Warren Sims
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Warren Sims Email & Phone Number

Global Lead of ServiceNow Managed Service at DXC Technology at DXC Technology
Location: Greater London, England, United Kingdom 10 work roles 1 school
1 work email found @tesm.co.uk LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email w****@tesm.co.uk
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Current company
Role
Global Lead of ServiceNow Managed Service at DXC Technology
Location
Greater London, England, United Kingdom
Company size

Who is Warren Sims? Overview

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Quick answer

Warren Sims is listed as Global Lead of ServiceNow Managed Service at DXC Technology at DXC Technology, a company with 83579 employees, based in Greater London, England, United Kingdom. AeroLeads shows a work email signal at tesm.co.uk and a matched LinkedIn profile for Warren Sims.

Warren Sims previously worked as Global Head Of ServiceNow Managed Services at Dxc Technology and Head of Managed Service for UKI EMEA at Dxc Technology. Warren Sims studied at St-Benedicts Catholic School.

Company email context

Email format at DXC Technology

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{first}.{last}@tesm.co.uk
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AeroLeads found 1 current-domain work email signal for Warren Sims. Compare company email patterns before reaching out.

Profile bio

About Warren Sims

As a global ServiceNow Managed Services Offering Lead with over 12 years of experience in ServiceNow and 15 years of managed services expertise, I am a results-driven IT professional with a proven track record of delivering high-quality services to clients across various industries.With 30 years of IT experience, I possess a deep understanding of the IT landscape and am constantly seeking new ways to leverage emerging technologies to drive business growth.In my current role, I lead the DXC ServiceNow Managed Services offering overseeing a team of talented professionals and collaborating with cross-functional teams to deliver seamless solutions that meet client needs. I have a strong ability to build and maintain relationships with clients, ensuring that their needs are met and exceeded at every stage of the engagement.Throughout my career, I have demonstrated a commitment to excellence, consistently delivering successful projects on time and within budget. I am highly skilled in managing multiple projects simultaneously and possess strong analytical, problem-solving, and communication skills. I thrive in fast-paced, high-pressure environments and am always looking for new challenges to tackle.

Listed skills include Itil, It Service Management, Change Management, Incident Management, and 46 others.

Current workplace

Warren Sims's current company

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DXC Technology
Dxc Technology
Global Lead of ServiceNow Managed Service at DXC Technology
virginia, united states
Website
Employees
83579
AeroLeads page
10 roles · 38 years

Warren Sims work experience

A career timeline built from the work history available for this profile.

Global Head Of Servicenow Managed Services

Current
Feb 2022 - Present

Head Of Managed Service For Uki Emea

Current
Aug 2020 - Present

Head Of Managed Services

Current

London, United Kingdom

Head of the TESM ServiceNow Managed services offering in the UK and Europe,

May 2019 - Present

Account Director

Current

London

Aug 2016 - Present

Operations Manager

London, United Kingdom

Global Operations Manager

Aug 2015 - Aug 2016

Global Service Manager

Schlumberger Oilfield Uk Plc

Schlumberger Oilfield UK PLC

Management of the Global Infrastructure and Application Service desk support teams. Providing a world class service desk experience through the development of a "customer at the heart" culture, driving a continuous service improvement program based on the customer experience, proactively devising plans and strategies to enable the delivery of services.

Nov 2012 - Sep 2015

Lean Coach , Project Manager

London, United Kingdom

  • Managed and worked with internal and external continuous improvement and operations teams, across seven projects to optimize complex IT processes and systems by removing waste. Reducing the Banks yearly run rate by €3.
  • Managed multiple global Lean project teams across the scoping, discovery, design, implementation, sustainability and continuous improvement stages
  • Increased the productivity, team satisfaction, quicker error resolution times across the seven production teams by introducing Visual Management across the globe (Huddle Boards)
  • Identified and removed Non Value Add waste from within the processes creating an average reduction of 25 %
  • Increased customer satisfaction by an average of 30 % Data used from voice of the customer surveys
  • Managed key business stakeholders including Managing Directors ensuring regular reporting, risk management and issue escalation and resolution throughout the project’s lifecycle.
Dec 2011 - Nov 2012

Head Of Change Management, Service Desk Operations

London, United Kingdom

  • Responsible for the 24/7 global change management and service desk operations organisation (user base 15000)
  • Lead and transformed the technology organisation into a Business focused service provider.
  • Developed, drove and implemented the off shoring of the global change management and service desk operations staff to HCL India leading to a year on year saving of €1.5 Million substantially improving on the Initial.
  • Management of the retained and off shored 24/7 Change Management and service desk teams, 60 members of staff in total
  • Relationship Management of IBM and HCL managed services, building long term relationships and increasing the quality of service provided by the vendors, managing the Change Management / Service Desk SLA’s / KPI’s.
  • Developed and implemented the Global Incident Management processes, policies, communication channels, tools and function with the development and management of team inclusive of people, hiring, structure and operating.
Apr 2007 - Dec 2011

London Service Desk Operations Manager,

London, United Kingdom

Management of the 24/7 European Data Centre service desk / Release operations teams, providing technical and incident management support for front and back office systems including, system monitoring, batch operations, release management, print operations, disaster recovery, backup and restore, system fail over’s

May 2000 - Apr 2007
Team & coworkers

Colleagues at DXC Technology

Other employees you can reach at dxc.technology. View company contacts for 83579 employees →

1 education record

Warren Sims education

  • St-Benedicts Catholic School
    St-Benedicts Catholic School
FAQ

Frequently asked questions about Warren Sims

Quick answers generated from the profile data available on this page.

What company does Warren Sims work for?

Warren Sims works for DXC Technology.

What is Warren Sims's role at DXC Technology?

Warren Sims is listed as Global Lead of ServiceNow Managed Service at DXC Technology at DXC Technology.

What is Warren Sims's email address?

AeroLeads has found 1 work email signal at @tesm.co.uk for Warren Sims at DXC Technology.

Where is Warren Sims based?

Warren Sims is based in Greater London, England, United Kingdom while working with DXC Technology.

What companies has Warren Sims worked for?

Warren Sims has worked for Dxc Technology, Tesm, Tesm Ltd, Schlumberger Oilfield Uk Plc, and Deutsche Bank.

Who are Warren Sims's colleagues at DXC Technology?

Warren Sims's colleagues at DXC Technology include Sravanthi Addanki, Tom Novark, Greg Weinmann, Sasi Gopal Vanabathina, and Hoa Dao.

How can I contact Warren Sims?

You can use AeroLeads to view verified contact signals for Warren Sims at DXC Technology, including work email, phone, and LinkedIn data when available.

What schools did Warren Sims attend?

Warren Sims studied at St-Benedicts Catholic School.

What skills is Warren Sims known for?

Warren Sims is listed with skills including Itil, It Service Management, Change Management, Incident Management, Management, Stakeholder Management, Project Management, and Vendor Management.

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