Nuclear Security Officer

Company: Mitie Group plc.
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Location:
Job Description:

Current salary is £14.40 – £15.00 per hour with an annual salary of £31,536 – £32,848 based on an average of 42 hours. Recruiting now for May 2026.

Shift patterns: 12‑hour shifts (2 days & 2 nights) with 4 days off. Includes public bank holidays, weekends, and trace active areas as required.

Key Responsibilities

  • Protect customers’ property, people and assets by providing security operations in direct accordance with the site’s published Assignment Instructions (AI’s) and any subsequent changes.
  • Respond to emergency situations and deliver the Service Level Agreement for the customer.
  • Manage access and exit points, including vehicle searches, pass verification and intelligence gathering.
  • Oversee the control and safe custody of contraband and prohibited items.
  • Conduct thorough internal and external patrols of the estate using patrol vehicles and systems as required.
  • Accurately complete incident reports and daily occurrence logs.
  • Maintain awareness of, and compliance with, all relevant policies, legal and regulatory requirements as directed by the Security Account Manager and in accordance with UK law.
  • Collaborate closely with the Civil Nuclear Constabulary and Cumbria Constabulary to uphold site safety and security.
  • Fulfil all assigned tasks and duties as outlined in the published Assignment Instructions (AI’s).
  • Regularly review Assignment Instructions to stay updated on changes and proactively suggest improvements to enhance service quality.
  • Ensure compliance with industry and statutory legislation, including Security Industry Authority standards and regulations from the Office for Nuclear Regulation and Nuclear Decommissioning Authority.
  • Adhere to all legal and safety obligations associated with the role.
  • Follow instructions and procedures diligently and systematically.
  • Maintain vigilance at all times, reporting incidents to supervisors or management via radio or telephone as necessary.
  • Be prepared for prolonged periods of standing, walking, bending, and direct interaction with visitors, working in both indoor and outdoor environments.
  • Use sound judgement and initiative, involving others immediately if a situation appears threatening.
  • Record detailed and accurate notes as soon as possible after any incident, supporting the incident reporting process.
  • Contact emergency services and the Communication Centre to report all incidents.
  • Ensure check calls are made at the designated times as outlined in the Assignment Instructions (AI’s).

Training, Security, and Health & Safety Responsibilities

  • Successfully complete all required training, competency assessments, and upskilling as needed.
  • Pursue additional training for ongoing self‑development, as directed by the Security Account Manager.
  • Leverage technology to achieve key objectives and continuously expand job knowledge through professional development.
  • Remain vigilant for any health and safety hazards or potential risks on site and report them immediately.
  • Stay alert to threats or changes in the work environment, taking prompt action to minimize disruption, loss, or damage.
  • Adhere to schedules and demonstrate commitment to both Mitie and the client.

Qualifications & Experience

  • Previous security experience (desirable, not essential).
  • SIA License (desirable, will be provided).
  • Customer Service experience (beneficial).
  • Full UK driving licence is preferred but not essential.
  • SC Clearance (desirable) but must be obtained as a condition of your employment.

Benefits

  • Up to 20 days annual leave.
  • Pension.
  • SIA licence renewal.
  • Employee Assist Programme for all staff.
  • 24‑hour access to GP Services.
  • Life assurance policy.
  • Extra holiday after 3 years service.
  • Employee retail and leisure discounts.
  • Save‑as‑you‑earn scheme.
  • Company shares schemes.

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Posted: April 8th, 2026