Senior IT Engineer - UK Job in United Kingdom
Callsign , United Kingdom

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1 Year
0 - 0
Job Type
Job Shift
Job Category
Requires Traveling
Career Level
As mentioned in job details
Total Vacancies
1 Job
Posted on
Feb 23, 2021
Last Date
May 23, 2021

Job Description

Since our launch in 2012, we’ve been on a mission: to make digital identification simple and secure for everyone, and everything.

In that time, we’ve expanded constantly, and been joined by over 150 incredible people, all with the same vision. We’ve grown in other ways too we raised $35 in our Series A funding round, and launched our game-changing authentication platform.

Our technology is now being used by hundreds and thousands of users worldwide, including some of the world’s leading financial institutions.

And this is just the beginning.

Over the next year, Callsign will double in size as we continue our mission to make every web, mobile and physical interaction seamless and secure.

We can’t do that alone, though. That’s why we’re looking hire the brightest, most inquisitive minds out there: the people who want to help us change the rules of identity and have the skills and passion to make this mission a reality.

Does that sound like you? Let’s talk.

Senior IT Engineer

At Callsign we’re enjoying an exciting period of growth, which means broadening our portfolio of on-premise and cloud-based solutions to keep up with the growing demand for new ways of working. We’re looking for a Senior IT/DevOps infrastructure engineer to join us in delivering the world-class support and IT infrastructure that will shape the future of the business.

This is a role for someone with very strong technical experience in the Microsoft platform (Azure, Intune, Autopilot, O365), extensive understanding of networking principles and a desire to leave things better than they find them. Bringing your expertise in IT infrastructure, you will be a key member of IT team that is delivering IT change across Europe and beyond.

Working within the IT team, and alongside our wider technology operations teams, you’ll be responsible for designing and delivering variety of systems. With strong technical troubleshooting skills and ability to produce BAU ready documentation you will help bring new IT projects to an operational ready state and act as an escalation point to provide guidance for complex problems.


You’ll have

  • Natural problem solver with great attention to detail who can also understand the bigger picture and apply that understanding to deliver simple solutions to complex problems.
  • Engaging, natural written and verbal communication skills experience working with cross functional teams and third-party suppliers.
  • Experience in delivering on-prem and cloud infrastructure change and providing 3rd line infrastructure support.
  • Must be expert level with Windows in an Azure environment (including Microsoft Intune, Autopilot and AAD).
  • Hands-on experience and very good understanding of Atlassian Software (Jira and Confluence).
  • Ability to design, build and support current and future video conferencing systems and needs (Microsoft Teams and Zoom)
  • Experience of administering, maintaining, troubleshooting and supporting network infrastructure (Cisco Meraki, Azure, AWS)
  • Strong hands-on experience with vpn solutions (Zscaler)
  • Deep understanding of authentication protocols (SSO, SAML, SCIM, OIDC, ADFS)
  • In depth knowledge of cloud platforms’ (AWS, Azure) administration
  • Knowledge of a modern programming language (e.g. Java or Python)
  • Working knowledge of Linux
  • Good grasp of cyber security principles and standards (GDPR, ISO). Previous SOC experience would be advantageous
  • Experience working in a global, geographically dispersed comp


Automatic Option:

  • Health Insurance single
  • Life Insurance
  • Employee Assistance Program
  • 3 months full pay maternity amp; 2 weeks full pay paternity (if the statutory minimum is met)
  • 25 days of annual leave + Callsign Bank Holiday (not included in holiday allowance)
  • Free Financial Advise


  • Cycle to work scheme
  • Wills and Estates our benefits provider has partnered with a third party who offers a discount
  • Home Utilities our benefits provider has partnered with a third party who offers a discount
  • Cycle Insurance
  • Health cash plans
  • Cyclist protection
  • Discounted gym membership

Job Specification


Information Technology and Services - Dubai, United Arab Emirates
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