Customer Success Engineer, Battle Road

About OnebriefOnebrief is collaboration and AI-powered workflow software designed specifically for military staffs. By transforming this work, Onebrief makes the staff as a whole superhuman - meaning faster, smarter, and more efficient.We take ownership, seek excellence, and play to win with the seriousness and camaraderie of an Olympic team. Onebrief operates as an all-remote company, though many of our employees work alongside our customers at military commands around the world.Founded in 2019 by a group of experienced planners, today, Onebrief’s team spans veterans from all forces and global organizations, and technologists from leading-edge software companies. We’ve raised $320m+ from top-tier investors, including Battery Ventures, General Catalyst, Sapphire Ventures, Insight Partners, and Human Capital, and today, Onebrief is valued at $2.15B. With this continued growth, Onebrief is able to make an impact where it matters most.Position OverviewAt Battle Road, we’re building the next generation of military modeling and simulation technology through AtomEngine, our modern, game-engine-based platform.We are replacing decades-old legacy systems with a more accurate, flexible, and operationally relevant simulation environment. Our technology is already being used in major U.S. military training exercises and command environments.We are seeking a Customer Success Engineer who wants their technical work to directly influence how military leaders train, plan, and make decisions.This is not a traditional customer success role. This is mission-facing engineering.About The RoleAs a Customer Success Engineer, you operate at the intersection of engineering and mission execution.You will deploy into real-world military training environments, including Secret and air-gapped systems. You will configure, extend, and troubleshoot AtomEngine in high-visibility settings. You may be standing in front of senior officers, fielding questions, adapting simulations live, and ensuring the platform performs under pressure.You are the last mile between cutting-edge simulation technology and the warfighter.If you take pride in how you show up, remain composed in challenging environments, and enjoy earning trust and building advocates, this role will challenge and reward you.What You Will DoYou will operate at the tip of the spear between technology and mission execution.Deploy AtomEngine into live military training environments, including classified and air-gapped systemsConfigure and adapt entities, behaviors, and operational scenarios to reflect real-world requirementsTroubleshoot technical issues in real time during high-visibility exercises, sometimes in front of large audiencesStand in front of officers, colonels, and generals to explain system behavior, answer questions, and build trustTeach technical concepts clearly to mixed technical and non-technical audiences, helping military stakeholders understand not just how the platform works, but why it worksLead or support training sessions, workshops, and instructional blocks as adoption scalesEngage constructively with key stakeholders and respond to challenging questions with clarity and professionalismTranslate real-world friction into actionable feedback for Product and EngineeringImprove documentation and repeatability so deployments scale over timeTravel up to 50%.What Makes This Role DifferentYou will operate in rooms where decisions matterYou will help replace legacy systems that have been in place for decadesYou will represent Battle Road directly in front of officers, colonels, and generalsYou will see your work applied in real-world training environmentsWhat We Look For3+ years of professional experience in a software engineering, solutions engineering, or technical customer-facing role involving hands-on developmentDemonstrated experience writing and maintaining production-quality code, including extending existing frameworks, SDKs, or plugin systemsProficiency in at least one general-p ... (truncated, view full listing at source)