Senior AI Solution Engineer

RTX; Warminster; Hybrid; GBP 70,000 - 110,000; Full time

Benefits offered by this job

Groundbreaking mission

Defence training alliance

Collaborative culture

Cross-organisation teamwork

Career development

Job summary

RTX, in collaboration with OMNIA Training, seeks a Senior AI Solution Engineer to lead AI/ML design and deployment for British Army training initiatives. You will work in a matrix structure and contribute to secure, scalable AI systems across defence programs.

The role requires strong Python, ML frameworks, end-to-end ML pipelines, API/microservices, DevSecOps, and the ability to communicate complex concepts to non-technical stakeholders while maintaining documentation and compliance with

Qualifications

• Strong Python programming skills for AI/ML development.
• Hands-on experience with major ML frameworks (PyTorch, TensorFlow, scikit-learn).
• End-to-end ML pipelines: data ingestion, preprocessing, training, evaluation, deployment.
• APIs / microservices integration with ML components.
• Experience with CI/CD and containerised deployments (Docker, Kubernetes).
• Experience in cloud or controlled compute environments.
• Ability to document technical solutions for maintainability and auditability.
• Awareness of responsible AI, bias mitigation, and data protection.
• Ability to work in regulated environments and communicate to non-technical stakeholders.
• Security cleared or ability to obtain (SC or above).

Responsibilities

• Develop and deploy AI/ML solutions aligned with Army training objectives.
• Maintain ML pipelines from data preprocessing to evaluation and deployment.
• Integrate AI capabilities into secure DevSecOps environments.
• Monitor models and retrain to ensure operational effectiveness.
• Collaborate with data engineers and software teams for scalable AI components.
• Document technical solutions for maintainability and auditability.
• Mentor AI Solution Engineer staff and lead scopes of work.
• Lead remediation and optimisation when risks arise.
• Support stakeholder demonstrations and technical briefings.

Skills

Python

ML Frameworks

ML pipelines

APIs / microservices

Git

CI/CD

Docker / Kubernetes

Cloud environments

Secure coding

Documentation

Stakeholder comms

Regulated environments

Problem solving

Communication

Leadership / mentoring

Education

Degree in CS/AI

Tools

Kubernetes

OpenShift

MLflow

Kubeflow

Job description

Date Posted:

2026-08-07

Country:

United Kingdom

Location:

Warminster, Wiltshire

Position Role Type:

Hybrid

At RTX, the world’s largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

Senior AI Solution Engineer

Be at the forefront of transforming British Army training.

About us:

At OMNIA® Training, we’ve brought together some of the UK’s most innovative defence training organisations under one powerful mission: to transform the British Army’s training system and create the best-trained Army in the world.

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. OMNIA is at the heart of the UK’s bold Land Industrial Strategy.

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.

You’ll work in a matrix organisation and report operationally through OMNIA Training and functionally through the OMNIA AI Solution Architect. Ultimately, you’ll work for the British Army, championing innovation, and helping shape the future of military collective training.

Key Responsibilities:

• Support the development and implementation of AI/ML solutions ensuring alignment with Army training objectives and Omnia architecture principles.
• Contribute to the design, development, and deployment of AI/ML solutions aligned to Army training objectives and enterprise architecture principles.
• Develop and maintain ML pipelines including data preprocessing, feature engineering, model training, validation, and performance evaluation.
• Support integration of AI capabilities into secure operational environments, ensuring compatibility with DevSecOps pipelines and platform constraints.
• Monitor deployed models, analyse performance metrics, and implement tuning or retraining strategies to maintain operational effectiveness.
• Collaborate with data engineers and software teams to ensure scalable, maintainable, and secure AI components.
• Apply ethical AI principles including bias mitigation, data governance, and regulatory compliance in defence contexts.
• Produce high-quality technical documentation to support maintainability, auditability, and knowledge transfer.
• Support stakeholder engagement through demonstrations, technical briefings, and translation of complex AI concepts into accessible insights.
• Evaluate emerging AI tools and platforms for applicability to Army training use cases.
• Actively develop technical capability through structured learning and mentorship.
• Lead remediation and optimisation efforts when performance, compliance, or operational risks arise.
• Mentor and support the development of AI Solution Engineer(s) and associated technical staff.
• Deputise for the AI Solution Architect when required.
• All other tasks required to deliver the programme.

Who we are looking for:

You’ll have a mission focus, and the enthusiasm and drive to ‘get things done’.You’ll want to work in collaboration with other defence training organisations, and the British Army. You won’t let bureaucracy get in the way of what needs to be done, you’ll learn lessons and share these lessons across the team. You’ll understand what it means to put the mission first.

The successful candidate will support the development and integration of AI/ML models aligned with Army training goals and OMNIA architecture, assisting with data preparation, model evaluation, and workflow automation. They will collaborate with technical teams, document processes, monitor model performance, and contribute to ethical AI practices. The role also involves learning emerging technologies, supporting stakeholder communications, and working within DevSecOps engineers to ensure smooth deployment and continuous improvement.

Essential Skills and Experience:

• Strong Python programming skills for AI/ML development.
• Hands-on experience with at least one major ML framework (e.g. PyTorch, TensorFlow, scikit-learn).
• Experience building and maintaining end-to-end ML pipelines (data ingestion, preprocessing, training, evaluation, deployment) and deployment to production environments.
• Understanding of feature engineering, model validation, and performance evaluation techniques.
• Experience integrating ML components into wider software systems via APIs or microservices.
• Experience working with version control (Git) and collaborative engineering practices
• Experience contributing to CI/CD pipelines and containerised deployments (e.g. Docker, Kubernetes)
• Experience working with cloud or controlled compute environments
• Ability to document technical solutions for maintainability, audit, and operational support
• Understanding of secure coding principles and data protection requirements
• Awareness of responsible AI considerations (bias mitigation, explainability, privacy)
• Ability to work within regulated or governed environments and frameworks
• Strong analytical and problem-solving capability
• Ability to communicate technical concepts to non-technical stakeholders
• Experience collaborating within cross-functional engineering teams
• Ability to lead scopes of work individually or as a team.
• Security cleared or ability to obtain (SC or above).

Desirable Skills and Experience:

• Degree in Computer Science, Data Science, Artificial Intelligence, Engineering, or related discipline (or equivalent experience)
• Postgraduate qualification in AI, Data Science, or related field
• Relevant cloud, AI, or security certifications
• Experience deploying ML models into production environments
• Experience with Kubernetes, OpenShift, or cloud-native deployment architectures
• Experience with MLOps tooling (e.g. MLflow, Kubeflow, model monitoring platforms)
• Experience applying DevSecOps practices within cloud or controlled environments
• Exposure to large language models or generative AI systems
• Experience with data engineering tools (e.g. Spark, Airflow, Databricks)
• Experience applying AI and automation to operational or productivity-focused use cases
• Experience working in secure, restricted, or air-gapped environments
• Experience supporting systems subject to accreditation or compliance processes

What we offer:

• Be Part of a Groundbreaking Mission
• Join the UK’s most advanced defence training alliance, where industry experts converge to push boundaries and deliver excellence.
• A Culture Built on Collaboration
• Work in an inclusive, high-performing team that celebrates ideas, supports growth, and is laser-focused on delivering results.
• Team dynamics
• You will be part of a team that works together, across multiple organisations united in one mission.
• Work Across Borders, United in Purpose
• Operate across organisations with one shared goal - improving capability across all domains.
• Drive Innovation
• Your voice matters. We champion new ideas, welcome change, and believe in continuous improvement with a growth mind-set.
• Shape the Future
• Play a crucial role in a long-term, future-facing programme with real-world impact on national defence.
• Career Growth & Benefits
• Enjoy a strong benefits package, ongoing development opportunities, and clear pathways to progress within a trusted defence industry partner.

OMNIA® Training and its partners are proud to be an equal opportunity employer. We welcome applicants of all backgrounds and identities — what matters is your passion, your expertise, and your dedication to the mission.

Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as:

Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.]

Hybrid: Employees who are working in Hybrid roles will work regularly both onsite and offsite. Ratio of time working onsite will be determined in partnership with your leader.

Remote: Employees who are working in Remote roles will work primarily offsite (from home). If you live within a reasonable commute of an RTX site with other colleagues you interact with, your manager will discuss whether there is a degree of onsite presence associated with this role.

Candidates will learn more about role type and current site status throughout the recruiting process. For onsite and hybrid roles, commuting to and from the assigned site is the employee’s personal responsibility.

Requires advanced to expert knowledge of work area typically obtained through advanced education combined with experience.

May have broad knowledge of project management. Requires substantial knowledge of RTX projects, programs or systems in order to provide enhancements within job area.

Typically requires: A University Degree or equivalent experience and minimum 8 years prior relevant experience, or An Advanced Degree in a related field and minimum 5 years experience

Engineering/Other Technical Positions: Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience unless prohibited by local laws/regulations.

RTX adheres to the principles of equal employment. All qualified applications will be given careful consideration without regard to ethnicity, color, religion, gender, sexual orientation or identity, national origin, age, disability, protected veteran status or any other characteristic protected by law.

Click on this link to read the Policy and Terms