International Partnerships Manager

Remote · 8+ years experience · Full-time · Remote · Posted Sep 28, 2026

At a glance

Onebrief builds collaboration and AI-powered workflow software for military planning and operational coordination.
Military planning is complex by nature, requiring teams to coordinate information, people, and decisions across systems and locations. Onebrief brings planning, collaboration, simulation, and AI into one connected environment, helping teams test strategies, adapt to changing conditions, and make decisions with greater clarity when the stakes are real.
We are a distributed team of builders from military, operational, and technology backgrounds who care deeply about improving how important work gets done. Some team members work remotely, while others work directly alongside customers in operational environments around the world.
Founded in 2019, Onebrief is backed by leading investors including General Catalyst, Battery Ventures, Insight Partners, Sapphire Ventures, and Human Capital. Valued at more than $2 billion, we continue to invest in product innovation, AI capabilities, and team growth.

The International Partnerships Manager will lead the execution of priority partnerships across international markets to support global growth in the defense and operational sectors.
This role involves building repeatable, high-value partner models and collaborating with regional sales teams to translate strategic alliances into measurable customer outcomes.
The position requires a deep functional expert to guide international partnership strategy through a structured validation model and data-driven business cases.

Lead end-to-end execution of priority international partnerships aligned with regional sales targets.
Identify, activate, and integrate commercial, technical, and delivery capabilities from partners into customer opportunities.
Design and implement scalable, standardized partnership frameworks and operational processes.
Perform in-depth analysis of partner performance and market friction.
Collaborate with cross-functional leadership and Finance to build business cases for scaling or adjusting market coverage.
Conduct 6- and 12-month partnership review milestones.
Codify repeatable partner engagement models to eliminate one-off deal mechanics.
Identify operational constraints across target international markets to inform future capacity allocation.

8+ years of professional experience in partnership management, alliance development, or strategic GTM execution.
Deep expertise operating within international markets, defense technology, enterprise SaaS, or complex government sectors.
Proven experience building partnership strategies from the ground up.
Proven track record of leveraging subject matter expertise to design scalable solutions for complex international GTM challenges.
Demonstrated capability to perform in-depth analysis and use interpretive thinking to define ambiguous operational challenges.
Exceptional ability to lead through influence across distributed teams including Sales, Product, and Finance.
Track record of establishing metric-driven partnership models.
Excellent written and verbal communication skills for representing the company to senior international leaders.
Willingness and ability to travel 50% to 75% of the time.
Willingness and ability to obtain and maintain a security clearance if required.

Experience working within defense technology ecosystems, military planning workflows, or international allied frameworks.
Proven success building and scaling international channel, technical integration, or co-selling partner models.
Direct experience managing international business development across Europe, Asia-Pacific, or the Middle East.
Knowledge of regional procurement processes.
Background operating within high-growth, venture-backed technology environments.