Defence Security Governance Lead (UK)

Northrop Grumman; Royal Borough of Kingston upon Thames; On-site; GBP 70,000 - 100,000; Full time

Benefits offered by this job

Flexible working

Private healthcare

Pension scheme

Annual performance bonus

Learning and development

Job summary

Northrop Grumman UK is seeking a Site Security Controller to protect people, facilities and information across New Malden and our UK HQ in Central London. You will govern security posture, lead accreditation and work with Defence stakeholders to maintain compliant, trusted operations.

The role offers exposure to high‑profile defence programmes, a chance to shape security policy, and to mentor security teams while partnering with senior leaders to balance security and business needs.

Qualifications

• Significant senior security experience in defence/government or highly regulated environments.
• Knowledge of JSP 440, GovS 007 and related UK government security guidance.
• Experience developing, implementing and improving security policies and compliance processes.
• Expertise across physical, information and personnel security controls.
• Excellent stakeholder management and communication skills, able to influence at all levels.

Responsibilities

• Lead security governance and compliance activities for New Malden and London sites.
• Maintain certification and accreditation of operational facilities.
• Develop, communicate and promote security policies and awareness across the business.
• Monitor effectiveness of security controls and identify improvement opportunities.
• Manage security incidents, investigations and audits with timely reporting and escalation.
• Act as Crypto Custodian for the Defence Operating Unit and support security teams.

Skills

Senior security experience

UK government security standards

Security policy development

Security controls (physical, info, ppl

Stakeholder management

Change leadership

Job description

Northrop Grumman UK is seeking a Site Security Controller to protect people, facilities and information across New Malden and our UK HQ in Central London. You will govern security posture, lead accreditation and work with Defence stakeholders to maintain compliant, trusted operations.

The role offers exposure to high‑profile defence programmes, a chance to shape security policy, and to mentor security teams while partnering with senior leaders to balance security and business needs.