System Administrator - Contract

Job description

**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)