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Onebrief builds AI-powered collaboration and workflow software for military planning and operational coordination. As a Customer Success Engineer, you will operate at the intersection of engineering and mission execution, deploying AtomEngine into real-world military training environments, including classified and air-gapped systems.
You will be embedded onsite at Fort Leavenworth, Kansas, working directly with military customers to understand operational needs, configure and extend the platform, and translate real-world friction into actionable product feedback. Your responsibilities include:
- Deploy, configure, and support AtomEngine in live military training environments by extending entities, features, behaviors, sensors, and operational scenarios through AtomEngine tooling and scripting.
- Work onsite with customers to understand operational needs, iterate alongside users, ensure successful deployments, and provide military context and operational priorities to engineering teams.
- Integrate AtomEngine with partner systems by configuring and troubleshooting APIs, networking, infrastructure dependencies, and system connectivity.
- Resolve technical issues in real time during high-visibility exercises and implement fixes to ensure optimal software performance.
- When not supporting active exercises, proactively identify and implement improvements from the enhancement backlog, contributing directly to engineering work using technologies such as Godot, C++, C#, and Python.
- Communicate technical concepts clearly to military stakeholders, partners, and internal teams, explaining complex capabilities and responding to challenging questions with professionalism.
- Improve documentation, deployment processes, and operational repeatability to enable scalable deployments.
- Travel occasionally (approximately 20% of the time) to support customer engagements and operational exercises.
Onebrief is a distributed team of builders from military, operational, and technology backgrounds, founded in 2019 and backed by leading investors including General Catalyst, Battery Ventures, Insight Partners, Sapphire Ventures, and Human Capital. The company is valued at more than $2 billion and continues to invest in product innovation, AI capabilities, and team growth.
REQUIREMENTS:
- 3+ years of experience in software engineering, solutions engineering, technical consulting, or another customer-facing engineering role involving hands-on development.
- Demonstrated experience writing and maintaining production-quality software, with proficiency in one or more programming languages such as C++, C#, Python, GDScript, or similar.
- Experience troubleshooting software systems, integrations, networking, or distributed applications, with strong communication skills and the ability to explain technical concepts to both technical and non-technical audiences.
- Comfortable working independently in fast-paced, ambiguous environments while collaborating closely with customers and engineering teams.
- Prior military experience and Active Secret or Top Secret security clearance.
- Willingness and ability to work onsite at Fort Leavenworth daily and travel to other sites approximately 20% of the time.
PREFERRED QUALIFICATIONS:
- Experience presenting or teaching technical concepts to large groups.
- Experience in modeling, simulation, game engines, or defense-related systems.
