Senior Information Technology Administrator

About the role

The Senior Information Technology Administrator leads the management, optimisation and support of the organisation's IT infrastructure. Acting as a subject‑matter expert, this role ensures secure, reliable operation of all systems while mentoring junior staff and aligning IT services with business objectives.

Key responsibilities

• Architect, install, configure and maintain servers, desktops, network equipment and software.
• Proactively monitor, analyse and optimise network and system performance, addressing bottlenecks.
• Manage user accounts, permissions and access controls in Active Directory and other authentication systems.
• Design, implement and regularly test data backup and disaster‑recovery strategies.
• Develop and enforce robust IT security measures, including firewalls, antivirus, patch management and regulatory compliance.
• Lead resolution of complex technical incidents via the help‑desk ticketing system.
• Plan and drive IT projects such as system upgrades, cloud migrations, integrations and roll‑outs.
• Maintain detailed documentation of procedures, assets and configurations.
• Coordinate with vendors for procurement, escalation and support.
• Provide guidance, training and mentorship to junior staff and end‑users.
• Evaluate new technologies, recommend adoption and contribute to IT policies and standards.

Required profile

• Bachelor’s degree in IT, Computer Science or related field, or equivalent experience.
• Minimum 5 years of hands‑on IT administration experience in a medium to large organisation.
• Proven expertise with Windows and/or Linux server administration, networking (TCP/IP, LAN/WAN) and Active Directory.
• Experience with cloud platforms (Microsoft Azure, AWS) is highly desirable.
• Familiarity with IT service management tools, backup and disaster‑recovery solutions.
• Strong scripting ability in PowerShell, Bash or comparable languages.
• Excellent problem‑solving, troubleshooting, communication and documentation skills.
• Ability to manage multiple priorities, work independently and lead technical initiatives.

Required skills

• Windows Server administration
• Linux Server administration
• Active Directory
• TCP/IP, LAN/WAN networking
• Microsoft Azure
• AWS
• PowerShell scripting
• Bash scripting
• ITSM tools
• Backup and disaster‑recovery solutions
• Firewalls, antivirus and patch management
• Virtualisation technologies
• Endpoint management
• Identity and access management platforms

What we offer

• Flextime work schedule
• Health insurance
• Opportunity for promotion to permanent employee