Who we are
Sphere Defense is a fully funded technology startup with the mission of providing allied countries with sovereign, effective and seamless autonomous countermeasures to neutralize todays’ and tomorrow’s aerial threats.
Sphere Defense was founded by industry veterans with previous successful exits, and is headquartered in Brussels, Belgium, in the heart of Europe.
About you
You are an experienced and highly-motivated Computer Vision Engineer that has worked with mission-critical autonomous systems, ideally flying robots and precision-guided munitions.
What you’ll do
Be one of the first members of a high-performing team, designing and developing autonomous countermeasures to protect allied countries from aerial threats
Own, design, develop, document and test state of the art perception pipelines for situational awareness and detection, identification and tracking of targets
Integrate, evaluate and fuse data coming from EO/IR, IMUs, radars and other sources
Be hands-on, working close to the hardware when needed during development and tests
Draft and review documentation and design documents
Be a team player and a mentor, being available to support and grow the team when needed
Location: Onsite in Brussels, Belgium
Requirements
Master’s degree or PhD in Computer Vision, Robotics, or equivalent
Proficiency with one production language (C++) and one prototyping language (Python)
Demonstrated ability to produce production-grade, highly optimized target code
Demonstrated ownership of complex, production-grade perception pipelines in commercial systems
Strong experience with ROS2 and distributed systems
Strong understanding of control systems
Experience with multi-modal sensor fusion (IMUs, radars, lasers, etc.)
Excellent interpersonal communication skills in written and spoken English; French or Dutch is a plus
You are a self-starter, able to work in a high-ambiguity environment and willing to take up new challenges
Preferred Qualifications
Experience with VIO/SLAM
Experience with drones (quadcopters, VTOL) or precision-guided munitions
Experience with IR/thermal imaging
Previous experience in the defense industry
What we offer
Attractive compensation
Year-end bonus eligibility
Stock Options Plan eligibility
Mobility Budget
32 days of holidays
Meal vouchers
Private Health insurance
We are building a core team of hard-working people. If you want to join a company with tremendous impact and you are autonomous, creative and driven, we want to hear from you!
Sphere Defense offers attractive compensation, stock options, and a unique opportunity to change the global defense landscape.
This role is only open to candidates with right to work in Belgium. We cannot provide visa sponsorship at this time.
Skills Required
- Master's degree or PhD in Computer Vision, Robotics, or equivalent
- Proficiency in C++ (production language)
- Proficiency in Python (prototyping language)
- Demonstrated ability to produce production-grade, highly optimized target code
- Ownership of complex, production-grade perception pipelines in commercial systems
- Strong experience with ROS2 and distributed systems
- Strong understanding of control systems
- Experience with multi-modal sensor fusion (IMUs, radars, lasers, EO/IR)
- Excellent interpersonal communication skills in written and spoken English
- French or Dutch language skills
- Self-starter able to work in high-ambiguity environments
- Right to work in Belgium (no visa sponsorship provided)
- Experience with VIO/SLAM
- Experience with drones (quadcopters, VTOL) or precision-guided munitions
- Experience with IR/thermal imaging
- Previous experience in the defense industry
What We Do
Sphere Defense is a Brussels-based defence-tech company specializing in the development of sovereign European countermeasures. They are building a jet-powered, AI-guided counter-UAS (Unmanned Aircraft System) interceptor designed to protect allied nations with effective and seamless technology. Founded by experienced drone industry experts, the company focuses on ensuring security through advanced interceptor systems to combat the evolving threat of unmanned aircraft systems.









