Job Title: UAV Engineer
Reports to: Head of Engineering
Location: Bristol (hybrid)
Type: Full time - permanent
Security Clearance requirement: Applicants must be eligible to obtain UK Security Clearance (SC)
Role Overview
We are looking for a UAV Engineer to support the design, development, integration and flight testing of an advanced Interceptor UAV system. This is a broad, hands‑on engineering role covering the air vehicle, propulsion, avionics, flight‑control systems, sensors, communications and autonomy.
The role will work closely with Systems, GNC, Software, Electronics and AI/ML engineers torapidly develop, integrate and mature the Interceptor from prototype through to an operationalproduct.
Key Responsibilities
- Support the design and development of the UAV platform, including airframe, propulsion,power, avionics and flight‑control systems.
- Integrate and troubleshoot autopilots, sensors, communications, payloads andmission‑system hardware/software.
- Configure, develop and tune UAV flight‑control systems, including PX4 or equivalent autopilot platforms.
- Support integration of GNC, autonomous behaviours and AI/ML‑enabled perception ontothe aircraft.
- Plan and conduct ground and flight testing, analysing results and using them to drivedesign improvements.
- Diagnose UAV system issues and implement practical hardware and software solutions.
- Support rapid prototyping and iterative development through a build–test–learnapproach.
- Work with suppliers and engineering partners to define requirements and integratethird‑party equipment.
- Support system verification, customer demonstrations and operational trials.
- Produce appropriate technical documentation, test plans, operating procedures and riskassessments.
- Support testing and customer demonstrations - travel required.
Required Experience
- Degree in Aerospace, Mechanical, Electronic Engineering, Robotics or a relatedtechnical discipline.
- Practical experience developing and integrating UAVs or autonomous aerial systems.
- Good understanding of UAV flight controls, aerodynamics, propulsion, power systemsand avionics.
- Experience with autopilot systems such as PX4 or ArduPilot.
- Experience integrating UAV hardware and software, including sensors andcommunications systems.
- Familiarity with C/C++, Python and/or MATLAB/Simulink.
- Understanding of communications and interfaces such as MAVLink, CAN and RFdatalinks.
- Hands‑on experience building, configuring, testing and troubleshooting UAV hardware.
- Experience planning and supporting UAV flight‑test activities.
- Strong analytical, technical communication and problem‑solving skills.
- Applicants must be eligible to obtain UK Security Clearance (SC) due to the nature of the work and projects involved.
Preferred Skills
- Experience developing novel UAV platforms, rather than solely operating commercialoff-the-shelf systems.
- Experience across multiple stages of the development lifecycle, from prototype throughto production or customer delivery.
- Understanding of GNC, autonomous systems and AI/ML‑based perception.
- Experience with ROS/ROS2, QGroundControl or similar UAV development tools.
- Experience of SIL/HIL testing and modelling/simulation environments.
- Knowledge of UAV regulatory and safety requirements.
- Experience conducting customer demonstrations and trials.
- GVC qualification, or willingness to obtain one.
- Full driving licence and willingness to travel as needed.
Attributes & Mindset
- Hands‑on and proactive, comfortable moving between design, software, hardware andflight testing.
- Practical problem‑solver who is comfortable working through unfamiliar technicalchallenges.
- Able to work at pace in an iterative R&D and product‑development environment.
- Strong team player who works effectively across engineering disciplines.
- Adaptable and willing to take ownership beyond a narrowly defined technical area when
- required.
- Detail‑focused while maintaining a strong emphasis on getting the UAV flying, learning
- and improving.
- Adaptable & Resilient: Stay calm and focused under pressure, maintaining a positive
- attitude that motivates others, adapting approach as challenges arise.
- Comfortable working with multiple engineering disciplines in a small tight‑knit team.
We believe in the value of working together in person and expect team members to be office‑based for the majority of the working week. At the same time, we take a flexible pragmaticapproach to working patterns, including start and finish times and remote working, to support a healthy work‑life balance while meeting the needs of the team and project.
We are committed to building an inclusive and diverse team where everyone is treated with respect and has the opportunity to contribute and succeed. We welcome applications from people of all backgrounds and are focused on creating a working environment where differentperspectives, experiences and ideas are valued.
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UK - UAV Engineer employer: MARSS Group
The MARSS Group is an exceptional employer, offering a dynamic work culture that fosters innovation and collaboration in the field of technology and security. With opportunities for professional growth and the chance to engage in meaningful projects that protect lives globally, employees benefit from a flexible remote working environment and the potential for international travel. Joining MARSS means being part of a forward-thinking team dedicated to making a significant impact in defence and security.