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Mark Callaghan Email & Phone Number
Account Chief Technology Officer - UK and I
at
Atos
1 work email found
@atos.net
1 phone found area 317
LinkedIn matched
✓ Verified May 2026
4 data sources
Profile completeness 100%
Current company
Role
Account Chief Technology Officer - UK and I
Location
Telford, England, United Kingdom
Company size
Who is Mark Callaghan? Overview
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Quick answer
Mark Callaghan is listed as Account Chief Technology Officer - UK and I at Atos, a company with 85668 employees, based in Telford, England, United Kingdom. AeroLeads shows a work email signal at atos.net, phone signal with area code 317, and a matched LinkedIn profile for Mark Callaghan.
Mark Callaghan previously worked as Account Chief Technology Officer at Atos and Lead Network Architect at Atos. Mark Callaghan holds Bachelor Of Science (Bsc), Computer Science from University Of Wolverhampton.
Company email context
Email format at Atos
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{first}.{last}@atos.net
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AeroLeads found 1 current-domain work email signal for Mark Callaghan. Compare company email patterns before reaching out.
Profile bio
About Mark Callaghan
Mark Callaghan is a Account Chief Technology Officer - UK and I at Atos. He possess expertise in checkpoint, firewalls, load balancing, nokia ipso, f5 bigip and 10 more skills.
Listed skills include Checkpoint, Firewalls, Load Balancing, Nokia Ipso, and 11 others.
Current workplace
Mark Callaghan's current company
Company context helps verify the profile and gives searchers a useful next step.
Atos
8 roles
Mark Callaghan work experience
A career timeline built from the work history available for this profile.
Account Chief Technology Officer
CurrentDigital Technology leader accountable for defining the digital technology vision, roadmap and strategy solving our client business problems. Responsible for continuously driving customer innovation around new and emerging technologies and digital services from Atos and its Partners.
Jan 2023 - Present
Lead Network Architect
Lead Network Architect for a multi-trust NHS Digital Transformation Program.Wide ranging responsibilities covering:- Account business as usual technical governance- Technical design for complex IT solutions- Incremental sales within existing accounts- Governance over new business contracts- Resource forecasting of technical and architecture teams
Feb 2017 - Jan 2023
Network Manager
Delivery of network managed services to customers across various industries in the UK.Transitioned into Atos from Xerox on 1st January 2016 into a division of Atos UK&I Managed Services.
Jan 2016 - Jan 2017
Network Manager
Delivery of network managed services to customers across various industries in the UK.
May 2015 - Dec 2015
Network Consultant
Design, implementation and support of network systems across a wide variety of industries including retail, government, banking and pharmaceuticals.
Sep 2012 - May 2015
Network Security Engineer
Providing network services to a large central government department. Primarily responsible for data center routing, switching and security systems.
Jun 2008 - Sep 2012
Computer Officer
Working in local government my final 3 years I was responsible for network perimeter systems. Prior responsibility for Linux based server hosting and operating system support.
Sep 2000 - Jun 2008
Team & coworkers
Colleagues at Atos
Other employees you can reach at atos.net. View company contacts for 85668 employees →
JL
Jesus Luna Felix
Colleague at AtosMexicali, Baja California, Mexico, Mexico
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SC
Skye Chung
Colleague at AtosAmsterdam, North Holland, Netherlands, Netherlands
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FC
Felipe Cavalho
Colleague at AtosBelo Horizonte, Minas Gerais, Brazil, Brazil
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FG
François Guillot
Colleague at AtosGreater Paris Metropolitan Region, France
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MN
Mariana Nascimento Dias
Colleague at AtosLondrina, Paraná, Brazil, Brazil
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BC
Bailey Childs
Colleague at AtosHouston, Texas, United States, United States
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SA
Seun Amosun
Colleague at AtosParis, Île-de-France, France, France
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MB
Mary Bustamante
Colleague at AtosMedellín Metropolitan Area, Colombia
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SP
Sandra Pañinao Millafil
Colleague at AtosTemuco, Araucanía Region, Chile, Chile
View →
PJ
Porfirio Jara
Colleague at AtosParis, Île-de-France, France, France
View →
Jesus Luna Felix
Colleague at AtosMexicali, Baja California, Mexico, Mexico
View →
SC
Skye Chung
Colleague at AtosAmsterdam, North Holland, Netherlands, Netherlands
View →
FC
Felipe Cavalho
Colleague at AtosBelo Horizonte, Minas Gerais, Brazil, Brazil
View →
FG
François Guillot
Colleague at AtosGreater Paris Metropolitan Region, France
View →
MN
Mariana Nascimento Dias
Colleague at AtosLondrina, Paraná, Brazil, Brazil
View →
BC
Bailey Childs
Colleague at AtosHouston, Texas, United States, United States
View →
SA
Seun Amosun
Colleague at AtosParis, Île-de-France, France, France
View →
MB
Mary Bustamante
Colleague at AtosMedellín Metropolitan Area, Colombia
View →
SP
Sandra Pañinao Millafil
Colleague at AtosTemuco, Araucanía Region, Chile, Chile
View →
PJ
Porfirio Jara
Colleague at AtosParis, Île-de-France, France, France
View →
1 education record
Mark Callaghan education
-
University Of Wolverhampton
FAQ
Frequently asked questions about Mark Callaghan
Quick answers generated from the profile data available on this page.
What company does Mark Callaghan work for?
Mark Callaghan works for Atos.
What is Mark Callaghan's role at Atos?
Mark Callaghan is listed as Account Chief Technology Officer - UK and I at Atos.
What is Mark Callaghan's email address?
AeroLeads has found 1 work email signal at @atos.net for Mark Callaghan at Atos.
What is Mark Callaghan's phone number?
AeroLeads has found 1 phone signal(s) with area code 317 for Mark Callaghan at Atos.
Where is Mark Callaghan based?
Mark Callaghan is based in Telford, England, United Kingdom while working with Atos.
What companies has Mark Callaghan worked for?
Mark Callaghan has worked for Atos, Xerox, Capgemini, and Bt.
Who are Mark Callaghan's colleagues at Atos?
Mark Callaghan's colleagues at Atos include Jesus Luna Felix, Skye Chung, Felipe Cavalho, François Guillot, and Mariana Nascimento Dias.
How can I contact Mark Callaghan?
You can use AeroLeads to view verified contact signals for Mark Callaghan at Atos, including work email, phone, and LinkedIn data when available.
What schools did Mark Callaghan attend?
Mark Callaghan holds Bachelor Of Science (Bsc), Computer Science from University Of Wolverhampton.
What skills is Mark Callaghan known for?
Mark Callaghan is listed with skills including Checkpoint, Firewalls, Load Balancing, Nokia Ipso, F5 Bigip, Cisco Security, Cisco Switches, and Bgp.
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