Senior System Modelling Engineer / Mission Analyst

Orbex Space; Forres; On-site; GBP 48,000 - 60,000; Full time

Job summary

A leading aerospace company in the UK is seeking a Senior Systems Modelling / Mission Analyst to develop and maintain system modelling tools, perform analyses, and guide junior engineers. Candidates should have a relevant degree and significant experience in programming languages. This role offers a competitive salary and generous benefits, including flexibility for relocation and sponsorship.

Benefits

Negotiable salary depending on experience

34 days paid holiday

NEST workplace pension

Cycle to Work scheme

Electric Vehicle salary sacrifice scheme

Employee Assistance Programme

Group Life Insurance

Visa sponsorship and relocation assistance

Qualifications

• 4+ years of industry experience in MATLAB/Simulink or programming languages.
• Experience developing and maintaining models of physical systems.
• Ability to write structured, maintainable code with version control.

Responsibilities

• Develop and maintain system modelling tools and simulation frameworks.
• Perform system-level analyses and trade-offs for design decisions.
• Work across multidisciplinary engineering teams.

Skills

MATLAB/Simulink

C

C++

Fortran

Java

Education

Bachelor’s degree in Aerospace or Space Engineering

Job description

We are seeking a Senior Systems Modelling / Mission Analyst to support the development of Orbex Prime.

In this role, you will be responsible for developing and maintaining the system modelling toolchain, performing analysis and trade studies to support design decisions, and contributing to the overall technical direction of the programme.

Key Responsibilities

• Develop, improve, and maintain system modelling tools and simulation frameworks.
• Perform system-level analyses and trade-offs to support design and architecture decisions.
• Work collaboratively across multidisciplinary engineering teams.
• Provide guidance and mentoring to junior engineers.

Qualifications and Experience (Required)

• Bachelor’s degree or higher in Aerospace or Space Engineering (or related discipline).
• Proven industry experience (4 years+) in MATLAB/Simulink and/or programming languages such as C, C++, Fortran, or Java.
• Experience developing and maintaining models of physical systems and system functionalities.
• Ability to write structured, maintainable, and well-documented code, with an understanding of version control practices.
• Demonstrable understanding and use of numerical solvers.
• Demonstrable understanding of flight dynamics and orbital mechanics.

Desirable Experience (Not essential but beneficial)

• Significant industry experience in MATLAB/Simulink and/or programming languages such as C, C++, Fortran, or Java for complex systems modelling and/or mission analysis.
• Proven experience working with launch vehicles, rocket systems or systems for Space.
• Trajectory optimization experience.
• Significant familiarity with GMAT, STK, or similar analysis tools.
• Space mission concept and design experience.
• Flight Safety and Risk Assessment experience.

Applying with Orbex

The core of Orbex's values is based on courage, teamwork, communication and always doing the right thing. We are an international, diverse and multicultural group that believes in unlocking space for the future of humanity.

If you are excited about our mission and this role, we encourage you to apply even if you do not meet all the requirements that are listed in the job description.

Orbex is an Equal Opportunity Employer and is working towards a more diverse workforce in the aerospace industry.

Security

You must be a UK or European citizen or from a country that is a signatory to the MTCR convention. You may be required to undergo a Background Security check which includes a criminal record check.

Benefits – UK

• Negotiable salary depending on experience £48-60k
• 34 days paid holiday including bank and public holidays
• NEST workplace pension
• Cycle to Work scheme
• Electric Vehicle salary sacrifice scheme
• Employee Assistance Programme, including: mortgage advice, health and wellbeing apps.
• Group Life Insurance, x4 annual salary.
• Orbex are able to sponsor visas for you and your family and provide comprehensive relocation assistance, this includes 1 month of accommodation in the local area paid for by the company, a relocation allowance and full support through the visa application process.