Senior Physical Security Adviser

SR2 REC LTD; Greater London; On-site; GBP 55,000 - 75,000; Full time

Job summary

SR2 REC LTD is seeking a Senior Physical Security Adviser to support national infrastructure with SC clearance. The role combines hands-on security delivery with senior stakeholder engagement and leadership, including mentoring junior advisers and ensuring consistent risk assessment methodologies.

The successful candidate will lead site security surveys, conduct risk and vulnerability assessments, investigate incidents and provide expert guidance on CCTV, access control and perimeter protection.

Qualifications

• Active SC clearance.
• Significant experience in physical security consultancy, protective security or security risk management.
• Hands-on experience with physical security risk assessments, site surveys and vulnerability reviews.
• Experience mentoring junior consultants and reviewing outputs.
• Technical understanding of CCTV, access control, intrusion detection and related systems.

Responsibilities

• Lead site security surveys and risk assessments across a complex infrastructure.
• Investigate security incidents and recommend mitigations.
• Provide specialist guidance on CCTV, access control and intrusion detection systems.
• Mentor junior advisers and develop consistent methodologies.
• Engage with senior stakeholders and translate risk into actionable recommendations.
• Support governance, risk reporting and continuous improvement of physical security processes.
• Provide senior-level technical leadership across security advisory activities.

Skills

SC clearance

Physical security consultancy

Risk assessments

Site surveys

Incident investigations

CCTV knowledge

Access control knowledge

Stakeholder engagement

Mentoring

Governance & assurance

Job description

Senior Physical Security Adviser - SC Cleared

We are seeking an experienced Senior Physical Security Adviser to support the delivery of physical security advisory services across a complex, nationally distributed infrastructure environment.

The successful consultant will combine hands‑on physical security expertise with senior stakeholder engagement and technical leadership. A key aspect of the role will be mentoring and developing junior security advisers, ensuring consistent standards across risk assessments, incident investigations and security recommendations.

The position requires someone comfortable operating independently, providing strategic advice whilst remaining actively involved in technical delivery.

Key Responsibilities

• Physical Security Assessments: Lead site security surveys, threat and vulnerability assessments, identifying risks to people, infrastructure, assets and operations.
• Incident Investigation: Assess physical security incidents, including theft, unauthorised access, intrusion, equipment tampering and suspected security breaches. Identify root causes and recommend appropriate mitigations.
• Technical Security Advisory: Provide specialist guidance on CCTV, access control, perimeter protection, intrusion detection and physical security controls.
• Mentoring and Development: Coach junior security advisers, review their assessments and reports, provide technical guidance and help develop consistent methodologies and best practice.
• Stakeholder Engagement: Work closely with senior stakeholders and operational teams, translating complex security risks into clear, actionable recommendations.
• Governance and Assurance: Support security policy development, risk reporting, compliance reviews and continuous improvement of physical security processes.
• Technical Leadership: Provide senior‑level oversight of security advisory activities, ensuring quality, consistency and effective risk management.

Essential Experience

• Active SC clearance
• Significant experience in physical security consultancy, protective security or security risk management.
• Strong hands‑on experience conducting physical security risk assessments, site surveys and vulnerability reviews.
• Demonstrable experience investigating incidents and developing practical security recommendations.
• Technical understanding of CCTV, access control, intrusion detection and associated protective security systems.
• Experience mentoring junior consultants, reviewing technical outputs and developing team capability.
• Confident engaging senior stakeholders and presenting risk‑based security advice.
• Ability to work independently and take ownership of complex security deliverables.