Lead Firewall Engineer & Network Administrator

May 9, 2019

About 10x

10x is a strategic solutions business working to transform banking and make it 10x better for customers, banks and society.

Our next-generation cloud-native technology platform enables our financial services clients to give their customers more timely, relevant and personalised experiences when it comes to managing money.

The 10x platform is built on a microservices architecture using a unique data model that is fully compliant with Open Banking standards. It is infinitely configurable and constantly evolving to deliver better, more personal, experiences for everyone.

10x was founded by Antony Jenkins, the former Group Chief Executive of Barclays.

10x Better

As a people-led technology business, our success relies on attracting and retaining the very best talent with the highest level of skills and capability to develop our business.

Join us and you will be part of a team delivering a digital banking platform at the forefront of innovation, transforming banking and the wider FinTech sector.

Guided by our strong values of Transformation, Integrity and Impact, we actively support, respect and collaborate with our customers, partners and each other.

Working from our offices in Victoria, London, the 10x team comprises more than 300 specialists with deep and relevant experience across multi-billion-dollar businesses, challenger, disruptor brands and start-ups.

At 10x you work alongside innovators and leaders in banking and financial services, big-technology and consumer-focused industries – proven practitioners who understand how to meet the evolving needs of businesses and consumers.

Our engineers and developers are leaders too, drawing on experience in and outside of financial services to deliver new digital solutions. They work across API development, security, cloud-native engineering and payments technology and include UI and UX designers, technical architects and data scientists.

What unifies the 10x team is an ambition to transform banking.

Lead Firewall Engineer & Network Administrator

Role overview

This is an exciting role working across 10x’s IT Operations & Security teams, involving a wide range of duties requiring the candidate to take ownership of 10x’s physical and cloud-based network environment.

You will lead in the design, configuration, administration, monitoring and reporting of 10x’s network extending to on premise, cloud firewall, AV and VPN solutions. While 10x currently operates out of one location, you will be key in helping set up additional locations as the company is rapidly expanding and delivering a secure environment for the 10x organisation.

You will be responsible for the effective management, alerting and monitoring of our mixed PC and Mac platforms and required to assist other team members with Office 365 administration, AV and general user support.

Reporting in to the Operations Director, this is an opportunity to build, shape and lead in the management of a cutting-edge network estate for a modern workplace operating in the cloud; with a view to quickly progressing to be 10x’s IT Manager.


  • Approximately 10+ years experience across network design, support and engineering (CCNA or CCNP level)
  • Experience and strong knowledge of integrating SAAS based security solutions
  • Extensive understanding of networks and their security. Ability to configure and manage firewalls, switches and access points
  • Ability to review security related logs and debug VPN connections
  • A strong understanding of cloud based solutions for services such as Radius Servers
  • Experience with Web Application Firewalls and Antivirus solutions (Exposure to Zscaler would be a plus)
  • Experience with IPSec / SSL VPNs would be beneficial (Exposure to Zscaler Private Access would be a plus)
  • Excellent communication and interpersonal skills with an ability to function equally effectively both within a busy team environment or on an individual basis
  • Flexible, and able to adapt to the fast-paced nature of a start-up company 


  • Prior experience of the Fortinet suite of products including FortiGate firewalls
  • Meraki network infrastructure
  • Zscaler experience
  • Experience in Office 365 and SharePoint management
  • Microsoft Certified System Engineer (MCSE) with a delivery background in: 70-346: Managing Office 365 Identities and Requirements / 70-347: Enabling Office 365 Services / 70-339: Managing Microsoft SharePoint Server 2016 / 70-696: Administering System Centre Configuration Manager and Intune
  • Knowledge or exposure to the following cloud-based Mobile DeviceManagement (MDM) tools: Jamf Pro / Intune
  • Experience with IT operations and support


  • Working with 3rd parties to design, deploy and manage10x’s network as required
  • Identify and troubleshoot problems within the network environment
  • Liaise with 3rd party vendors and partner support organisations
  • Update and configure network management systems
  • Perform scheduled work outside of normal business hours including weekends
  • Administration of IT security and operation functions including user access management, network firewalls, VPNs, web gateways and antivirus solutions
  • Supporting the IT team with: AV / Audio systems (Webex & Webex Room Kits), IT operations with joiners, movers and leavers and user troubleshooting
  • Analysis and remediation of internal IT security risks
  • Troubleshoot operation and security incidents
  • Monitor, alert and escalate security events and issues
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