IT Cyber Security and Infrastructure Manager

Trinity House; Tendring; On-site; GBP 64,530 - 71,013; Full time

Benefits offered by this job

Membership in the Civil Service Pension Scheme

Generous annual leave entitlement

Annual Bonus

Cycle to work scheme

Job summary

Trinity House in Harwich is seeking an IT Cyber Security and Infrastructure Manager for a fixed-term position lasting up to 6 months. The ideal candidate will have a Cisco CCNP certification, strong hands-on expertise in cyber security, and network infrastructure. Responsibilities include overseeing firewalls, driving cyber security improvements, and managing technical teams. Benefits include generous annual leave and pension contributions. This role is vital for maintaining security across maritime operations.

Qualifications

• CISCO CCNP certification is essential.
• Hands-on network infrastructure experience required.
• Technical experience across cyber security environments necessary.

Responsibilities

• Deliver cyber security improvements organization-wide.
• Manage core network infrastructure and associated services.
• Monitor and respond to security incidents and events.

Skills

Cisco CCNP

Network security principles

Security monitoring

Incident response

Technical troubleshooting

Tools

Firewalls

SIEM

Darktrace

Job description

IT Cyber Security and Infrastructure Manager

Fixed Term (up to 6 months)

Location: Harwich

Salary: £64,530.00 – 71,013.00 per annum pro rata

Hours: 37 hours per week

Trinity House works for the benefit and safety of all mariners as a General Lighthouse Authority and maritime charity. Our people are central to our reputation as a leading maritime organisation, as is our commitment as an employer to developing the skills, capabilities and potential of our workforce.

We are seeking an experienced IT professional with strong hands‑on network infrastructure and cyber security expertise for a 6‑month fixed‑term appointment to cover a secondment.

Key Responsibilities

• Deliver cyber security improvements and technical controls across the organisation
• Oversee firewalls, endpoint protection, threat detection platforms (e.g. Darktrace), and related tooling
• Manage and secure core network infrastructure (Cisco‑based) and associated services
• Identify, assess, and remediate vulnerabilities and security risks
• Monitor and respond to security incidents and events
• Drive progress towards Cyber Essentials Plus accreditation
• Oversee key security tooling (e.g. firewalls, SIEM, Darktrace) and third‑party suppliers
• Lead infrastructure and security projects and support continuous improvement

On call support may be required.

Qualifications and Experience

• Cisco CCNP (essential) with strong hands‑on network experience
• Experience with penetration testing outputs and vulnerability assessments, and translating findings into actionable remediation plans
• Proven technical experience across cyber security and infrastructure environments
• Experience with security monitoring, threat detection, and incident response
• Strong understanding of network security principles (firewalls, VPNs, segmentation)
• Experience identifying and remediating vulnerabilities
• Ability to troubleshoot complex technical issues and support technical teams
• Ethical hacking (or similar) training desirable

Benefits

• Membership in the Civil Service Pension Scheme, with generous employer pension contribution
• Generous annual leave entitlement
• Annual Bonus
• Cycle to work scheme

We welcome qualified individuals to apply and we look forward to reviewing your applications for this exciting opportunity. We are committed to equity within a respectful, diverse and inclusive environment.