Game Tester Jobs 2026 (Now Hiring) – Smart Auto Apply

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.

Battle Road Digital, part of Onebrief, applies state-of-the-art innovations and experience from the video game industry to build the future of simulations, modeling, and operations with AtomEngine – our proprietary cloud-based game engine that’s making the world playable.

Security Clearance, Location, and Onsite Notice:

This role requires regularly working on-site at customer locations in Fort Leavenworth, Kansas.

If you are not currently within commuting distance, you must be willing to relocate (note that Onebrief will provide relocation assistance).

Eligibility to obtain a Secret Clearance is required.

We’re looking for a highly motivated, technically minded Game and Hardware Tester to help us build the Atom Engine - a new generation of game engine that's cloud first. AtomEngine brings turnkey solutions for simulating millions of entities in a persistent, comprehensive, planet-scale sandbox. Specifically, we are looking for a game developer hobbyist or tinkerer type that is comfortable and proficient in writing gameplay scripts or has a passion for creating mods for games. This role will focus on testing AtomEngine’s ModKit that customers use to customize and extend AtomEngine for anything they can dream up! Come join our small, expert team of technologists, game developers, and innovators as we shape the future!

What You'll Do

Learn to use and master AtomEngine to create and run war-game scenarios in single-player and multi-player configurations.

• Identify bugs, provide feedback, and identify opportunities for improvement in AtomEngine and in Battle Road’s processes.

• Perform a variety of Testing tasks in a timely, efficient, and thorough manner.

  • Tasks include Load Testing, Stability Testing, Functionality Testing, and other tasks as needed.

• Communicate effectively with team members to learn new systems quickly, get & stay unblocked, and provide actionable test results in real time.

• Be agile and adaptive to the demands of fast-moving workflows, priorities, and deliverables.

• Work with Test leadership to create and maintain clear, detailed test plans and procedures.

• Test AtomEngine’s Developer Mod Kit, identifying and reporting bugs as well as providing feedback to ensure the best user experience possible.

What we look for

• Experience as a game developer hobbyist, using scripting and visual scripting tools like Unreal Blueprints and/or preferably, GDScript.

• Familiarity with PC gaming hardware

• Strong organizational skills

• 3 to 5 years of experience in video game quality assurance, with a strong understanding of QA principles, methodologies, and processes.

• Proficiency in using industry-standard testing tools and software, such as version control systems, bug tracking systems, and test management tools.

• Strong attention to detail and analytical skills, with the ability to identify and prioritize testing activities based on project requirements and objectives.

• Concise, effective communication skills (spoken and written).

• Requirement to be on-site in Fort Leavenworth, Kansas 3 days per week

• Active Secret Clearance

• Due to federal contract requirements, U.S. Citizenship is mandatory for this position.

Notice to Third Party Recruitment AgenciesPlease note that Onebrief does not accept unsolicited resumes from recruiters or employment agencies. In the absence of an executed Recruitment Services Agreement, there will be no obligation to any referral compensation or recruiter fee. In the event a recruiter or agency submits a resume or candidate without an agreement Onebrief explicitly reserves the right to pursue and hire those candidate(s) without any financial obligation to the recruiter or agency. Any unsolicited resumes, including those submitted to hiring managers, shall be deemed the property of Onebrief.