About the role We are seeking a dynamic and results-driven Senior Key Account Manager (Defense focus) (m/f/d) with a strong track record in building and expanding key customer relationships within the defense sector. To join our team, you should be excited to: Develop key customer relationships within the defense sector, including both industrial and governmental partners Define, execute, and continuously refine long-term strategic account plans aligned with customers’ mission objectives and procurement roadmaps Drive revenue growth through systematic identification and realization of cross-selling and up-selling opportunities across the full product and service portfolio Coordinate complex customer engagements, including programs involving integrated hardware and software R&D components Act as the central customer advocate internally, working closely with Product Management, R&D, Marketing, Service, and Operations to ensure consistent, high-quality, and customer-centric delivery Conduct in-depth market, customer, and competitive analyses to inform account strategy and senior management decision-making Collaborate closely with the Head of Sales Operations on account status, customer developments, and long-term sales potential Your Profile Degree in Business Administration, Industrial Engineering, or a comparable field 5 years of professional experience in sales, ideally with a focus on key account management Demonstrated success in managing major customers and developing long-term strategic relationships, preferably within the defense sector Excellent communication and negotiation abilities Military background is a strong plus Excellent communication skills with business fluency in both German and English (written and spoken) Benefits and Perks Competitive salary and benefits package A shaping role in an emerging dual use company Opportunity to work with a highly innovative, international, and dynamic team Room for professional growth and development Participation in the company's success, with access to regular events, knowledge exchange and meetups 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 a real impact on the security of our democracies, apply here to join ARX and help shape the future of dual-use technology! ARX is an equal-opportunity employer, and we encourage candidates from all backgrounds to apply. You can find ARX Robotics Applicant Privacy Policy here .