Principal Systems Engineer - Software Simulation

Salary: £40,000 - 70,000 per year

Requirements

: Job Title: Principal Systems Engineer - Software/SimulationLocation: Portsmouth - Broad Oak--###I have demonstrable experience in the application of Systems Engineering for software-based products.I possess expertise in Systems Engineering and Software integration lifecycle principles (ISO 15288 and 12207).I have a strong background in

Requirements

management (experience with IBM DOORS Next is desirable).I am familiar with engineering lifecycle models (Waterfall & Agile) and tools (e.g., JIRA).I have a background in software development and integration.I exhibit technical leadership and can guide teams across disciplines to shape design solutions.### Responsibilities: I will provide hands-on technical leadership with a team of systems and software engineers and directly support the product System Design Authority.I will apply the principles of Systems Engineering to develop software-based Simulation Systems across the full engineering lifecycle.I will undertake Simulation Systems equipment design, network design, and software design.I will lead requirement decomposition and manage specifications using tools like IBM DOORS Next.I will direct architectural modelling and interface definitions in tools such as CATIA Magic (Cameo).I will drive system integration and define acceptance strategies for software-based systems.I will lead technical reviews and ensure compliance with customer, legislative, and business

Requirements

.### Technologies: IBMSupportJIRANetworkSecurityAI More: I offer a competitive salary of up to £75,900, dependent on my skills and experience. Joining our Simulation and Training sector at Broad Oak Works Portsmouth, I will work on our MIMESIS product, which provides a battlespace simulation of the maritime world, accurately modelling the movement and behaviour of ships, submarines, and other platforms.As a System Technical Lead within the MIMESIS team, I will have technical responsibility for designing and developing new modules/content for the product, reviewing and approving documentation. I will also provide technical guidance to the engineering team and work closely with the System Design Authority to develop and support MIMESIS for our customers.

This is a unique opportunity to join a growing team of approximately 30 systems and software engineers, shaping the next generation of maritime simulation through emerging technologies.At BAE Systems, I will be part of an inclusive culture that values diversity of thought and rewards integrity and merit. I will have the opportunity to fulfil my potential, and reasonable adjustments will be considered for candidates with disabilities or health conditions. Please note that many roles at BAE Systems are subject to security and export control restrictions, which may affect eligibility based on nationality and residency.

Closing Date: 1st December 2025. I understand that this vacancy may close early if sufficient applications are received, so I will submit my application as early as possible. last updated 32 week of 2026