Security Controller
Listed on 2026-07-18
-
Security
Security Management & Operations, Cybersecurity, Information Security
Overview of the role
The role sits within the Nuclear:
Defence and Civil (NDC) division in Mott Mac Donald’s Energy unit (EEN) and focuses on security in nuclear decommissioning, nuclear generation, defence and industrial process sectors.
We seek a candidate with prior consulting experience or experience as the key security contact in large‑scale organisations and programmes. The role requires demonstrable skills in protective/physical security, supply‑chain security and personnel security.
Key responsibilities- Develop security strategy, plans and governance.
- Act as a single point of contact for all project security‑related matters.
- Track and maintain compliance with security policy, procedures and processes for the project team and subcontractors.
- Support the project delivery team by providing security‑focused guidance regarding the implementation of security aspect letters.
- Demonstrate knowledge and application of recognised security assurance frameworks and standards.
- Ensure the project reflects any changes to security posture, communicating and implementing additional controls, where necessary.
- Coordinate security awareness training for the project team and subcontractors.
- Support the project commercial team in assessing and scoring security submissions.
- Monitor and record security non‑conformance to provide auditable evidence.
- Communicate emerging security risks and uncertainties to programme and project management.
- Maintain security management experience and oversight throughout the project lifecycle.
- Previous experience working with:
- Civil Nuclear Regulators
- Ministry of Defence (or equivalent security authority)
- Working knowledge of ONR Security Assessment Principles and Nuclear Industry Security Regulations 03.
- Experience with Civil Nuclear Security processes and understanding of List N / Reg 22 requirements.
- Experience with Ministry of Defence security regulations.
- Knowledge in one or more of the following areas:
- Threat and risk analysis
- Security risk management
- Strategic schemes and master‑planning
- Counter‑terrorism
- Physical security design
- Continuity and resilience for security threats
- Able to satisfactorily conclude complex or high‑consequence security investigations.
- Experience interpreting and delivering corporate security governance, policies and procedures to meet legislative and client requirements and regulatory standards such as NPSA, ISO and GovS: 007.
- Security qualifications (e.g. NVQ, BTEC, CSMP).
- Able to critically review the work of others.
- Understanding of the RIBA plan of work and the delivery of security within the built environment.
- Experience establishing or working in a Facility Security Clearance environment.
- Membership of recognised national security institute.
- National Protective Security Authority exposure.
- Management of risk experience.
Please note that offers for this role are conditional upon obtaining the appropriate level of Security Clearance.
UK ImmigrationMott Mac Donald Ltd. are not currently offering sponsorship to candidates under the Skilled Worker visa route in the UK. We welcome applications from candidates who are eligible for alternative immigration routes that do not require sponsorship.
Equality, diversity, and inclusionWe put equality, diversity, and inclusion at the heart of our business and are committed to creating an inclusive environment where everyone can contribute.
AccessibilityIf you have a disability or need support to apply or attend an interview, please contact reaso and we will discuss how to accommodate you.
Benefits- Financial wellbeing
- We match employee pension contributions between 4.5% and 7%.
- Life assurance equal up to 4 × your basic salary, with an option to increase to 6 × your salary.
- Income protection scheme providing financial benefit and absence/return‑to‑work support.
- Flexible benefits including increased life assurance cover, critical illness insurance, payroll saving and will writing.
- Annual bonus schemes.
- Employee ownership
- No external investors; culture of shared success.
- Stake and voice in business decisions and performance bonuses.
- Direct pathway to ownership for senior roles from day one.
- Health and wellbeing
- Private medical insurance for all…
To Search, View & Apply for jobs on this site that accept applications from your location or country, tap here to make a Search: