Technical Support Engineer

Zenzero is one of the UK's fastest-growing technology companies. Named a Top 8 Technology Company at the British Business Awards 2026, recognised by Deloitte as a Best Managed Company, and featured in the Sunday Times Hundred (an annual ranking of the UK's fastest-growing private companies) in both 2025 and 2026, we hold Microsoft Solutions Partner status across all six designations, putting us in the top tier of UK Microsoft partners. The accolades reflect something real: a business that is scaling fast, executing well, and building something that lasts. 
 
We're on a mission to make technology genuinely work for mid-market businesses, covering managed IT, cyber security, cloud, and AI solutions that actually move the needle. The demand is growing, and so are we. 
 
We're also a certified B Corp and Scale Up Award winner. That combination matters to us: high growth and high standards aren't in conflict here. Fast growth, high standards, real impact. If that sounds like your kind of place, keep reading. 
 
About the Role 
Join our growing DDS team as a Technical Services Engineer, helping customers get the most from both established and bespoke technology platforms. This is a varied technical role supporting customer infrastructure, cloud environments, security tools, and business-critical systems, with opportunities to develop skills in Copilot, automation, and emerging Microsoft technologies. 
 
Working closely with customers, third-party providers, Account Managers, Team Leaders, and the wider Managed Services team, you'll resolve complex issues, deliver technical improvements, and contribute to outstanding customer outcomes. Success in the first 6–12 months will mean becoming a trusted escalation point, consistently delivering against SLAs, and actively supporting service improvements across customer environments.

Responsibilities

• Provide 2nd and 3rd line technical support across Microsoft-centric customer environments, ensuring excellent service delivery and SLA performance. 
• Monitor, maintain, and optimise customer infrastructure, cloud platforms, and security solutions to maximise reliability and performance. 
• Troubleshoot complex incidents and collaborate with customers and third-party providers to achieve timely resolution. 
• Support the deployment, configuration, and delivery of infrastructure, hardware, software, and project-based solutions. 
• Maintain accurate technical documentation, ticket updates, and service records through ConnectWise and other service management platforms. 
• Partner with internal service teams, Team Leaders, and Account Managers to drive positive customer outcomes. 
• Contribute to automation initiatives and continuous service improvement activities across the DDS function. 
• Participate in the on-call rota and provide support during occasional out-of-hours maintenance and project activities.

Requirements

Essential 
• Strong knowledge of Microsoft 365 and on-premise and cloud infrastructure technologies. 
• Technical expertise across Windows Server, Exchange, Active Directory, DNS, IIS, Group Policy, and Hyper-V. 
• Experience supporting networking technologies including LAN, WAN, routing, switching, VPNs, and firewalls. 
• Understanding of endpoint security, email security, backup, disaster recovery, and business continuity technologies. 
• Experience using service desk or ticketing systems in a customer support environment. 
• Strong written and verbal communication skills with the ability to explain technical concepts clearly. 
• Excellent problem-solving skills, attention to detail, and a customer-focused approach. 
 
Desirable 
• PowerShell scripting and automation experience. 
• Knowledge of Microsoft Copilot technologies. 
• Linux administration exposure. 
• Awareness of Cyber Essentials, ISO 27001, ITIL, or related governance frameworks. 
• Relevant Microsoft or technical certifications.

Benefits

• Private health insurance 
• Generous holiday allowance + a day off on your birthday 
• Flexible working patterns 
• Enhanced pension contributions 
• Regular social events across all our offices