YOUR PROFILE

• Proven track record in designing, configuring, and maintaining communication systems in tactical, robotics, defense, or unmanned vehicle environments.
• Deep knowledge of radio frequency theory, IP networking (TCP/UDP, routing, NAT, VPN), and wireless technologies.
• Hands-on experience with tactical radios, LTE modems, VPNs, Starlink, and relay nodes.
• Proficiency with Linux networking tools and a solid understanding of embedded and robotic systems.
• Familiarity with mobile antennas, link budgeting, and radio propagation modeling.
• Experience with security protocols, encrypted communications, and certificate/key-based authentication.
• Strong documentation, troubleshooting, and systems thinking skills.
• Excellent communication skills in English is a must; German is a plus.

ABOUT US

ARX is a dual-use technology company that specializes in developing autonomous unmanned systems and sensors for the European defence sector. Our dual-use unmanned ground systems and sensors assist NATO Armies and civilian first responders in tackling their most challenging problems by providing them with training and information to make better decisions and take effective actions in life-or-death situations.
As our team continues to expand rapidly, we are seeking motivated candidates who are excited to work in a highly energetic, creative, and innovative team dedicated to developing autonomous systems for challenging environments. We operate in a dynamic sector where collaboration, sharing innovative ideas, and developing novel problem-solving strategies are ingrained in our work culture.
If you are passionate about overcoming challenges that have areal impact on the security of our democracies, apply here to join ARX and help shape the future of dual-use technology!
In addition to a competitive salary package, we offer the opportunity to participate in the company’s success. ARX is an equal-opportunity employer, and we encourage candidates from all backgrounds to apply

We’re looking for an experienced Communication Engineer - Tactical Robotics (m/f/d) to join our Engineering strategies. In your day to day work, you’ll focus on streamlining the communication capabilities across our robotic systems, ensuring superior, secure, and robust long-range control and data transmission in both lab and field environments. You’ll be selecting and integrating cutting-edge communication hardware and optimizing software configurations to maximize performance and operational readiness.

To join our team, you should be excited to

• Design and implement robust communication stacks for long-range, mobile, and ruggedized robotic deployments.
• Select and integrate advanced radio technologies including LTE/4G/5G, LoRa, WiFi, Starlink, tactical radios, and SATCOM.
• Develop and maintain mesh networks and relay strategies to extend operational range and ensure redundancy.
• Optimize antenna configurations and placements to address diverse terrains and mobility challenges.
• Own the end-to-end testing and validation of communication systems under real-world conditions.
• Collaborate closely with software, hardware, and cybersecurity teams to ensure seamless, secure integration.
• Document configuration guidelines and standardize deployment procedures across products and regions.