Senior Site Reliability Engineer, Colorado Springs

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.

This role requires regularly working on-site at customer locations in Colorado Springs, Colorado.

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

• Infrastructure as Code: Terraform (or CloudFormation), Ansible.

• Containers and orchestration: Kubernetes design, deployment, and operations.

• CI/CD: experience building and maintaining pipelines (GitLab CI/CD, Jenkins, GitHub Actions).

• Scripting: proficiency with at least one of Python, Go, or Bash.

• Cloud: Familiarity with AWS or AWS GovCloud.

• Observability: Grafana stack, ELK stack, or Datadog.

• Networking fundamentals: core protocols and secure configurations.

• Experience in DoD environments and compliance frameworks (RMF, STIGs, ICD 503).

• GitOps practices and toolchains.

• Security‑minded design for sensitive environments.

• Experience designing and implementing meaningful SLIs/SLOs (including error budgets) for complex, distributed systems.

• Familiarity with on‑prem virtualization(VMware, Proxmox, Nutanix, Hyper-V, etc).

• Service mesh exposure (Istio, Linkerd).

• Relevant certifications (e.g., AWS DevOps Engineer, CKA/CKAD).

• Active Security+ or another DoD 8570.01-approved security credential, or the ability to obtain the valid credentials within 3 months of employment.

Notice to Third Party Recruitment Agencies
Please 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.