Senior Modelling & AI Consultant

Title:

Senior Modelling & AI Consultant

Salary: between £55,000 and £70,000 (depending on experience and capability) plus other financial and non-financial benefits 
This position is aligned with our Consultant and Senior Consultant internal job roles.

Location: Bristol (Hybrid) 

Working Pattern: We operate a flexible hybrid working pattern at Frazer-Nash, with time split between the office, client sites and working from home. 

Closing date: Friday 29th May 2026
 
We encourage early applications, as vacancies may close once we receive sufficient applications.
 

We are looking for experienced consultants with a background in digital mission engineering, modelling & simulation to join our modelling team and contribute to developing our mission engineering services.
If you enjoy using your skills to improve the robustness and speed of organisations’ decision-making to achieve their mission, this is a great opportunity to join an exciting business in a growing service area.

Job Description:
At Frazer-Nash we combine deep domain expertise, robust systems engineering principles and the latest digital technologies to help clients to make better evidence-based decisions, faster, and with confidence. You will join the modelling team to work on projects applying the mission engineering approach to integrate systems engineering, modelling, data science, and subject matter expertise.
Our modelling teams support clients with the following services:

• Operational modelling, simulation & optimisation

• Novel concept R&D and assessment

• RF and EW physics modelling

• Operational research and analysis

• Decision optimisation under uncertainty

• Developing AI decision-making systems

• Decision science and decision support tools

The team is highly collaborative, often working closely with experts in requirements, systems engineering, software development, and those with operational experience.
Recent projects include:

• Research & development of multi-agent reinforcement learning agents for agent-based model simulations, to identify novel adversary actions in support of wargaming.

• Research & development of LLM-based tools for natural language interactions with simulation outputs.

• Delivery of a proof-of-concept study into generation after next AI-based maritime defence systems for Dstl. Integrating naval fleet defence algorithms and AI targeting and tracking models into a bespoke simulation environment.

• Evaluation of novel AI use cases for improving efficiency of the Royal Navy’s combined real and synthetic training systems.

• Building AI tools to automatically extract data and quantitative insights from local area energy plans, regional energy strategies and national strategies. Using uncertain data to build statistical forecasting tools for future demand and system change. 

• Development of a renewable energy spatial planning optimisation methods to maximise the value of the UK seabed while meeting UK Net Zero targets.

• You will also have the chance to get involved in our other consultancy market sectors including major infrastructure, transport, civil nuclear and defence.
   

Requirements
We are looking for candidates who can bring diversity of thought and fresh ideas, alongside their understanding of the energy policy and market context to society's next challenges. 
We are looking for candidates who:

• Have held technical responsibility for delivery of large (5+ people, > 1 year) modelling, simulation, or operational research projects including artificial intelligence (e.g. RL, GenAI, LLMs) or optimisation.

• Have demonstrable experience designing appropriate technical solutions and delivery approaches to deliver projects integrating artificial intelligence into decision-support tools, through problem definition, technical development, verification & validation and deployment.

• Have experience leading engagements with senior stakeholders, identifying beneficial use cases for AI, supporting clients’ investment cases, and integrating solutions into clients’ systems and processes.

• Are experienced at developing service offerings to clients and writing winning proposals.

• Additional beneficial experience includes those who:

• Have experience building integrated modelling systems (e.g. MCP, LAMs) to create more powerful analysis and decision-making tools.

• Have experience building fast-running surrogate models to improve the speed of analysis and decision-making, appropriately balancing accuracy with speed.

•  Experience deploying AI into operation, including integration with live data systems.

• Have a depth of knowledge in one of Frazer-Nash’s market sectors or key clients.

• Have contributed to an organisation’s continuous improvement, actively contributing to the development of others through mentoring, knowledge sharing and thought leadership.

Even if you don't quite fit our criteria above (perhaps you have other interesting or broad experience), we would love to hear from you if you think that you could deliver effective solutions to the types of projects mentioned above. Fundamentally, we want people with a passion for delivering effective solutions to some of society's biggest challenges. 

Due to the nature of the work that Frazer-Nash Consultancy undertake, candidates will be required to undergo pre-employment screening and must be able to satisfy clearance criteria for UK National Security Vetting.

BENEFITS
We provide our people with an excellent benefit and offering package that comprises:

• Competitive salary with yearly reviews

• 25 days holiday + the opportunity to buy 5 days.   

• A company that has its heart in the right place and a welcoming work culture.   

• Happy to talk flexible working

• Enhanced parental benefits

• Company pension scheme

• Targeted professional development

• Life assurance

• Private healthcare membership

• Bonus scheme linked into company performance

Final notes

Our people are at the very heart of what we do, they are the reason our clients work with us to solve some of their greatest challenges. At Frazer-Nash, we want all of our people to feel they belong, confident in the knowledge that we value and respect the commitment they have made by entrusting their careers and expertise with us. We are committed to fostering a working culture that brings out the very best in our people, regardless of their circumstances, identity or background. We want our people to be themselves, feel empowered to achieve their personal and professional goals, and know that we respect the unique value they bring to the company. In support of this, we encourage thoughtful behaviours and work to foster a collaborative and flexible working environment.