Job Title: Communications Systems Engineer – UAS We are seeking a skilled Communications Systems Engineer to join an innovative team developing Unmanned Aircraft Systems (UAS). This is a hands-on, systems-level role where you will design, integrate, and validate critical communication links to ensure reliable, secure, and high-performance connectivity in advanced aerial platforms. Key Responsibilities Design end-to-end communication architectures for UAS platforms, including radios, antennas, and modems. Integrate line-of-sight and beyond-line-of-sight communication systems, including Satcom solutions. Perform link budget calculations, RF analysis, and network optimization to guarantee mission success. Implement secure and encrypted communication protocols in compliance with defence and industry standards. Conduct lab tests, ground trials, and flight campaigns to validate system performance and reliability. Collaborate with multidisciplinary teams to ensure seamless integration and operational excellence. Required Skills & Experience Degree in Electrical/Electronic Engineering, Telecommunications, or related field. Minimum 5 years’ experience in communications systems engineering, preferably in aerospace, defence, or autonomous systems. Strong knowledge of RF theory, antenna design, modulation schemes, and network protocols. Hands-on experience with software-defined radios, tactical data links, and Satcom systems. Familiarity with military or commercial communications standards is a plus (e.g., Link 16, LTE/5G). Systems-thinking mindset with excellent problem-solving, troubleshooting, and teamwork skills. Ability to obtain UK SC Security Clearance. What We Offer Work on cutting-edge UAS communication technologies. Opportunity to collaborate with a highly skilled, mission-driven team. Competitive salary and professional development opportunities. A dynamic and challenging work environment where your contributions directly impact operational capability. For more information please contact Kieran on kieran.slaugher@empresaria.com