Director of Sales

About Sine Engineering

Sine Engineering develops the technology behind reliable drone autonomy, providing communication, navigation, and control systems that enable coordinated multi-drone operations at scale.

More than 200 UAV manufacturers worldwide rely on our solutions, and our technology powers many of today's active interceptor systems.

Through our dual-use platform, we support both civilian innovation and the technological advancement of democratic nations. Our products have been extensively tested and proven in real-world combat conditions in Ukraine.

Any drone. Any scale. Anywhere.
Resilient communication, navigation, and coordination technology built for the age of autonomy.
 

About the Role

We are looking for a hands-on Sales Team Lead to build, develop, and scale our commercial organization. This role combines people leadership, sales execution, coaching, and operational excellence.

You will be responsible for hiring and developing high-performing sales talent, establishing sales processes and forecasting discipline, supporting strategic customer engagements, and ensuring the team consistently achieves commercial objectives across international markets.
 

Responsibilities

Hiring

• Translate market coverage needs into hiring plans and appropriate sourcing strategies.
• Define candidate profiles and assessment criteria aligned with different sales motions.
• Assess candidates' commercial judgment, sales capability, leadership potential, and technical curiosity.
• Own onboarding processes, probation objectives, and probation evaluations.

Sales Leadership

• Set individual targets, account ownership, and opportunity strategies.
• Lead pipeline reviews, focusing on qualification quality, customer commitments, and execution plans.
• Support strategic customer meetings, commercial negotiations, and complex deal cycles.
• Coordinate Sales Engineering involvement in evaluations, demonstrations, and integration activities.
• Establish CRM, reporting, and forecasting standards in collaboration with Sales Operations.
• Define and maintain effective collaboration models with Account Management.
• Ensure accurate, evidence-based forecasting with clear ownership across regional and global teams.
• Identify and address performance gaps through coaching and performance management.
• Provide functional sales leadership to market-based teams in a matrix organization, starting with Germany.

Mentorship & Team Development

• Conduct regular one-on-one meetings and maintain individual development plans.
• Coach team members on discovery, qualification, stakeholder mapping, value-based selling, negotiation, and closing.
• Participate in customer engagements and provide actionable feedback.
• Build the technical knowledge required for effective customer conversations.
• Analyze won, lost, and stalled opportunities to improve sales methodology and qualification criteria.
• Gradually increase team members' autonomy and ownership as capabilities grow.
   

Requirements

Must-Have

• 5+ years of experience in B2B sales, business development, or account management, with a proven track record of selling complex technical solutions.
• 2+ years of experience leading and developing sales teams, including hiring, onboarding, and performance management.
• Demonstrated success in improving team performance and enabling sales professionals to achieve stronger results.
• Experience providing direct feedback, addressing underperformance, and driving accountability.
• Experience working with both Ukrainian and international customers.
• Strong understanding of enterprise sales processes, customer buying journeys, and stakeholder management.
• Experience in CRM-driven sales environments with accurate pipeline management and forecasting.
• English at C1 level or above and professional working proficiency in Ukrainian.

To Be Developed During Onboarding

• Deep understanding of Sine Engineering's products, technologies, and market positioning.
• Sales process, forecasting, and pipeline discipline tailored to Sine's commercial model.
• Account Management collaboration framework and customer handover processes.
• Matrix leadership within international teams.
• Development and continuous improvement of onboarding and coaching programs.
   

Nice to Have

• Experience in defense, UAV, aerospace, electronics, robotics, telecommunications, or related technology sectors.
• Experience selling hardware and integrated solutions that require testing, validation, and customer integration.
• Experience hiring and managing teams across multiple countries.
• Knowledge of German or broader European defense and aerospace markets.
• Understanding of radio communications, electronic warfare, navigation systems, or UAV architectures.
• Relevant sales, leadership, or project/program management certifications.
   

Why Join Us?

At Sine Engineering, you'll help shape the future of autonomous systems and work with technology that delivers real-world impact.

This is an opportunity to join a fast-growing company operating at the intersection of autonomy, communications, defense, and advanced engineering. You'll have the autonomy to build teams, influence strategy, and drive commercial growth while working alongside experts solving some of the most challenging problems in modern drone operations.

If you're excited about building high-performing teams and scaling the commercial success of cutting-edge technology, we'd love to hear from you.