Security Controller
Listed on 2026-07-18
-
Security
Cybersecurity -
Engineering
Data Science Manager, Cybersecurity
Mott Mac Donald is a global engineering, management, and development consultancy with over 20,000 employees across more than 50 countries and 140+ offices.
We work across incredible global industries, delivering exciting work that is defining our future and making an important societal impact in the communities we serve. Our people power our performance – we succeed when they do. With countless opportunities to collaborate, learn, and grow, the possibilities for excellence are as varied as every individual.
Whether you want to grow as a subject matter expert or broaden your experience with roles across our international community, you’re surrounded by global specialists who want to combine their expertise and champion you to be your best. As a proudly employee‑owned business, we benefit our clients, our communities, and each other, investing in creating the right space for everyone to feel empowered, included, and valued.
Whatever your ambition, Mott Mac Donald is where people come to be brilliant.
The Energy unit delivers services to clients globally across several sectors including hydropower, nuclear, waste, renewable generation and transmission & distribution networks. Together we provide integrated engineering and project management services across the project lifecycle – from concept and design to construction and operations, to decommissioning or repowering and life extension. Together with our clients, we’re helping to deliver the energy transition globally.
OverviewOf
The Role
The role sits within the Nuclear:
Defence and Civil (NDC) division in Mott Mac Donald's EUNA Energy unit (EEN) who work within the nuclear decommissioning, nuclear generation, defence and industrial process sectors.
In this role we are looking to grow our diverse team with individuals who have prior consulting experience or experience as the key security contact in large scale organisations and programmes. Individuals looking to apply should have demonstrable skills in areas including protective / physical security, supply chain security and personnel security.
You will be advising clients, architects, engineers, suppliers and project managers on the best approaches to manage security risk in capital programmes across a range of sectors including energy, nuclear, defence, and infrastructure.
- 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, process for both project team and sub‑contractors
- Support the project delivery team by providing security focused guidance regarding 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 sub‑contractors
- Support project commercial team assessing and scoring security submissions
- Monitor and record security non‑conformance to provide auditable evidence
- Communicate emerging security risks and uncertainties to programme / project management
Essential:
- Security management experience
- Previous experience working with:
- Civil Nuclear Regulators
- and / or Ministry of Defence
- 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
- Previous experience working with / understanding of Ministry of Defence security regulations
- Knowledge in one or more of the following:
- Threat and risk analysis
- Security risk management
- Strategies 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 in interpretation and delivery of corporate security governance, policies and procedures to meet legislative / client requirements and regulatory standards e.g. NPSA, ISO, GovS: 007
- Security…
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