FlexaFlexa
  • Discover companies
  • Find a job
  • Resources
Sign inSign up

Quick links

  • Sign in
  • Sign up
  • Book a demo
  • Live feed

For employers

  • How Flexa can help
  • Case studies
  • Talent Insights Report 2026

For users

  • Discover companies
  • Find a job
  • Resources
  • The Flexa Awards

Flexa info

  • About us
  • Contact us
  • FAQs
  • Legal
FlexaFlexa

© 2026 Flexa, All rights reserved.

  • Privacy policy
  • Terms
Discover companies
Find a job
Resources
View company profileApply now

Working at ADS

  • Founded
    2009
  • Company employees
    100
  • Gender diversity (m:f)
    50:50

Hiring in

  • United Kingdom

Office locations

Join ADS as a Defence Business Support Executive in London on a permanent, full-time basis. This hybrid role offers 3 days in the office and 2 days from home, featuring a 9-day fortnight and competitive salary. You will provide high-level executive assistance and business support to the Defence Director and Head of Defence Commercial.

Requirements

  • Proven experience providing executive-level business support to senior leaders.
  • Advanced proficiency in Microsoft Office (Word, Outlook, Excel, and PowerPoint).
  • Strong organisational skills, attention to detail, and ability to manage complex diaries.
  • Excellent written and verbal communication skills with high levels of discretion.
  • Willingness to undergo National Security clearance.
  • Desirable: Experience in a membership organisation, CRM administration, and/or defence and security environment. No specific degree or minimum years of experience stated.

Skills & Responsibilities

  • Microsoft Office & Communications: Create high-quality PowerPoint presentations, briefing packs, reports, and member-facing updates using Word, Excel, and Outlook.
  • Executive Assistance & Diary Management: Manage complex diaries, coordinate meetings, and handle multiple workstreams effectively for senior leadership.
  • Stakeholder Engagement & Secretariat Support: Act as a key point of contact for the Ministry of Defence, Front-Line Commands, and industry groups while maintaining effective governance and secretariat support.
  • Report Production: Lead the production of the Defence Impact Report and monthly Defence Bulletin under tight deadlines.
  • Potential transition routes: People from administrative, secretarial, or executive assistant roles may bring strong organisational and communication skills, alongside meeting security clearance and stakeholder management requirements.

Job description

The Role

​ADS operates a number of Special Interest Groups (SIGs) and wider engagement activity to support business development opportunities for members, shape and influence policy, and help increase investment in our sector. We have a requirement for a dedicated individual to provide high-quality business support and executive assistance to the Defence Director, ensuring the Defence team is well coordinated, informed and able to deliver against strategic priorities.

The postholder will act as a key point of contact for the Defence sector team, supporting ADS engagement with the Front-Line Commands, Ministry of Defence, Single Source Regulations Office and NATO Industry Advisory Group (NIAG). The role will also lead production of the Defence Impact Report and the monthly Defence Bulletin, create bespoke presentations and briefing packs, and provide business support to the Head of Defence Commercial.

This role would suit a candidate with strong executive assistant/secretarial capability and confident written communications skills, able to manage competing priorities, handle sensitive information with discretion and work proactively under their own initiative. Strong Microsoft Office skills are essential (Word, Outlook, Excel and PowerPoint). Experience in a membership organisation, CRM administration and/or the defence and security environment is desirable.The role holder must be willing to undergo National Security clearance.

The role reports to the Defence Director (providing Executive Assistant and business support), with a dotted-line support relationship to the Head of Defence Commercial for agreed activities.

​

The Candidate

​We are seeking a highly professional and proactive candidate with proven experience providing executive-level business support to senior leaders.

​You will bring strong organisational skills and exceptional attention to detail, with the ability to manage complex diaries, coordinate meetings, and prioritise multiple workstreams effectively.

​An excellent communicator, you will be confident drafting and quality-assuring a range of outputs including briefings, reports, minutes and member-facing updates, while building strong relationships with stakeholders at all levels.

​You will demonstrate high levels of discretion and integrity, handling sensitive information appropriately and be willing to undergo National Security clearance.

​Advanced proficiency in Microsoft Office is essential, particularly in creating high-quality PowerPoint presentations alongside strong working knowledge of Outlook, Word and Excel.

​You will be self-sufficient and solutions-focused, using sound judgement and initiative to anticipate needs, resolve issues, and ensure the smooth delivery of regular outputs to tight deadlines.

​Experience providing structured secretariat support and maintaining effective governance processes is important, and exposure to CRM/data systems or the defence, security or membership environment would be advantageous.

Apply now
ADS

Defence Business Support Executive

London
Hybrid
Competitive depending on experience + bonus

​The Contract & Benefits

​Contract Type; Permanent, fulltime role, Monday to Friday, 37.5 hours per week

​Location; Hybrid working- 3 days in the London office and 2 days from home

​Benefits; Bonus, pension, private health insurance, life insurance, season ticket loan, cycle to work scheme, 9-day fortnight, hybrid working, extended remote working, enhanced parental leave, 28 days annual leave, buy additional annual leave, long service additional annual leave

Job Description; Defence Business Support Executive ADS Job Description.pdf

​

​

Similar jobs

Mars

Executive Assistant

Chicago, Illinois
USD 43.78 - USD 60.19 / hour + bonus & benefits
Mars

Executive Assistant

Paddington
Competitive salary + company bonus
Mars

Executive Assistant - R&D

Chicago, Illinois
USD 74,766.00 - USD 102,803.00 / year
Mars

Executive Assistant

Chicago
USD 35.95 - USD 49.42 / hour + bonus & benefits
Airbus

Executive Assistant to Ho Region & Ho Sales AH APAC

Singapore
Airbus

Executive Assistant to the President and Managing Director

New Delhi