Consequential Work. Dedicated People. About Onebrief 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. Why This Role Exists As a Solutions Engineer at Onebrief, you work where mission, engineering, and compliance meet. You'll own technical solution design and deployment readiness, translating customer requirements into secure, scalable deployment architectures. You'll partner with Platform Engineering, SRE, and our Cybersecurity team to validate infrastructure, configure environments, resolve technical blockers, and successfully transition solutions into production. You’ll work with our go-to-market and customer facing teams to meet with planners, operations officers, and network owners to understand how they work today. You’ll help show them what that work looks like in Onebrief, and then you'll make it real. You connect a staff's planning problem to a live, accredited Onebrief deployment. What You'll Do Core responsibilities: Run technical discovery. With Sales and Engineering, map a staff's current workflow