Defence Nuclear Organisation - SyIntel Assurance Advisors
Ministry of Defence · Stoke Gifford, England
Defence Nuclear Organisation - SyIntel Assurance Advisors at Ministry of Defence, based in Stoke Gifford, England, paying £46,040 per annum. This is a permanent role.
- Salary
- £46,040 per annum
- Location
- Stoke Gifford, England
- Contract
- Permanent
- Posted
- 4 days ago
- Closes
- 2 Oct 2026
- Sector
- Security
21% below the typical rate for security
Reference bff9b4f54f6e4a7e15c43b5efc99f751d38a4ee2
About the role
Job summary
The Defence Nuclear Organisation (DNO) is responsible for the provision of the nuclear deterrent, encompassing our submarines and nuclear warheads, while also advising on UK nuclear planning and fostering international co-operation on nuclear matters. With a multidisciplinary team of over 700 professionals, the DNO brings together expertise in science, engineering, finance, policy, programme delivery, and more. We work in partnership with the Royal Navy, the Submarine Delivery Agency and the Atomic Weapons Establishment as the Defence Nuclear Enterprise (DNE).
Here at DNO we strongly believe that diversity and inclusion is not only the right thing to do but is also essential for a thriving and successful organisation. We have a culture where differences are celebrated, and our people feel supported, included and empowered. Join us and be part of an organisation that truly values diversity and inclusion and makes a positive impact on the world.
The Assurance Team supports Chief Defence Nuclear (CDN) in ensuring the coherent management of security and the reporting of aggregated risks across the DNE by: delivering and cohering risk-based security assurance; providing challenge, independent of delivery, for Accountable Person (APs), Regulated Persons (RPs) and Senior Responsible Officers (SROs); and testing the secure delivery of effective nuclear security regimes and compliance to MOD’s (relevant) policies and regulations to provide security assurance that enables programmatic decision making.
The positions are advertised at 37 hours per week.
Job description
You will be responsible for driving security improvements across the DNE through providing Second Line Assurance as part of the 3 Lines of Defence (3LODS) model. You will be responsible for providing proportionate, targeted, and prioritised risk-based security assurance activities across a nuclear security regime built to protect Defence Nuclear Assets (DNA), Defence Nuclear Information (DNI) and Accountable Nuclear Material (ANM) across the sites, operations, programmes and projects that make up the DNE.
You will conduct site based NMA&C (Nuclear Material Accounting & Control) assurance activities across at sites holding Defence ANM, through assessment and testing of NMAC, undertaking Physical Inventory Verification of ANM and to assess the effectiveness of site accountancy and control and compliance, engaging closely with the Defence Nuclear Security Regulator (DefNucSyR) and others
You will be responsible for maintaining and promoting security assurance as a key organisational priority. This includes identifying and managing the interfaces between safety, security, emergency preparedness, and other programme and project requirements to support the strategic priorities of the DNE.
The role will require flexibility, as security assurance activities will involve working unsociable hours, travelling across the UK, and occasionally travelling to foreign countries.
Hybrid and flexible working can be considered for these posts but will require regular workplace attendance due to security constraints and access to appropriate IT operating systems.
Candidates are encouraged to discuss options with the recruiting line manager before submitting their application.
This post is on the MOD Civilian Nuclear Post Control List (PCL) and may attract the Nuclear Recruitment and Retention Allowance (RRA). This is a discretionary allowance. The post being listed on the PCL does not mean that the post holder will have an automatic entitlement to receive the RRA. The NSQEP RRA is not a contractual allowance and can be amended or withdrawn without notice in line with MOD Main and Submarine Delivery Agency policy.
Person specification
Essential:
- Experience of delivering security compliance, assurance, or policy.
- Experience delivering high-quality reports to senior audiences and briefing large groups
- Proven ability to manage remote working.
- Proficient level of IT skills and familiarity with mainstream MS applications.
- Recognised training and qualification in security or related disciplines.
- Experience operating within a Defence environment.
Desirable:
- At least 2 years proven experience of working in nuclear security.
- Experience of completing sensitive and complex investigations.
- Experience as a Protective Security Practitioner.
- Membership of WINS (World Institute for Nuclear Security) or an articulated desire to achieve this.
- At least 5 years proven experience of working in security related employment.
Behaviours
We'll assess you against these behaviours during the selection process:
- Working Together
- Changing and Improving
- Leadership
We only ask for evidence of these behaviours on your application form:
- Working Together
Benefits
Alongside your salary of £46,040, Ministry of Defence contributes £13,337 towards you being a member of the Civil Service Defined Benefit Pension scheme. Find out what benefits a Civil Service Pension provides (opens in a new window).- Learning and development tailored to your role
- An environment with flexible working options
- A culture encouraging inclusion and diversity
- A Civil Service pension with an employer contribution of 28.97%
The post does not offer relocation expenses (move of home, excess fares or temporary transfer). Non Standard move applicants will be eligible for the full package, subject to eligibility.
Please Note: Expenses incurred for travel to interviews will not be reimbursed.
External recruits who join the MOD who are new to the Civil Service will be subject to a six-month probation period.
Please be advised that the Department is conducting a review of all pay related allowances which could impact on those allowances that the post currently being advertised attracts.
Any move to MOD from another employer will mean you can no longer access childcare vouchers. This includes moves between government departments. You may however be eligible for other government schemes, including Tax-Free Childcare. Determine your eligibility at https://www.childcarechoices.gov.uk/.
The Ministry of Defence is committed to providing a safe and healthy working environment for its staff which includes educating them on the benefits of not smoking, protecting them from the harmful effects of second-hand smoke and supporting those who want to give up smoking. Under the Smoke-Free Working Environment policy, Smoking and the use of all tobacco products (including combustible and chewing tobacco products) will not be permitted anywhere in the Defence working environment however some exemptions are in place, please refer to local guidance. The policy is Whole Force and includes all Defence personnel, contractors, visitors and other non-MOD personnel. All applicants seeking, considering, or accepting employment with the Ministry of Defence should be aware of this policy and that it is already in place at a number of Defence Establishments.
MOD Recruitment Satisfaction Survey – We may contact you regarding your experience to help us improve our customer satisfaction. The survey is voluntary and anonymous. You may however be given the opportunity to provide additional information to help us improve our service which in
Reference: bff9b4f54f6e4a7e15c43b5efc99f751d38a4ee2 · Posted 4 days ago · Closes 2 Oct 2026 · Listed via Ministry of Defence
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