Senior Key Account Manager

Senior Key Account Manager Build the future of ultra-resilient connectivity! We usually respond within a day Why this role matters At IS-Wireless, we're building some of the most advanced 5G/6G networks in Europe. This isn't just theoretical - it's about real-world deployments, with actual clients, in demanding environments, including the defense sector. The Sales Executive will own end-to-end defense and enterprise for IS-Wireless’ 5G/Open RAN portfolio across Western European countries (The Netherlands, Belgium, France, Spain, Portugal), with a mandate to win and scale multi-year revenue. This role combines strategic hunting, complex deal orchestration, and C‑level relationship building to position IS-Wireless as the preferred partner for next‑generation mobile networks. Work Mode: Remote in EU Key Challenges & Responsibilities Acquire strategic clients primarily in international markets (EU and beyond), focusing on defense sector companies, but also including large industrial companies, and other government entities Originate, qualify, and close complex, multi-stakeholder deals, coordinating tightly with Pre-sales, Product, and Delivery. Navigate lengthy procurement cycles (RFI/RFQ/RFP), driving technical and commercial consensus while protecting margin. Conduct consultative sales of IS-Wireless technology and products. Consistently exceed quota while maintaining high forecast accuracy and disciplined pipeline management. Educate clients and build long-term business relationships. Collaborate on product development based on market feedback. Represent IS-Wireless at key industry events, building a visible executive presence in the 5G/Open RAN ecosystem. Skills & Experience (Must-Have) 5+ years of experience in B2B technology sales (e.g., IT, cloud, SaaS, deeptech). Proven success selling complex, technical solutions (e.g., RAN, core, private 5G, cloud-native infrastructure) to senior technical and business stakeholders. Strong command of structured sales methodologies (e.g., MEDDIC, Challenger) and disciplined CRM usage. Experience working with international clients. Fluent in English (presentations, negotiations). Ability to effectively source leads and manage the sales pipeline. Experience in long, complex sales processes (6–18 months). Ability to prepare business cases and ROI analyses. Nice-to-Have Experience in selling innovative, first-of-its-kind products. Knowledge of the telecommunications/5G industry. Background in high-growth or deep‑tech environments, ideally in scale-ups or top‑tier tech companies. Experience with ORAN, Kubernetes, or military tech solutions. What We Offer Competitive salary that grows with your impact, plus a very attractive commission system and the possibility of stock options. Access to a world-class telecom knowledge base and structured training resources. Time and budget for training, conferences and self-development. Daily exposure to modern tools and technologies that push the industry forward. A diverse, friendly, international team of engineers and domain experts. Collaborative, low-ego culture that values initiative and your input. Flexible working hours and a healthy work-life balance. Department Operations Remote status Fully Remote Piaseczno, Poland Gain expert knowledge and challenge yourself Opportunity A great opportunity to develop your skills in building networks in the Open RAN model Knowledge Get access to the top-class telecommunications knowledge base and training Challenge Interesting and challenging work within an international environment of talented engineers About IS-Wireless IS-Wireless is a top European Deep Tech innovator, awarded the EIC Seal of Excellence and holding a portfolio of 10+ patents. As a proud NATO DIANA 2025 innovator, we operate as a Dual-Use company, developing ultra-resilient, secure, and resource-efficient 5G networks for both industrial and tactical applications. Our patented Liquid RAN technology represents a new generation of open, disaggregated radio access designed for exceptional reliability, flexibility, and resource efficiency. It enables rapid restoration and redeployment of base stations, even in volatile or degraded environments. Our solutions are built for performance under pressure, supporting ultra-resilient mobile networks that withstand disruption. With a dual-use approach, we bridge defense innovation and commercial applications to ensure secure, high-performing connectivity where it matters most. Our team stands out for creative problem-solving, unconventional thinking, and deep expertise. We bring together experience from hardware and software vendors, telecom operators, and R&D institutions, uniting skilled developers, engineers, and business leaders. Founded in 2017 Co-workers 45+