We are driven by passion and great people who share our enthusiasm for trying to make the world a better place, our friendly team includes individuals with backgrounds in military, aviation, and law enforcement. In essence, they are our “true north” that help us to navigate our organisation through prosperous times as well as uncertain periods. Whilst we celebrate the diversity of the people we work with, there are certain values and attributes all of us share – whatever your background, these are the qualities we are looking for in the people we hire: Commitment, Positive Realism, Ethics, Accountability, Humanity, Quality, and Delight.
Airbox Systems is seeking a skilled and dependable Lead Systems Engineer to join our internal IT team. Reporting to the Head of Infrastructure and Operations, this hands-on technical role is critical to the ongoing stability, performance, and security of our internal technology environment. You’ll be responsible for the administration, monitoring, and improvement of core systems across cloud and on-prem infrastructure, as well as acting as a senior escalation point and mentor within the team.
You’ll help implement best practices in system reliability, endpoint security, access control, and compliance—especially in support of our Cyber Essentials Plus and ISO 27001, ISO 22301 obligations. You’ll also contribute to project delivery, process improvement, and service excellence across the business
Administer and maintain Google Workspace, Microsoft Intune, Entra ID, endpoint protection platforms, and VPN services.
Monitor performance and availability of internal systems (servers, endpoints, cloud services, networks).
Ensure regular maintenance, patching, and updates across all IT assets.
Implement and enforce IT security best practices in alignment with ISO 27001, ISO 22301, Cyber Essentials Plus, and internal policies.
Assist in risk assessments, incident response, and vulnerability management.
Enforce access controls and data protection policies across systems.
Project Delivery & Change Management
Support the delivery of IT projects such as infrastructure upgrades, migrations, and new service rollouts.
Follow and contribute to change management processes to ensure traceability and minimize risk.
Proven experience in a systems engineering or senior IT support role
Advanced administration skills in Google Workspace, Entra ID (Azure AD), Microsoft Intune, and Microsoft Defender for Endpoint
Hands-on experience with on-premises networking and endpoint management
A dynamic, flexible and fun scale-up work environment with a highly talented team
~26 days holiday per year, plus public holidays
~ Private medical cover with Bupa for all our colleagues, as well as a Wellbeing Allowance each year
~ Pension scheme, offering up to 6% matching contribution
~ Electric Car Scheme
Flexible & Hybrid Working: We said you'll get freedom to work in a way that is best for you, and that extends to being in the office – or not.
Work better from home? Prefer the office? When you visit the office you won’t just find rows and rows of desks. No, you’ll find our colleagues meeting on the walking pads, having planning sessions over a game of tennis table or grabbing a bean bag in our ‘Quality’ collaborative space - that’s right we live our values so much, we named our meeting spaces after them.
Whether you're fitting in a spin class or the school run, you'll have the flexibility for whatever matters most.