Assistant Defence Establishment Security Officer Job at UK Government – Ministry of Defence in Yeovilton

Job Description

The ADESyO is to assist (and act as alternative) DESyO in the coordination of all aspects of establishment security, counter terrorism, counter sabotage and advice on security matters and will act as STRAPSO for the establishment. This post is responsible for the following key areas: To co-ordinate all aspects of physical, documentary, and personnel security within the establishment. Liaise and work as the alternative IT Security Officer (ITSO) as/when required, to ensure all aspects of IT/CYBER security are correctly managed. Assist ITSO/Security Admin Officer in monitoring and reporting CYBER/Social Media information pertinent to RNAS Yeovilton stakeholders and VL Command. To co-ordinate the preparations for external Security Assurance Visits and Inspections by the PSyA Security Assurance Team and carry out actions required for self-assessments. The ADESyO is authorised to take whatever measures are necessary to ensure that security rules are being observed. When authorised by the ESyO he/she may make spot checks of any department, Squadron or section without prior warning to note security measures in force and impound any protectively marked material not properly secured.


Due to the nature of the appointment, the successful candidate will be expected to undertake Developed Vetting (DV) security clearance. The postholder will also be expected to attend and complete the following job-related training:

Defence Establishment Security Officer Course at DITG/A/6210 (5 days).

SISYS Administration Training Course

CYBER and Social Media Training Courses

Defence IT Security Officers at DITG/A/7210


We’ll assess you against these behaviours during the selection process:


Making Effective Decisions

Communicating and Influencing

Working Together

Delivering at Pace

Seeing the Big Picture


The unique opportunities offered within RNAS Yeovilton are varied, challenging and exciting and support Navy Command’s role to generate and operate forces for today and to ensure we are ready for tomorrow by developing and delivering the Navy of the future. Navy Command provides an open, flexible and supportive work environment and Civil Servants and Armed Forces personnel work together in a wealth of interesting and challenging jobs in different disciplines, from finance; legal services; personnel and HR; project planning and managing contracts, to media and communications. The MOD provides an excellent opportunity to develop skills through personal development and offers flexible working, excellent annual leave and maternity allowances and a very competitive pension scheme. (25 days paid annual leave rising (1 day per year) to 30 days upon completion of 5 years’ service). At RNAS Yeovilton we understand the everyday commitments both inside and outside the workplace, so our aim is to provide the flexibility to maintain a great work-life balance. This post does not offer any assistance with relocation allowances. 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. Due to the nature of the role and on-base duties, this position is not currently considered suitable for remote working.

About Company

Company: UK Government – Ministry of Defence

Company Location:  Yeovilton

Job Category: Engineering Jobs, Mechnical Jobs, Electrical Jobs

About UK Government - Ministry of Defence