Senior Administrator - National Office

Applications are encouraged from people who are under-represented in the union. We actively encourage Women, Ethnically Diverse/Global Majority Heritage, Disabled and LGBT+ people to apply.

JOB DESCRIPTION

GMB are seeking applications from individuals for the position of Senior Administrator to be based at National Office.

A vacancy has arisen for the position of Senior Administrator based in the GMB’s National Office. The successful post-holder will support the project management and delivery of the priorities of the General Secretary through close collaboration with the Head of Delivery.

GMB is one of the UK and Ireland’s largest general trade unions: we’re proud to represent over half a million members from across the professional spectrum and all walks of life.

As you would expect, we welcome candidates who not only meet the technical requirements of the role but who also identify with and are motivated by our values of fairness, equality, solidarity, and collective action.   Our union is a strong campaigning industrial organisation. 

As Senior Administrator you will:

  • maintain the smooth and efficient running of the General Secretary’s office through providing high-quality and dynamic administrative support to the General Secretary and the General Secretary’s office.
  • Work collaboratively and independently with colleagues across departments and Regions, lay leaders and representatives, to support the multi-faceted priorities set by the General Secretary. 
  • Provide administrative support to the General Secretary, including complex diary management, dealing with highly sensitive issues on behalf of the General Secretary, taking notes and minutes of internal senior meetings, as well as sensitive political correspondence, ensuring issues are kept accurate and confidential.

  • Arrange events, take minutes at meetings, circulate those minutes, track action points and priorities, co-ordinate training days, both for staff and lay leaders, which can include booking a conference venue, overnight accommodation, and buffets.

    Desirable Attributes:

    • Excellent IT skills with a broad knowledge of all Microsoft 365 applications including Word, Excel, Email, One Drive, SharePoint and able to use the Internet for retrieving information. Good knowledge of People HR and extensive knowledge of the GMB membership system.
    • Excellent administration and organisation skills.
    • Excellent communication skills both orally and written.
    • The ability to produce work to a high standard ensuring accuracy and showing attention to detail.
    • The ability to work without direct supervision, use of own initiative essential and must be prepared to use own judgement to escalate issues to someone more senior as and when required.
    • To manage and prioritise own workload effectively, and to manage and coordinate the teams diary events.
    • Discretion and confidentiality.
    • Highly proficient in resource allocation, diary management, note taking, sustained maintenance of ongoing projects.
    • Ability to exercise initiative in dealing with problems and identifying solutions.
    • The ability to prioritise the workload and meet strict deadlines, often under pressure.
    • Flexibility, adaptability and enthusiasm.
    • Good teamwork and interpersonal skills.
    • Ability to exercise empathy.
    • Ability to work under pressure.
    • Experience and extensive knowledge of the GMB, good knowledge of the Trade Union Movement.
    • The postholder must be flexible and prepared to carry out any reasonable delegated tasks that may be given to them.

    In return, we offer excellent terms and benefits, including:

    • Final Salary Pension Scheme
    • Employee Assistance Programme
    • Childcare Assistance Scheme
    • Season Ticket Loan
    • Cycle to Work Scheme
    • Generous holiday allowance
    • Eye Care claim back Scheme
    • Annual Leave Purchase Scheme
    • Annual Health Check

    This is a varied and challenging role; if you think you may be who we're looking for and if you feel you meet the criteria outlined above and within the job description, we’d like to hear from you.

    Please note:

    Late or incomplete applications will not be considered, so please ensure you have completed all sections of the application form (including referee details) and submitted no later than the specified deadline.

    Job Contact

    Tracey Belbin, HR Assistant

    tracey.belbin@gmb.org.uk

    Job Information 3925

    • Location:

      National Office, 22 Stephenson Way, London, NW1 2HD

    • Position:

      Senior Administrator

    • Contract:

      Unspecified hours, Permanent

    • Deadline to apply:

      Midday on Tuesday 20 October 2026

    • Salary:

      Grade 6 (starting salary £44,378.16 per annum, plus London Weighting)

    • Area/Team:

      General Secretary's Office

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