IT Systems Administrator in Essex

IT Systems Administrator Near Cambridge

My client, a fast-growing AI company based near Cambridge, is seeking an IT Systems Administrator to maintain, upgrade, and support the organisation s software, hardware, and network infrastructure. This is a hands‑on, business‑critical role ensuring all IT systems operate smoothly, securely, and efficiently across the company.

You will work closely with technical and non‑technical teams, taking ownership of day‑to‑day IT operations while helping to strengthen and scale the company s infrastructure as it continues to grow.

Key Responsibilities

• Installing, configuring, and maintaining company software, hardware, and devices
• Managing network servers, storage systems, and internal technology tools
• Setting up user accounts, provisioning workstations, and managing access controls
• Monitoring system performance and ensuring uptime across all platforms
• Troubleshooting IT issues, diagnosing failures, and resolving outages promptly
• Implementing and maintaining cybersecurity protocols, including firewalls, backups, and security policies
• Upgrading systems with new releases, updates, and hardware improvements
• Producing and maintaining documentation, IT policies, and training materials
• Training employees on company software tools (e.g., password managers, internal systems)
• Establishing and maintaining a documented IT security policy
• Ensuring CCTV and digital security infrastructure is properly configured and operational

Requirements Essential

• Experience in IT support, systems administration, or IT management
• Strong understanding of hardware, software, and networking fundamentals
• Ability to independently diagnose and resolve technical issues
• Knowledge of cybersecurity best practices
• Strong organisational skills and attention to detail
• Good communication skills, including the ability to support and train non‑technical staff
• Proactive mindset with the ability to manage a varied workload across multiple systems

Desirable

• Interest or experience in web development
• Experience with computational or electronics hardware
• Familiarity with CCTV, access‑control systems, or digital security infrastructure
• Knowledge of Linux, cloud platforms, or virtualisation technologies
• Previous experience in a start‑up or fast‑paced technical environment
• Ability to produce and maintain technical IT documentation and policies

Role Details

• Location: near Cambridge
• Working Pattern: Onsite, 5 days a week
• Scope: Broad role supporting all company‑wide IT infrastructure
• Opportunity: Help shape and strengthen IT systems as the company continues to scale

Interested? Please Click Apply Now! IT Systems Administrator