Network & Security Analyst

Join Colchester Institute - Where Your Career Makes a Difference

At Colchester Institute, we believe in the power of education to transform lives and communities. As one of the region's leading providers of education and training, we offer a dynamic, supportive and forward-thinking working environment where staff can thrive and make meaningful change.

Network & Security Analyst – you will be responsible for designing, monitoring and securing the organisation’s IT infrastructure to ensure availability, performance and resilience. You should be proactive in identifying and mitigating cyber risks and security incidents.

Job Title: Network & Security Analyst

Full time

• Design, implement, and maintain secure, resilient network infrastructure across on‑premises and cloud environments. Ensure optimal performance, availability, and scalability aligned with business needs.
• Continuously monitor network performance, capacity, and reliability using appropriate tools. Identify bottlenecks and implement improvements to maintain service levels.
• Operate and manage security controls including firewalls, IDS/IPS, endpoint protection, and secure gateways. Ensure systems are configured in line with security best practices.
• Monitor for security threats and respond to incidents in line with incident management procedures. Investigate root causes and implement corrective and preventative actions.
• Conduct regular vulnerability scanning, risk assessments, and remediation activities. Work with stakeholders to prioritise and address security weaknesses.
• Manage network access controls, authentication mechanisms, and privileged access. Ensure the principle of least privilege is consistently applied.
• Support the development and enforcement of network and security policies, standards, and procedures. Ensure compliance with regulatory, contractual, and organisational requirements.
• Plan and implement network and security changes through formal change control processes. Apply patches and updates to minimise risk and service disruption.

• BTEC Level 3 or above. CCNA, CompTIA Network or Security+
• A computing degree is desirable

• Experience working with firewalls, switches, routers and wireless networks.
• Knowledge of Wireshark and NMap.
• Understanding of MS Azure and experience managing an enterprise network.
• A working knowledge of Linux.

At Colchester Institute, we value our staff and invest in their growth. Joining us means becoming part of a vibrant community dedicated to excellence in education and training. If you are passionate about making a difference and inspiring the next generation, we would love to hear from you.

We do not engage with recruitment or search agencies unless they have been officially contracted in line with our PSL.