Signal Processing Engineer (RF Processing & Analytics)
Lead RF Engineer - Electronic Warfare
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Paris
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About Us
Harmattan AI is a next-generation defense prime building autonomous and scalable defense systems. Following the close of a $200M Series B, valuing the company at $1.4 billion, we are expanding our teams and capabilities to deliver mission-critical systems to allied forces.
Our work is guided by clear values: building technologies with real-world impact, pursuing excellence in everything we do, setting ambitious goals, and taking on the hardest technical challenges. We operate in a demanding environment where rigor, ownership, and execution are expected.
About the Role
As an Lead RF Engineer - Electronic Warfare, you will own the delivery of our electronic warfare and signal intelligence systems - from concept to field deployment. You will work hand-in-hand with project managers and technical leads to translate mission needs into system-level designs, coordinate multidisciplinary engineering teams, and ensure overall system performance, robustness, and reliability. The capability to detect, investigate, and exploit system vulnerabilities.
Responsibilities
Electronic Warfare Team: Build, maintain and manage a cross disciplinary Electronic Warfare Engineering Team.
Electronic Warfare Systems and Technology watch: Drive architecture and implementation of Electronic Warfare Systems. Ensure state of the art knowledge in EW/SIGINT.
Technical Coordination: Lead cross-functional design across mechanical, electrical, software, GNC, and ML teams.
Trade-Off & Design Analysis: Conduct feasibility studies, trade-off analyses, and system-level simulations to guide technical choices.
Integration & Validation: Oversee system integration, prototyping, and validation, ensuring performance targets are achieved.
System Reviews: Drive design and architecture reviews, maintaining consistency between requirements, design, and testing.
Continuous Improvement: Implement processes to enhance requirements traceability, system documentation, and validation workflows.
Candidate Requirements
10+ years of experience in RF system engineering of Radio/Radar/GNSS and other Sensors within robotics, aerospace, or defense sectors.
Experience in Technology leadership in EW/SIGINT is a strong plus
Experience in Team leadership is a bonus, but not required
MSc in Engineering; PhD is a plus.
Proven experience leading full system lifecycles (concept → prototype → validation).
Strong background in RF, GNSS and Radar system architecture, requirements engineering, and system level trade-off analysis.
RF Signal Intelligence gathering and analysis for classification and AI training.
Broad engineering culture with understanding of mechanical, electrical, and embedded systems.
Experience coordinating multi-disciplinary teams and managing technical interfaces.
Rigorous, structured, and mission-driven mindset with strong analytical skills.
Excellent communication and documentation abilities.
We look forward to hearing how you can help shape the future of autonomous defense systems at Harmattan AI.
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