Sphere Defense
sphere-df.com
Actively hiring
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Overview
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Products
People
Growth
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Jobs
Financials
How Sphere Defense hires
Truth index
B 75/100
Ghost roles
0%
Stale roles
100%
Reposted roles
0%
Sphere Defense scores B on the Alion truth index (A is best, E worst), measured over 7 open roles re-checked against its own hiring board: 0% look like ghost listings, 100% have gone stale and 0% are the same role posted again. It measures how much of what this employer publishes turns into a real, finite search - not the employer as a workplace. How the index is computed
Tech stack
Technologies named in job postings at Sphere Defense over the last 12 months, by layer, with the share of postings for each.
Technologies in use
30
Postings analysed
12
Stack modernity
69/100
Languages
C++75%
Python75%
Rust67%
MATLAB8%
Frameworks & libraries
ROS233%
ROS8%
Cloud & platforms
Linux67%
RTOS33%
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Full Sphere Defense tech stack
30 technologies · by team · pay by technology · changes · similar stacks
Growth
Hiring Momentum
46/100
Stable
Open positions
16
3 opened / 0 closed in 30 days
Median time-to-fill
181 days
faster than 12% of the market
ATS activity
Every ~4 hours
Today
Hiring Dynamics
0%
Hiring Focus
The percentage next to each role is its share of the company's job openings over the last 90 days; the arrow shows the shift versus the previous period.
Hardware
44% ▼
Industrial Engineering
22% ▲
QA
11% ▲
Robotics
11% ▲
Management
11% ▲
Activity Timeline
New location: Nivelles
Sep 2026
Added Machine Learning to stack
Sep 2026
Added Wi-Fi to stack
Sep 2026
Added Linux to stack
Sep 2026
Offices
Where the company hires and what each office is for
Cities
2
Hiring now
2
Countries
1
Busiest office
Brussels
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Headquarters
Builds here
Office with open vacancies
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Brussels
Belgium
Engineering / R&D
15 open roles 8 posted in 90 days 80% engineering
hires for Hardware, AI/ML, Robotics
Nivelles
Belgium
Engineering / R&D
1 open roles 1 posted in 90 days
hires for Industrial Engineering
Jobs
≈ $106k – $252k per year (Estimated) • Equity • In office • Full-Time • 12+ years exp • Master's Degree • Brussels
Python
Rust
C++
Multimodal AI
Computer Vision
Machine Learning
Robotics
ROS2
SLAM
Sensor Fusion
Visual-Inertial Odometry
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≈ $85k – $216k per year (Estimated) • Equity • In office • Full-Time • 8+ years exp • Bachelor's Degree • Brussels
Python
C++
Quantization
Computer Vision
ONNX
Machine Learning
Robotics
ROS2
SLAM
Visual-Inertial Odometry
Apply
Apply
≈ $65k – $181k per year (Estimated) • Equity • In office • Full-Time • High School Diploma • Brussels
Apply
≈ $64k – $148k per year (Estimated) • Equity • In office • Full-Time • 4+ years exp • Bachelor's Degree • Brussels
Linux
Chips/EDA
Altium Designer
Cadence Allegro
OrCAD
Apply
≈ $80k – $183k per year (Estimated) • Equity • In office • Full-Time • 8+ years exp • Bachelor's Degree • Brussels
Python
Rust
C++
gRPC
RTOS
CI/CD
Linux
Wi-Fi
Apply
≈ $65k – $153k per year (Estimated) • Equity • In office • Full-Time • 4+ years exp • Bachelor's Degree • Brussels
Python
Rust
C++
gRPC
RTOS
CI/CD
Linux
Wi-Fi
Apply
≈ $63k – $182k per year (Estimated) • Equity • In office • Full-Time • Bachelor's Degree • Brussels
Python
Rust
C++
gRPC
CI/CD
Linux
Apply
≈ $63k – $182k per year (Estimated) • Equity • In office • Full-Time • Bachelor's Degree • Brussels
Python
Rust
C++
gRPC
RTOS
CI/CD
Linux
Wi-Fi
Apply
≈ $89k – $202k per year (Estimated) • Equity • In office • Full-Time • 8+ years exp • Bachelor's Degree • Brussels
Python
Rust
C++
Reinforcement Learning
DevOps
CI/CD
Linux
Robotics
ROS
ROS2
RViz
Gazebo
Foxglove Studio
SLAM
Sensor Fusion
Visual-Inertial Odometry
Reinforcement Learning
Digital Twin
Apply
≈ $77k – $178k per year (Estimated) • Equity • In office • Full-Time • 8+ years exp • Bachelor's Degree • Brussels
Linux
Chips/EDA
Altium Designer
Cadence Allegro
OrCAD
Apply
≈ $79k – $182k per year (Estimated) • Equity • In office • Full-Time • 8+ years exp • Bachelor's Degree • Brussels
Python
Rust
C++
gRPC
RTOS
CI/CD
Linux
Wi-Fi
Apply