Junior Systems Algorithm and Modelling Engineer - UNB044

ALL.SPACE; Reading; On-site; GBP 45,000 - 65,000; Full time

Job summary

A leading satellite communications company in Reading seeks a motivated System Modelling Engineer to design and evaluate advanced systems. Candidates should have a degree in Engineering and 2-5 years of experience, with strong MATLAB skills. This role involves collaboration across teams and offers opportunities for innovation in the aerospace sector.

Benefits

Stock Options

Contributory Pension Scheme

25 days Annual Leave + Public Holidays

Cycle-to-Work Scheme

Free On-Site Gym

Qualifications

• 2–5 years of experience in system modelling, simulation, or systems engineering.
• Familiarity with CONOPS definition and requirements specification.
• Understanding of PNT principles and navigation algorithms.

Responsibilities

• Design, simulate, and evaluate advanced communication and navigation systems.
• Develop and maintain system-level analysis models using MATLAB/Simulink.
• Document and present system analyses and simulation results.

Skills

MATLAB-based algorithm development

RF system simulation

PNT analysis

Team collaboration

Strong analytical skills

Education

Degree in Engineering (Bachelor, Masters, or Ph.D.)

Tools

MATLAB

Simulink

ADS SystemVue

Job description

Who are we?

We hire those that seek to innovate across people, process and technology. Join our global workforce, visualise the future and strive for success. Our engineering campus and corporate offices in the UK and US are optimal environments for ideas and innovation to flourish.

ALL.SPACE has developed a smart terminal, capable of linking with all satellites, all networks, in all orbits, all at once. Our ground-breaking software-defined service enablement platform integrates intelligent routing, edge computing and on-demand services to deliver unprecedented network resilience and application performance. Our terminal designs operate as fully electronic beam steering systems. Our IP has applications across a wide range of market sectors including aeronautical, land mobile, maritime, and 5G. It provides broadband, multi-beam, two-way communications with dynamic tracking of geostationary and non-geostationary satellites or terrestrial nodes.

We are looking for world class talent to join our high-performing teamworking on cutting edge technologyin the satellite communications industry. We stand by our company values;INTEGRITY, INNOVATION & EXECUTION EXCELLENCE– giving you the opportunity to build your career in an environment where we encourage crisp decision-making, challenging the status-quo, championing your beliefs and ideas, sharing successes (and learning from failures) and working collaboratively with your fellow team members.

ALL.SPACE is committed to practicing and promoting diversity, inclusion and equality in the workplace. We aim to lead by example by making satellite communications a more inviting and accessible industry for all.

Visit www.all.space to learn more.

Responsibilities

• A motivated System Modelling Engineer with a strong background in MATLAB-based algorithm development, RF system simulation, and PNT (Positioning–Navigation–Timing) analysis. This role supports the design, simulation, and performance evaluation of advanced communication and navigation systems, using tools such as MATLAB/Simulink and ADS SystemVue. The engineer will contribute to system-level trade-off studies ensuring robust system design for next-generation space and communication applications.
• Develop and maintain MATLAB/Simulink models for system-level analysis and algorithm evaluation.
• Carry out RF and system modelling using tools such as Keysight ADS SystemVue or similar environments.
• Support PNT-related studies, including algorithm development and system trade-offs for timing, positioning, and navigation resilience.
• Perform link budget analysis, sensitivity studies, and trade-off analysis across mission scenarios.
• Contribute to Concept of Operations (CONOPS) capture, ensuring alignment with mission objectives.
• Assist in defining, managing, and tracing system requirements in support of the systems engineering process.
• Document and present simulation results, system analyses, and requirements to both technical and non-technical audiences.
• Collaborate with multi-disciplinary teams across RF, software, and systems engineering.

Qualifications

• Candidate must hold a degree in an Engineering (or closely related) Bachelor, Masters, or Ph.D. program
• 2–5 years of experience in system modelling, simulation, or systems engineering.
• Proficiency in MATLAB/Simulink for algorithm modelling and analysis.
• Exposure to ADS SystemVue or similar RF system simulation tools.
• Understanding of PNT principles, navigation algorithms, and/or RF chain design.
• Familiarity with CONOPS definition and requirements specification in a systems Engineering environment.
• Knowledge of ECSS, and MIL- standards is a plus.
• Strong analytical skills, problem-solving ability, and teamwork mindset.

Desirable

• Experience with Python for algorithm prototyping.
• Experience working in satellite or aerospace projects (CubeSat, nanosat, or larger missions).
• Embedded systems and FPGA implementation experience.

Benefits

• Stock Options
• Contributory Pension Scheme 3% standard
• 25 days Annual Leave + Public Holidays
• Cycle-to-Work Scheme
• Car Scheme (Salary Sacrifice)
• Free On-Site Gym
• Employee Assistance Programs
• Discounts Platform