Software Development Engineer in Test [Geospatial]

ABOUT ONEBRIEF Onebrief 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. ABOUT YOU You’re an experienced SDET who brings both technical depth and a strong sense of ownership to how software is tested and released. You take pride in building systems that make quality measurable, scalable, and reliable. You collaborate closely with engineers and designers to create patterns and practices that help teams ship high-quality software with confidence. You’re thoughtful, analytical, and disciplined in your approach, but also creative in how you identify opportunities to improve release integrity, automation, and performance. You’re comfortable driving change, influencing best practices, and communicating effectively across teams. We work in the defense space, so we’re looking for someone who is motivated by our mission and eager to contribute in a high-trust, fast-moving environment where everyone has a voice. As a member of our growing Quality team, you’ll play an important role in shaping how we build, test, and deliver products that matter. WHAT YOU'LL DO As a Software Developer in Test, you will play a key role in shaping how we measure, improve, and scale quality across the organization. You’ll partner closely with Quality Engineering, SRE, Customer Relations and Product to strengthen release integrity, improve observability around quality health, and build the internal tools and frameworks that make high-quality delivery repeatable and efficient. - Implement strategies that improve release integrity — from automation in CI/CD pipelines to validation processes that increase confidence in deployments. - Validate spatial algorithms, data accuracy, and system performance within our mapping platform. - Instrumenting quality health metrics and dashboards that give teams clear visibility into product stability, release readiness, and test effectiveness. - Driving internal tooling initiatives that improve the developer experience and enable teams to test, measure, and ship with higher confidence. - Partnering across engineering, infrastructure, and product to identify opportunities for system-level quality improvements and advocate for automation-first approaches. - Using data and experimentation to continuously refine our approach to quality and ensure we’re focusing on the most impactful areas. - Working with your fellow engineers to develop first class quality measures that align with overall quality strategy, with a focus on monitoring and observability WHAT WE LOOK FOR: Required: - Understanding of modern quality engineering best practices, with the judgment to know when to apply or adapt them pragmatically. - Strong technical foundation in release management, automation frameworks, and CI/CD systems, with experience improving release reliability through data-driven quality initiatives. - 2+ years of experience building and maintaining test automation at multiple layers (integration, end-to-end) for complex applications, using modern languages such as C++/C#, GD Script, or Python. - Proven experience using shift-left quality practices that improve code quality, deployment