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BUILDLIST/ONEBRIEF

Onebrief

Plans large-scale operations.

DefenseSeries C+

HQ

Honolulu, HI

Founded

2019

Employees

201-1,000

Total Raised

$351.9M

Last Round

Series C+

Last Round Date

Jan 2026

Founders

Grant Demaree, Rafa Pereira

45 jobs

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Job Types

Experience Levels

Metro

Open Positions (45)

Defense✅ Test, Quality, & Reliability · Staff / Principal

Staff Software Developer in Test, Quality Engineering

Defense📣 Business Dev & Customer Ops · Manager

Partner Engagement Manager, U.S. Pacific Fleet

Defense🔒 Infrastructure, IT, & Security · Senior

Senior Site Reliability Engineer, Hawaii

Defense🔒 Infrastructure, IT, & Security · Senior

Senior Platform Engineer

Defense🎨 Marketing & Design · Mid-Level

Capture Proposal Writer

Defense📣 Business Dev & Customer Ops · Manager

Operations Manager, 1st Infantry Division

Defense💻 Software & Data · Senior

Senior Software Engineer, Backend

Defense📣 Business Dev & Customer Ops · Manager

Partner Engagement Manager, Joint Staff

Defense🎨 Marketing & Design · Mid-Level

Simulation Content Creator, Battle Road

Defense💻 Software & Data · Staff / Principal

Staff Software Engineer, Authentication and Security

Defense👥 Business & People Ops · Senior

Total Rewards Manager

Defense🤖 AI & Autonomy · Mid-Level

Game AI Designer, Decision-Making Systems

Defense📣 Business Dev & Customer Ops · Mid-Level

Customer Success Engineer, Battle Road

Defense📣 Business Dev & Customer Ops · Manager

Operations Manager, National Reconnaissance Office

Fort Belvoir, VA

Defense📣 Business Dev & Customer Ops · Manager

Federal Capture Manager

Defense💻 Software & Data · Mid-Level

Game Play Engineer, Battle Road

Defense🔒 Infrastructure, IT, & Security · Mid-Level

Cloud Infrastructure Engineer, Battle Road

Defense🤖 AI & Autonomy · Staff / Principal

Principal AI/ML Engineer

Defense📋 Product, Programs, & Systems · Staff / Principal

Senior / Staff Product Manager, Applications (Collaborator)

Defense📣 Business Dev & Customer Ops · Manager

Operations Manager, U.S. Strategic Command

Defense📑 Finance, Legal, & Compliance · Senior

Corporate Counsel

Defense💻 Software & Data · Mid-Level

Game Engine Engineer, Battle Road

Defense✅ Test, Quality, & Reliability · Senior

Senior Test Automation Engineer

Defense💻 Software & Data · Staff / Principal

Staff Software Engineer, Backend

Defense💻 Software & Data · Mid-Level

Geospatial Engineer, Battle Road

Defense🔒 Infrastructure, IT, & Security · Senior

Senior Site Reliability Engineer, Colorado Springs

Colorado Springs, CO

Defense📣 Business Dev & Customer Ops · Manager

Department of War Capture Manager

Defense💻 Software & Data · Staff / Principal

Principal Software Engineer, Full-stack

Defense💻 Software & Data · Mid-Level

Data Engineer, Battle Road

Defense🔒 Infrastructure, IT, & Security · Senior

Senior Application Security Engineer

Defense🔒 Infrastructure, IT, & Security · Staff / Principal

Principal Infrastructure Engineer

Defense💻 Software & Data · Manager

Senior Engineering Manager, Creator Team

Defense🔒 Infrastructure, IT, & Security · Senior

Solutions Engineer, Tampa

Defense🔒 Infrastructure, IT, & Security · Senior

Solutions Engineer, D.C.

Defense📋 Product, Programs, & Systems · Senior

Technical Delivery Manager, Indo-Pacific

Defense🔒 Infrastructure, IT, & Security · Senior

Senior Site Reliability Engineer, Arlington

Defense✅ Test, Quality, & Reliability · Senior

Senior Performance Testing Engineer

Defense📑 Finance, Legal, & Compliance · Manager

Senior Manager of Contracts, Strategy

Defense👥 Business & People Ops · Senior

Recruiter, Go-To-Market

Defense🔒 Infrastructure, IT, & Security · Senior

Senior Site Reliability Engineer, Tacoma

Defense📋 Product, Programs, & Systems · Senior

Product Manager, Data Science and Internal Tools

Defense💻 Software & Data · Manager

Senior Engineering Manager, Data Foundations

Defense📣 Business Dev & Customer Ops · Manager

Partner Engagement Manager, 1st Marine Division

Defense🔒 Infrastructure, IT, & Security · Senior

Senior Solutions Architect

Defense📣 Business Dev & Customer Ops · Manager

Partner Engagement Manager, Air Mobility Command