PJHQ J5 PA & Business Support Manager

UK Ministry of Defence
  • Location
    London, United Kingdom
  • Sector
  • Experience
    Mid Career
  • Posted
    Nov 11

Position description

The Permanent Joint Headquarters (PJHQ) is a 3* led HQ, based at Northwood leading and running overseas operations, and consists of approx 400 staff; a mix of military and Civil Servants. The planning division (J5) within PJHQ is responsible, on behalf of the Chief of Joint Operations and the Defence Commitments Management Organisation, for operational planning; contingent and crisis planning; and campaign development.

We are looking for a hardworking and enthusiastic individual with strong interpersonal, organisational and collaborative skills to join our motivated and upbeat team! Providing Business Support directly to Assistant Chief of Staff (ACOS) J5, the military 1* head of the Division, and across the broader Division, you will be required to engage effectively with multiple partners across different grades in both PJHQ and across external organisations.

This position is advertised at 37 hours per week.

Strategic Command is going through a significant transformation programme which aims to improve the way the Command conducts its business and delivers for Defence and the nation. As a consequence of this, all posts within Strategic Command Headquarters and in time the wider organisation, are/will be subject to review and potential changes as we continuously improve across the period of the transformation programme. These changes may be minor or could be more substantive and will generate new opportunities. Throughout, the Command’s transformation programme is committed to following the MOD’s framework on managing and supporting people through the change process and places an emphasis on early and open consultation and engagement with the Command’s personnel and Trade Unions.

Job description

The role is key to supporting ACOS J5 with the co-ordination and management of their diary, inbox and having an oversight of commitments and tasks. Working with both internal and external partners, the individual will be central to arranging internal J5 visits to PJHQ whilst also planning and arranging travel for ACOS J5 to both UK and overseas locations. Broader support to the Division includes coordination of administrative activity for both personnel arriving and departing, oversight of personnel reports and operating as the Divisional Budget Manager for an annual budget of circa £400,000.


  • Co-ordinate and run ACOS J5’s diary, inbox, partner engagement and assure outgoing staff work follows PJHQ policy and procedures.
  • Handle and coordinate ACOS J5 commitments and internal tasking around ACOS’s daily schedule, identifying and managing against priorities.
  • Coordinate and run internal visits to PJHQ, conferences/formal functions, including budgets, access/security requirements, Command Support Group compliance and hospitality register returns.
  • Plan and arrange ACOS J5 visits to operational areas and outward meetings with key partners both in the UK and overseas.
  • Manage J5 Business Cases, ensuring all Business Cases are included on the PJHQ Tracker, supervising progress and chasing updates.
  • Budget Manager for J5/overseas UK Liaison Officers. Lead budgetary forecasting, coordinate expenditure and complete in-year financial management actions. Provide advice to ACOS as the Budget Holder.
  • Co-ordinate joining process for J5 joiners, including co-ordination of Commander Joint Operations/ACOS letters, arrivals forms/interviews. Co-ordination of Military Secretariat matters for ACOS J5.
  • Provide secretarial support to ACOS J5 and deputise for the J5 Executive Officer as the need arises.

Person specification

Candidates should have strong inter-personal skills, be well organised and have a desire to learn. A self-motivated individual who has the ability to prioritise and manage a full workload whilst balancing business needs. Expereince in goverment is not essential, but an interest in defence and foreign policy will make the job more enjoyable as you will be privy to sensitive conversations spanning the entirety of the UK's military outputs. Inidividuals who have filled the role have gone on to promote in to other MOD and Cabinet Office roles, so it gives you a good insight and springboard should you wish to go further in your career.

Developed vetting would be helpful, but can be applied for.


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

  • Communicating and Influencing
  • Delivering at Pace
  • Working Together
  • Managing a Quality Service
  • Leadership


Alongside your salary of £28,300, Ministry of Defence contributes £7,641 towards you being a member of the Civil Service Defined Benefit Pension scheme. Find out what benefits a Civil Service Pension provides.

Northwood HQ is a well-served site, offering a variety of facilities such as a gym, nursery, salon and local shop. Transport links are good with a regular shuttle service to Moor Park tube station and space to park on site. There are several catering options and opportunities to join the Northwood Officers' Mess. As a civil servant, flexible working is encouraged and opportunities for professional and personal development are available and tailored to your role. The Permanent Joint Headquarters promotes and values a culture of inclusion and diversity within its 400 staff of military and civil service personnel. Additional benefits include a Civil Service Pension, and an annual leave allowance starting at 25 days, increasing annually thereafter.

Application instructions

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