Site Security Manager

Role Overview

Site Security Manager at Bristol overseeing all operational security matters, achieving and maintaining HMG accreditation standards across the site, and ensuring a secure working environment for all users while building relationships with stakeholders.

Responsibilities

• Establish and implement procedures to protect MBDA Bristol site, workforce and classified information in line with UK legislation and company policy.
• Deliver pre‑ and post‑audit strategies to maintain MBDA UK’s Facility Security Clearance (FSC) status.
• Ensure compliance with local police and Home Office firearms licensing requirements.
• Manage a diverse team of security professionals, including contracted and MBDA staff across the Ops security and uniformed guarding team; support Information & Personnel Security teams to meet national accreditation requirements for classified IT systems and security clearances.
• Oversee the cryptographic custodian, handling, management and control of cryptographic material.
• Lead security‑focused activities to promote a positive and effective security culture.
• Design and implement measures to mitigate identified threats and risks.
• Maintain effective relationships with external parties, local law enforcement, CTSA, NADG, PSyA and neighbouring FSC organisations.
• Participate as a member of the Incident Management Steering Group and ensure security policies and training meet threats across the MBDA UK estate.
• Manage project security planning processes through positive relationships with internal stakeholders and project leads.
• Support or lead internal security investigations, conduct interviews and produce comprehensive reports.
• Deputise for the UK Operations Security Manager as and when required and represent departmental issues and needs.

Qualifications

• Experienced leader capable of managing diverse teams.
• Sound knowledge and experience of NPSA/PSyA & HMG security standards for FSC industry.
• Working knowledge of cryptographic management security regimes; high understanding of operational security measures and governance principles.
• Practical experience in major incident management; understanding of threats and risk specific to the defence industry and critical national infrastructure.
• Developed vetting clearance or ability to achieve it.
• Demonstrable presentation and communication skills.

Desirable

• Understanding of personnel & information security principles.
• Ability to build trust through relationship building, networking and influencing.
• Investigation management experience.
• Recognised qualification in security management (CSMP / ASIS CPP equivalent).
• Membership of professional security body (Security Institute / DISA / ISMI equivalent).

Benefits

• Salary: Circa £62,000 depending on experience.
• 25 days paid annual leave, plus extra days after 5, 10, 15 years of service; option to purchase up to 5 additional days.
• Flexible working (hybrid; 3‑4 days on‑site per week).
• 4% employee contribution and 6% employer contribution to the Defined Contribution pension plan (up to 14% total).
• Company bonus up to 21% of base salary.
• Health and wellbeing: medical, dental, optical, health cash plan.
• Support for mortgage advice, childcare, travel subsidies and discount vouchers.
• Enhanced parental leave up to 26 weeks for maternity, adoption and shared parental leave, with additional enhancements for paternity, neonatal and fertility treatments.
• Incident management training and development opportunities.
• Security clearance to SC level (DV clearance thereafter).

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