Ofertas › Twinstream Limited
Twinstream Limited · Bristol, United Kingdom · Remoto · £50,000 - 60,000 per year
Salary: £50,000 - 60,000 per year Requirements: Proven experience in systems administration, infrastructure engineering or a similar technical role, with the ability to work autonomously and take ownership of complex challenges Strong Microsoft 365 administration and optimisation skills Experience with Microsoft Entra ID, including SSO, Conditional Access, Identity Governance and Zero Trust principles Experience with corporate networking, including firewalls, switching, wireless, VPN, DNS and DHCP Experience managing Windows, Linux and mobile devices, including endpoint management and secure configuration PowerShell or similar scripting skills to automate tasks and improve efficiency Experience with cloud services, SaaS applications, collaboration tools and development-support services Knowledge of IT security, vulnerability management, patching, monitoring, backups and disaster recovery Experience with incident management, root-cause analysis and security incident response, ideally involving SIEM tools Experience with IT service management covering incidents, problems, changes and assets Strong troubleshooting, risk assessment, prioritisation and communication skills Experience guiding colleagues, maintaining technical documentation and working with suppliers Eligibility for DV clearance is required Desirable: experience with Intune, Landscape, JumpCloud, Atlassian or similar tools; ITIL Foundation; Infrastructure as Code; AWS or Azure; ISO 27001; Cyber Essentials Plus; UK public-sector work; agile delivery; or developing IT policies and standards Responsibilities: Manage the performance, resilience and lifecycle of our cloud services, infrastructure, devices and applications Administer Microsoft 365, Entra ID, identity and access management, endpoint security and corporate SaaS applications Maintain our corporate networks, including firewalls, switches, wireless, VPN, DNS and DHCP Implement configuration changes, integrations and automation to improve efficiency and consistency Monitor service health, capacity, performance and security, and proactively address risks and vulnerabilities Lead complex incident resolution, root-cause analysis and security investigations Coordinate patching, upgrades, backups, recovery testing and business continuity arrangements Maintain technical documentation, operational procedures, asset records and IT service-management standards Mentor colleagues, work with suppliers and stakeholders, and recommend improvements to sup