Cyber Security Manager (Defence)

TL;DR

Cyber Security Manager (Defence): Developing and leading hirify.global UK’s cyber security strategy across defence projects and supply chains with an accent on threat intelligence, incident response, risk management, and regulatory compliance. Focus on protecting restricted environments, strengthening supplier assurance, and embedding DevSecOps practices across engineering, IT, and programme teams.

Location: Based in Fareham, Farnborough, or Heywood House in the United Kingdom; occasional overseas travel and travel to other hirify.global UK offices required.

Company

hirify.global is a global defence and security company developing advanced solutions across aeronautics, weapons, command and control, sensors, underwater systems, aviation, space, and civil security.

What you will do

• Develop, implement, and oversee cyber security policies aligned with defence and government standards.
• Lead threat intelligence, risk assessments, threat modelling, vulnerability management, and incident response.
• Drive compliance with DefStan 05-138, ISO 27001, NIST, MOD JSPs, ITAR, and GDPR requirements.
• Strengthen cyber security within supplier assurance, selection, supply chains, network architecture, encryption, and identity and access management.
• Direct cyber security audits and penetration testing across defence platforms and supply chains.
• Collaborate with engineering, IT, and programme teams to embed security and DevSecOps into defence projects.

Requirements

• Extensive cyber security management experience in defence, aerospace, or government environments.
• Strong knowledge of classified information handling, secure communications, intrusion detection, SIEM, and advanced threat intelligence.
• Proven experience leading incident response in high-security environments.
• Leadership, stakeholder management, and the ability to operate effectively under pressure.
• Degree in Cyber Security, Computer Science, or a related field, or equivalent defence and security qualifications.
• SC-level National Security Vetting clearance is required, or eligibility to obtain it.

Nice to have

• Certifications such as CISSP, CISM, CISA, or CEH.
• Experience with secure cloud environments including Azure Government or AWS GovCloud.
• Knowledge of cyber warfare tactics, countermeasures, and work with national security agencies or defence contractors.

Culture & Benefits

• Work within a large international defence and security organisation focused on protecting people and society.
• Collaborate across UK offices and hirify.global’s global cyber security organisation.
• Contribute to advanced technologies spanning software engineering, underwater robotics, radars, AI, and armed forces training.
• Employment screening includes baseline personnel security checks, reference checks, working-rights verification, and a security interview.