Systems Engineer

Frazer-Nash Consultancy; West of England; Hybrid; GBP 56,000 - 80,000; Full time

Benefits offered by this job

Competitive salary

25 days holiday

Private healthcare

Company pension

Professional development

Bonus scheme

Job summary

Frazer-Nash Consultancy is seeking an experienced Systems Engineer to join our team in the UK. The role blends systems engineering, consulting and problem‑solving to shape architectures and ensure effective delivery across defence, government, energy and critical infrastructure projects.

You will lead requirements, develop architectures, mentor teams and work directly with clients and multidisciplinary colleagues to translate complex concepts into actionable outcomes, while navigating ambiguity

Qualifications

• Experience as a Systems Engineer or technical engineering role in complex environments.
• Solid understanding of systems engineering principles and lifecycle management.
• Experience in requirements engineering, architecture development, systems integration and verification & validation to delivery solutions.
• Effective stakeholder management and facilitation skills.
• Experience delivering client-facing consultancy engagements and solving complex issues.
• Strong written and verbal communication skills for non-technical stakeholders at all levels.

Responsibilities

• Lead requirements capture, stakeholder engagement and business analysis for complex programmes.
• Develop and maintain system architectures and operating concepts.
• Deliver technical leadership on digital systems and capability development programmes.
• Facilitate workshops and provide expert advice to senior client stakeholders.
• Identify, assess and manage technical, programme and business risks; provide objective assurance on designs.
• Support clients in applying systems engineering best practices and governance.

Skills

Systems thinking

Requirements engineering

Architecture development

Stakeholder management

Client-facing consultancy

Effective communication

Ambiguity navigation

Education

Relevant professional certifications (CiSSP, CISM, MCSE, CCNA, AWS Certified SysOps Administrator)

Tools

CiSSP

CISM

MCSE

CCNA

AWS Certified SysOps Administrator

Job description

Title

Systems Engineer

Salary range

£55,500 to £80,000 per annum (depending on capability and experience)

Location

Bristol, Gloucester

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

4th October 2026

We encourage early applications, as vacancies may close once we receive sufficient applications.

INTEREST

Frazer-Nash is a leading systems, engineering and technology consultancy helping organizations solve some of their most complex challenges. From national security and critical infrastructure to energy transformation and emerging technologies, we work at the intersection of innovation and real-world impact, delivering solutions that make lives safer, more secure, sustainable and affordable.

As demand for our Digital and Systems Engineering capability continues to grow, we are looking for an experienced Systems Engineer to join our team. This is an opportunity to work on high-profile programmes across defence, government, energy, infrastructure and other mission-critical sectors, helping clients shape, acquire and deliver the technologies that will define their future capabilities. You will take a leading role in solving complex technical and business challenges, applying systems thinking to develop robust, practical solutions. Working directly with clients and multidisciplinary teams, you will help define requirements, shape architectures, manage complexity and ensure effective delivery of technology-enabled systems. Alongside project delivery, you will provide technical leadership, build trusted client relationships, and support the development of colleagues across the wider capability.

The role combines systems engineering, consulting and problem-solving at its core. We are looking for someone who is comfortable taking initiative, can navigate ambiguity, communicate with stakeholders at all levels, and translate complex concepts into actionable outcomes. In return, you’ll have the opportunity to work alongside some of the industry’s most skilled practitioners while contributing to projects that genuinely matter.

Key Responsibilities

Client Delivery

• Manage the application of systems engineering principles across the system lifecycle, from concept and requirements definition through to delivery, integration, verification and validation.
• Lead requirements capture, stakeholder engagement and business analysis activities for complex programmes.
• Develop and maintain system architectures, operational concepts and systems engineering approaches and tools.
• Deliver technical leadership on digital systems, technology acquisition and capability development programmes.
• Facilitate workshops and provide expert advice to senior client stakeholders.
• Identify, assess and manage technical, programme and business risks.Provide objective assurance and review of system designs, architectures and engineering approaches.
• Support clients in implementing systems engineering best practice and governance frameworks.

Business Development

• Support business development activities including opportunity identification, proposal development and bid writing.
• Campaign into new business areas to develop client relationships and identify opportunities for follow‑on work.
• Contribute to capability growth through development of propositions, methodologies and thought leadership.
• Represent the organisation at customer meetings, industry events and technical forums. Give speeches and presentations inside and outside of the business.

Capability Development

• Get involved! Contribute to company initiatives, capability development strategies and committees.
• Share your ideas - support recruitment, capability development and knowledge sharing activities.
• Develop as a team! Promote engineering methods and standards, and learn from others about new areas.

Experience Required

• Experience as a Systems Engineer or a technical engineering role within complex technical or operational environments.
• Solid understanding of systems engineering principles and lifecycle management.
• Experience in requirements engineering, architecture development, systems integration and verification & validation to delivery solutions.
• Effective stakeholder management and facilitation skills.
• Experience working with multi-disciplinary teams and delivering client‑facing consultancy engagements, problem‑solving complex issues.
• Effective communication and teamwork abilities, helping to bring out the best in yourself and the team.
• Relevant certifications (e.g., CiSSP, CISM, MCSE, CCNA, AWS Certified SysOps Administrator) are required.
• Effective written and verbal communication skills, including the ability to communicate complex technical concepts to non‑technical stakeholders at all levels.
• Demonstrated ability to work independently and manage multiple concurrent priorities.

Desirable Experience

• Experience within Defence, National Security, Government, Critical Infrastructure, Aerospace, Energy or Transport sectors.
• Knowledgeable in digital engineering, enterprise architecture, cyber security, AI/ML-enabled systems or cloud technologies.
• Familiarity with Agile, SAFe or traditional programme delivery frameworks.
• Chartered Engineer status (CEng) or progress towards professional registration.
• INCOSE certification or equivalent systems engineering accreditation.
• 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
• Paid membership fees to a professional institution
• Support in attaining professional membership
• Cycle to work scheme
• Season rail ticket loanFurther optional benefits you can tailor to your personal requirements

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 reach their personal and professional goals, and know that we respect the unique value they bring to the company