Back Office Admin

We are looking for a Back office Admin with Russian language to join our team team in London. This is an office-based role to support and develop our internal IT infrastructure, corporate services, user access, devices, and office network. What you'll be doing:

• Administer and support internal corporate services, including domain services, authentication, email, CRM, and other business systems.
• Manage user accounts, permissions, access groups, onboarding and offboarding processes.
• Support corporate devices used by employees, primarily Linux laptops.
• Install, configure, and maintain operating systems, corporate software, VPN clients, security tools, and required applications.
• Manage mobile devices using MDM tools.
• Maintain and troubleshoot the corporate office network, including switches, Wi-Fi, VPN, firewalls, and related infrastructure.
• Monitor infrastructure and services using monitoring tools.
• Use automation tools and scripts to simplify routine administration tasks.
• Maintain hardware and software inventory.
• Handle employee IT support requests and resolve technical issues.
• Document internal IT processes, configurations, and user instructions.
• Participate in improving security, reliability, and maintainability of internal IT systems. What we're looking for:
• Experience as a System Administrator, IT Administrator, or similar role.
• Good knowledge of Linux desktop administration.
• Experience with user access management, directory services, LDAP, Active Directory, or similar systems.
• Understanding of corporate networks, TCP/IP, DNS, DHCP, VPN, Wi-Fi, and basic firewall concepts.
• Experience supporting business applications such as email systems, CRM, internal portals, or similar services.
• Experience with monitoring and automation tools.
• Basic scripting skills, preferably Bash or Python.
• Understanding of endpoint security, device management, and access control principles.
• Ability to communicate clearly with both technical and non-technical employees.
• Accuracy, responsibility, and willingness to document work. Nice to have:
• Experience with MDM systems for mobile device management.
• Experience with configuration management tools such as Ansible.
• Experience with virtualization, containers, or backup systems.
• Experience working in companies with mostly Linux-based employee devices.
• Familiarity with IT security best practices. Work Format:
• Office-based role.
• Regular work from the office is required, as the role includes support of corporate devices, office infrastructure, and internal network equipment. Why join us? IN8INITY is a dynamic telecommunications company delivering reliable ISP services and modern network solutions. We operate carrier-grade networks and continuously evolve our infrastructure with a strong focus on stability, scalability, and operational excellence.