr 2021 - Present
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Seán Ryman Email & Phone Number
EMEA Site Engineering Manager at Citadel Securities
at
Citadel Securities
LinkedIn matched
✓ Verified Jul 2026
3 data sources
Profile completeness 100%
Current company
Role
EMEA Site Engineering Manager at Citadel Securities
Location
Coulsdon, England, United Kingdom
Company size
Who is Seán Ryman? Overview
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Quick answer
Seán Ryman is listed as EMEA Site Engineering Manager at Citadel Securities at Citadel Securities, a with 917 employees, based in Coulsdon, England, United Kingdom. AeroLeads shows a matched LinkedIn profile for Seán Ryman.
Seán Ryman previously worked as EMEA Site Manager at Citadel Securities and VP, Electronic Trading Service Delivery at J.P. Morgan. Seán Ryman studied at Newbridge College, Co. Kildare.
Company email context
Email format at Citadel Securities
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Citadel Securities
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Profile bio
About Seán Ryman
An ITIL expert qualified IT professional with over 20 years’ experience in the financial services industry. An enthusiastic and proactive individual with strong communication skills and natural leadership skills.Proven experience across multiple technologies, delivering business aligned infrastructure and services across a wide IT spectrum ranging from, but not limited to, Network, IT Operations, IT Security, Telephony, ITSCM (Business Continuity) and Data Center Services.
Listed skills include It Service Management, Service Delivery, It Operations, Vendor Relations, and 46 others.
Current workplace
Seán Ryman's current company
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Citadel Securities
7 roles
Seán Ryman work experience
A career timeline built from the work history available for this profile.
Vp, Electronic Trading Service Delivery
Feb 2016 - Apr 2021
Senior Service Manager
Nov 2014 - Feb 2016
Service Delivery Manager
Sep 2013 - Nov 2014
Head Of Uk It Service Delivery & Uk It Assistant Manager
Aug 2008 - Sep 2013
Uk It Helpdesk Supervisor
Anglo Irish Bank Ltd
Aug 2005 - Aug 2008
Group It, Senior Operator
Jun 2001 - Aug 2005
Team & coworkers
Colleagues at Citadel Securities
Other employees you can reach at citadelsecurities.com. View company contacts for 917 employees →
AP
Andrew Pollock
Colleague at Citadel SecuritiesChicago, Illinois, United States
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DZ
Duke Zhang
Colleague at Citadel SecuritiesHong Kong Sar, Hong Kong
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YM
Yehuda Maes
Colleague at Citadel SecuritiesNew York, United States
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CL
Chuchao Luo (罗楚潮)
Colleague at Citadel SecuritiesHong Kong Sar, Hong Kong
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RZ
Ryan Zhang
Colleague at Citadel SecuritiesWindsor, Ontario, Canada
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IR
Iuliia R
Colleague at Citadel SecuritiesWarsaw, Mazowieckie, Poland
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JJ
Jaden Jenkins
Colleague at Citadel SecuritiesNew York, United States
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ST
Sebastian Tchkotoua
Colleague at Citadel SecuritiesNew York City Metropolitan Area, United States
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SN
Sarah Naylor
Colleague at Citadel SecuritiesNew York, United States
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IM
Ian Magnell
Colleague at Citadel SecuritiesWoodbridge, Virginia, United States
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Andrew Pollock
Colleague at Citadel SecuritiesChicago, Illinois, United States
View →
DZ
Duke Zhang
Colleague at Citadel SecuritiesHong Kong Sar, Hong Kong
View →
YM
Yehuda Maes
Colleague at Citadel SecuritiesNew York, United States
View →
CL
Chuchao Luo (罗楚潮)
Colleague at Citadel SecuritiesHong Kong Sar, Hong Kong
View →
RZ
Ryan Zhang
Colleague at Citadel SecuritiesWindsor, Ontario, Canada
View →
IR
Iuliia R
Colleague at Citadel SecuritiesWarsaw, Mazowieckie, Poland
View →
JJ
Jaden Jenkins
Colleague at Citadel SecuritiesNew York, United States
View →
ST
Sebastian Tchkotoua
Colleague at Citadel SecuritiesNew York City Metropolitan Area, United States
View →
SN
Sarah Naylor
Colleague at Citadel SecuritiesNew York, United States
View →
IM
Ian Magnell
Colleague at Citadel SecuritiesWoodbridge, Virginia, United States
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3 education records
Seán Ryman education
Education record
Newbridge College, Co. Kildare
Multimedia And Web Authoring
Senior College Dunlaoghaire, Dublin
Leaving Certificate
Pre-University Centre, Dublin
FAQ
Frequently asked questions about Seán Ryman
Quick answers generated from the profile data available on this page.
What company does Seán Ryman work for?
Seán Ryman works for Citadel Securities.
What is Seán Ryman's role at Citadel Securities?
Seán Ryman is listed as EMEA Site Engineering Manager at Citadel Securities at Citadel Securities.
Where is Seán Ryman based?
Seán Ryman is based in Coulsdon, England, United Kingdom while working with Citadel Securities.
What companies has Seán Ryman worked for?
Seán Ryman has worked for Citadel Securities, J.P. Morgan, Fixnetix Ltd, Irish Bank Resolution Corporation Limited, and Anglo Irish Bank Ltd.
Who are Seán Ryman's colleagues at Citadel Securities?
Seán Ryman's colleagues at Citadel Securities include Andrew Pollock, Duke Zhang, Yehuda Maes, Chuchao Luo (罗楚潮), and Ryan Zhang.
How can I contact Seán Ryman?
You can use AeroLeads to view verified contact signals for Seán Ryman at Citadel Securities, including work email, phone, and LinkedIn data when available.
What schools did Seán Ryman attend?
Seán Ryman studied at Newbridge College, Co. Kildare.
What skills is Seán Ryman known for?
Seán Ryman is listed with skills including It Service Management, Service Delivery, It Operations, Vendor Relations, Itil, Service Desk, It Management, and Project Planning.
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