Principal Systems Engineer


£65k - 75k per year + Bonus, Medical


Sector: Defence
Function: IT
Contact: Ben Hughes
Phone: 01952 987035
Job Ref: 66830

Job details

We are working with an organisation based in the Maidenhead area in the defence sector who help protect highly sensitive information, across difficult cybersecurity challenges to protect security and critical infrastructure. We are recruiting a Principal Systems Engineer to join their engineering function providing expertise to all projects through the bid and full development lifecycle. It ensures that both project and statutory requirements are met and works to improve the effectiveness of the systems design function within the company. It is responsible for the system architecture and integration of the solution. It is responsible for design for cost and design for manufacture.

The Principal Systems Engineer will be part of an agile organisation, working on multiple domains and projects throughout the engineering lifecycle. Working on state-of-the-art Cyber Security equipment within high-grade crypto and information assurance. This is an onsite role based in their state of the art facility in Maidenhead.

This role will be senior from a technical perspective applying technical / professional knowledge to one or more projects simultaneously, with opportunities for technical leadership and/or line management of a team of 5 system engineers.

Responsible for / Key responsibilities

  • Develop technical solutions to large and complex engineering problems, following Systems Engineering processes, to ensure customer requirements are satisfied.
  • Develop Systems Engineering artefacts, as required, across the product development lifecycle, to result in a positive project outcome.
  • Provide technical direction and exert technical influence across one or more projects, such that the optimal approach, architecture, design, and implementation are selected.
  • Responsible for the design, development and delivery of Systems Engineering artefacts for one or more projects to ensure high quality deliverables.
  • Work closely with the system, hardware and software architects to ensure consistency, design for modularity and re-use, and technical excellence.
  • Plan, co-ordinate and present at internal and external design reviews, to senior management and customers, to ensure a successful event.
  • Actively contribute to and/or lead defined aspects of the project to achieve optimal balance between requirements, schedule and cost.
  • Manage customers and external suppliers to ensure compliance with agreed processes and achievement of project objectives.
  • Generate and review technical proposals, and provide accurate estimates for the associated effort, costs and risks, for bids and proposals, leading to contract awards.
  • Reviews and signs off significant technical documents; frequently chairs technical reviews for significant deliverables.
  • Explains technically complex concepts clearly to less technical/involved parties.
  • Manage security of information as defined in the Security manual to ensure compliance with Government regulations.
  • The role will either have Line Management, Technical Management or Subject Matter Expert responsibilities:
    • Line management of a team of systems engineers (1-5), responsible for their PDPs, training and development and approval of the team's requests (e.g. annual leave etc.).
    • Technical management of a team of  systems engineers (1-5) on a project, their tasking and being responsible for the quality of their technical delivery and adherence to schedule.
    • Subject Matter Expertise, and recognised as the company expert, in a specific subject matter, such as a specific product type or technical area.


Qualifications / skills required

  • Essential:
    • Degree in an engineering, mathematical or science-based subject or equivalent experience.
    • Significant experience and a full understanding of Systems Engineering, the V-Model and associated processes/lifecycles.
    • Significant experience of developing high quality requirements and establishing a fully compliant systems design.
    • Experience in writing high quality technical documentation and the formal technical review of such material.
    • Experience working as a technical Subject Matter Expert (SME) and developing new areas of expertise as and when required.
    • Advanced knowledge of System Engineering practices, methodologies, processes, techniques and technology trends.


  • Desirable:
    • Experience of DOORS, UML, SEBoK, Enterprise Architect and SysML.
    • Experience of hands-on development of either hardware, software or firmware development, particularly in an embedded environment



Due to the nature of the programs the organisation delivers for customers, candidates may need to obtain the relevant security clearance or handle export-controlled material as defined by the role's requirements.


Every employee is critical to our success, and as such, we offer a range of flexible employee benefits, including:

  • Annual Bonus
  • Private Medical Cover
  • 25 days' holiday with the option to buy an extra 5
  • Pension Contribution
  • 4 x Life Assurance Cover
  • Flexible working hours with a 1pm finish on a Friday
  • Flexible benefits including cycle to work scheme, will writing and more
  • Monthly Security Clearance Allowance - Subject to you holding the required security clearance


In order for your CV to be processed effectively, please ensure your name, email address, phone number and location (post code OR town OR county, as a minimum) are included


detail save

Share this job

Ben Hughes

Associate Director – Energy

I want more jobs like this in my inbox.

Similar jobs