Senior Cyber Security Consultant

Senior Cyber Security Consultant – West Sussex Who are we recruiting for?

A leading cybersecurity and risk consultancy supporting critical clients across commercial, government, and regulated environments. This organisation specialises in cyber resilience, delivering end-to-end security solutions that protect organisations against evolving threats while ensuring compliance, operational continuity, and robust risk management. This is a confidential opportunity to take a senior, client-facing role in designing and leading cyber resilience programmes that safeguard complex IT ecosystems.

• Leading the planning, execution, and delivery of large-scale cyber resilience projects across cloud, on-premise, and hybrid environments.
• Designing and architecting secure, scalable, and resilient infrastructures aligned to client objectives and security frameworks.
• Managing and coordinating incident response activities, minimising impact on business operations and ensuring timely resolution of security incidents.
• Acting as a trusted client advisor, engaging stakeholders at all levels to understand requirements, provide guidance, and deliver tailored cyber resilience solutions.
• Collaborating with cross-functional teams, including infrastructure, networking, cloud (AWS), virtualisation (Nutanix, VMware), storage, and IT operations, to deliver integrated security outcomes.
• Facilitating Agile ceremonies, sprint planning, and retrospectives to promote efficient delivery, continuous improvement, and a collaborative team culture.
• Mentoring and developing junior consultants, sharing best practices in cyber resilience, security architecture, and Agile methodologies.
• Supporting business development efforts, contributing to proposals, presentations, and identifying opportunities to expand cyber resilience services.
• Driving knowledge sharing, documentation of best practices, and innovation within the Cyber Resilience practice.

• 5+ years’ experience leading cybersecurity or cyber resilience projects in enterprise or regulated environments.
• Deep expertise in threat intelligence, risk management, incident response, compliance frameworks (ISO 27001, GDPR, NIST CSF), and security architecture.
• Hands‑on experience with SIEM, XDR, firewalls, PAM, SOAR, CNAPP, and automation tools (Rapid7 Insight
  
  IDR/Insight
  
  VM/Insight Connect, Sentinel One, Fortinet, Delinea, Netskope, Ansible, Terraform).
• Proven ability to design and implement secure, scalable, and resilient infrastructures.
• Strong client engagement skills with experience acting as a senior escalation point and trusted advisor.
• Experience mentoring junior staff and leading cross‑disciplinary teams.
• Familiarity with Agile delivery methodologies and facilitation of ceremonies.
• Excellent problem‑solving, communication, and analytical skills, with the ability to thrive in a multi‑disciplinary environment.

• Competitive salary and benefits package with hybrid working flexibility.
• Senior‑level responsibility and ownership over client cyber resilience programmes.
• Opportunity to influence the strategic design and delivery of cutting‑edge security solutions.
• Exposure to high‑impact, multi‑sector projects across cloud, enterprise, and critical infrastructure environments.
• Clear career progression path towards Principal Consultant and Head of Service Line roles.
• Structured professional development including mentorship, training courses, certifications (CISSP, CISM, CEH), workshops, and leadership programmes.
• Work in a collaborative, innovative, and growth‑oriented environment where your expertise directly shapes client success.