IT Systems Manager
On-siteChichester, England, United Kingdom
Job Summary
Provide first-line support across macOS, Windows, Linux, iOS, and Android while managing onboarding, offboarding, and device setup. Administer identity and access through SSO and RBAC, maintain security monitoring via SIEM and alerting, and respond to incidents methodically. Operate a zero-trust network environment and support bespoke infrastructure for autonomous drone systems. Build documentation, enforce cybersecurity best practices aligned with ISO27001 and Cyber Essentials, and drive continuous improvement of tools and processes. Work full-time onsite at the West Lavant site, serving as the single point of contact for internal IT across a scaling engineering-led company.
Required Qualifications
- Strong Linux (Ubuntu) administration experience
- Confidence across macOS and Windows in a mixed environment
- Experience with identity platforms (Jumpcloud, Okta, or similar)
- Familiarity with SIEM tools, security monitoring, and patch management
- Understanding of cybersecurity principles and compliance
- Ability to work independently and prioritise without close oversight
- You're comfortable owning problems end-to-end
- You're methodical and process-driven
- You're confident working in unfamiliar or evolving technical environments
- Trustworthy and discreet — comfortable handling sensitive systems and data
- Process-driven — you document and follow structured approaches consistently
- Calm under pressure — you diagnose issues methodically, especially during incidents
- Self-sufficient — you can own and resolve problems without relying on a large team
- Clear in communication — able to support non-technical users effectively
- Curious and proactive — you stay current and take security seriously
Desired Qualifications
- Experience in a startup or scaling company
- Exposure to GCP or cloud infrastructure (IAM, logging, access controls)
- MDM tools (Jamf, Intune, etc.)
- Networking fundamentals (VPNs, routing, firewalls)
- Exposure to Kubernetes or modern infrastructure tooling
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