Date Posted:

2026-03-10

Country:

United Kingdom

Location:

Warminster, Wiltshire

Position Role Type:

Hybrid

Raytheon UK is searching for a A3E&S Manager to join our OMNIA® Training team. 

As A3E&S Manager, you will be critical to the successful delivery of the programme, collaborating within matrix organisation, with multi-disciplinary teams within Engineering

OMNIA are redefining the British Army’s collective training. To do that, we are looking for the best and brightest minds from across the UK. We are backed by British innovation and powered by world-class experts, like you.

We are looking for individuals who want to serve. You’ll have a mission focus, and the enthusiasm and drive to deliver.  You must be eligible and willing to obtain SC clearance and will be based at Warminster working in a hybrid style.

The role:
This is more than a job — it’s a mission. You will be part of a high-impact, collaborative environment, where we expect everyone to live the values and standards of the British Army. Every person in our team plays a critical role in delivering OMNIA’s vision; designing, delivering, and transforming collective training so the British Army is ready to fight and win.

The Audiences Actors Adversaries and Specialists (A3E&S) Manager is responsible for co-ordinating exercise requirements and liaison with providers in the OMNIA Training Organisation. This position is critical to the successful delivery of the Collective Training Transformation Programme (CTTP), ensuring that training is resourced to meet the British Army’s needs.

The A3E&S Service supports exercise planning and execution, manages contractor support and co-ordinates A3E&S services to exercises in locations both UK and Overseas.

The successful candidate will be a key member of the Training Delivery Team responsible for contract management and forging links with the Training Support team, integrating with Military workforce, managing change, and ensuring that training solutions are appropriately co-ordinated and resourced.

Key Responsibilities:

• Manage the A3E&S Service.
• Close liaison with contractors and military staff to ensure that exercises are supported appropriately.
• Support the planning, development and implementation of tailored exercise support solutions for Collective Training Events.
• Collaborate with the contractor to ensure A3E&S Services are aligned to the current operational environment, the pacing threat and current British Army Doctrine.
• Direct liaison with Facilitation and Administration Service within Omnia Training
• Ensure governance, risk management, and compliance standards are met throughout the transformation lifecycle.
• Be part of a dynamic cross-functional team, fostering a culture of innovation, agility, and continuous improvement.
• Monitor and report on progress, risks, and outcomes to Training Delivery leadership.
• Any other duties required to develop and support the A3E&S Service.

Required Skills and Experience

• Proven experience in managing a wide range of military and industry stakeholders.
• Deep understanding of management methodologies and best practices.
• Demonstrated ability to manage multiple stakeholders and influence at all levels of an organisation.
• Experience in risk management, and benefits realisation.
• Excellent communication and management skills.
• Demonstrate attention to detail, a passion for quality and be able to plan and multitask.
• Adopt a flexible approach to the role, adapt to evolving priorities.
• Experience working in or with public sector or defence-related programmes.

Desirable Skills and Experience:

• Experience with training both in the UK and overseas.
• Familiarity with data-driven decision-making and digital transformation tools.
• Knowledge and practical experience of UK Ministry of Defence procedures and policies.
• Ability to foster innovation and drive cultural change within large organisations.
• Experience in managing vendor relationships and third-party delivery partners.

*Formal offers to successful candidate will be conditional upon award *

What we offer:

• Chance to join a groundbreaking mission - to shape the future and drive innovation within a team focused on collaboration across a matrix organisation.
• You will join at a unique time, where you can join in shaping this team and be rewarded with ongoing development opportunities, and clear pathways to progress within a trusted defence industry partner.
• 37hr working week with early finish Fridays - start your weekend early!
• 25 days holiday + statutory public holidays, plus opportunity to buy and sell up to 5 days and up to 5 paid days volunteering
• 10.5% company pension contribution with 6% employee contribution
• Annual company bonus scheme (discretionary)
• 6 times salary Life Assurance with pension
• Flexible Benefits scheme with extensive salary sacrifice schemes, including Health Cashplan, Dental, and Cycle to Work, amongst others
• Enhanced sick pay
• Enhanced family friendly policies including enhanced maternity, paternity & shared parental leave

Raytheon UK

We take immense pride in being a leader in defence and aerospace technology. As an employer, we are dedicated to fuelling innovation, nurturing talent, and fostering a culture of excellence. Together, we are not just advancing technology; we're building a community committed to safeguarding a safer and more connected world.

RTX

Raytheon UK is a landed company and part of the wider RTX organisation. Headquartered in Arlington, Virginia, USA, but with over 180,000 employees globally across every continent, RTX provides advanced systems and services for commercial, military and government customers worldwide and comprises three industry-leading businesses – Collins Aerospace Systems, Pratt & Whitney, and Raytheon.

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