Holt Executive is partnering with a leading space technology company to find a Defence Mission Concepts Engineer to join their innovative team in Harwell, UK.

This is an exciting opportunity to develop, analyze, and shape mission concepts for defence and national security space operations, contributing to groundbreaking space sustainability and protection initiatives.

About the Role: As a Defence Mission Concepts Engineer, you will be responsible for defining and modeling mission architectures, conducting feasibility studies, and developing concept of operations (CONOPS) for space-based defence projects.

You’ll collaborate with multidisciplinary teams to design and assess advanced orbital manoeuvres, mission scenarios, and system capabilities.

Key Responsibilities:

- Design and develop mission concepts for defence and national security space operations.

- Perform mission analysis, feasibility studies, and trade-off assessments.

- Model and simulate orbital trajectories, RPO (Rendezvous and Proximity Operations), and spacecraft manoeuvres.

- Contribute to the definition of mission requirements, CONOPS, and system architectures.

- Collaborate with flight dynamics, GNC, and systems engineering teams.

- Support the development of technical proposals and mission plans.

- Present mission concepts, performance analysis, and trade studies to internal and external stakeholders.

Essential Skills:

- Bachelor’s or Master’s degree in Aerospace Engineering, Physics, or a related field.

- Experience in mission concept development, orbital mechanics, or mission planning.

- Proficiency with space mission simulation tools (e.g., MATLAB, STK, GMAT, or FreeFlyer).

- Strong problem-solving skills and analytical mindset.

- Experience with defence or space industry standards and best practices.

- Ability to communicate complex technical concepts clearly and effectively.

Desirable Skills:

- Experience with RPO and satellite servicing missions.

- Familiarity with space situational awareness (SSA) and collision avoidance techniques.

- Knowledge of space law, regulations, and defence policies.

- Proficiency in Python, C++, or other programming languages for mission simulation.

- Experience with data visualization and analysis tools.

What’s on Offer?

- Competitive salary and benefits package.

- Work on cutting-edge space defence missions.

- Hybrid working model with flexible hours.

- Private healthcare, life insurance, and relocation support.

- Access to state-of-the-art office and cleanroom facilities.

- Regular social events and career development opportunities.

If you’re a talented Mission Concepts Engineer looking to contribute to pioneering defence space operations, apply today or contact Holt Executive for more details!