System Administrator - Contract

About the Role

We are looking for a skilled System Administrator to manage and maintain our growing IT infrastructure. You’ll play a critical role in ensuring our systems remain secure, scalable, and highly available - while enabling teams to operate smoothly across platforms.

Key Responsibilities

• Oversee daily operations, maintenance, and troubleshooting of networks, servers and related hardware/software.
• Monitor system performance, identify issues, and proactively implement improvements to ensure availability and reliability.
• Lead implementation of security protocols - firewalls, encryption, and access controls-to protect against cybersecurity threats.
• Manage user accounts, permissions, and access rights in compliance with internal policies and security standards.
• Collaborate with vendors and third-party providers for integration, upgrades, and issue resolution.
• Maintain detailed documentation of system configurations, processes, and incident responses.
• Support audits, compliance efforts, and technical evaluations across internal teams.

Must-Have Skills

• End-user support for Mac/Windows within the organisation.
• Exposure to Okta, G Suite administration and Active Directory
• Exposure to MDM tools like Cisco Meraki, Hexnode.
• Working knowledge of cloud platforms: AWS, Azure, or Google Cloud Platform.
• Hands-on experience with Windows and Linux system administration.
• Expertise in networking protocols (TCP/IP, DNS, DHCP, VPN, VLAN).
• Knowledge of security tools (firewalls, IDS/IPS, access controls, encryption).
• Responsible for managing assets and conducting routine asset audits on a regular basis.
• Familiarity with virtualisation technologies such as VMware or Hyper-V.
• Scripting skills in PowerShell and/or Bash for automation.
• Experience with monitoring tools and performance optimisation.
• Strong troubleshooting and analytical skills.

Good to Have

• Strong interpersonal and communication skills; capable of explaining simple procedures in writing or verbally; good phone skills.
• Experience working in fast-paced, multi-location, cloud-first organisations and high-availability production environments.
• Diagnosing and troubleshooting Mac-related systems, ensuring the seamless functioning and uninterrupted productivity of the organisation.

Education & Certifications

• -
• Bachelor's degree in IT, Computer Science, or related field (or equivalent experience).

Certifications preferred

• IT certifications (AWS SysOps, Azure Admin, RHCE, etc.) are a plus.
• CompTIA Server+, Network+, Security+
• Microsoft Certified: Azure Administrator / Windows Server
• AWS/Azure Cloud Certifications
• ITIL, CISSP (for security-focused roles)