Staff Site Reliability Engineer (Wiesbaden, Germany) - Relocation Provided

Wiesbaden · 5+ years experience · Full-time · Remote · Posted Oct 19, 2026

At a glance

Onebrief builds collaboration and AI-powered workflow software for military planning and operational coordination.
Military planning is complex by nature, requiring teams to coordinate information, people, and decisions across systems and locations. Onebrief brings planning, collaboration, simulation, and AI into one connected environment, helping teams test strategies, adapt to changing conditions, and make decisions with greater clarity when the stakes are real.
We are a distributed team of builders from military, operational, and technology backgrounds who care deeply about improving how important work gets done. Some team members work remotely, while others work directly alongside customers in operational environments around the world.
Founded in 2019, Onebrief is backed by leading investors including General Catalyst, Battery Ventures, Insight Partners, Sapphire Ventures, and Human Capital. Valued at more than $2 billion, we continue to invest in product innovation, AI capabilities, and team growth.

We are hiring a Site Reliability Engineer to support Onebrief deployments across on-premises hardware, virtualized systems, and cloud environments.
This is a hands-on infrastructure role focused on Linux administration, hardware maintenance, and application reliability.
You will work primarily on-site with military customers in Wiesbaden, Germany, alongside Onebrief Outcome Engineers, Mission Success, GRC, and Infrastructure teams.

Maintain Linux systems and hardware: Install, configure, patch, and troubleshoot Linux servers, NVIDIA DGX Spark or similar GPU systems, rack-mounted equipment, and virtual machines.
Operate production applications: Deploy, monitor, upgrade, and troubleshoot applications running on Linux, virtual machines, Kubernetes, and cloud infrastructure.
Maintain application availability: Work toward a 99.5% uptime target across assigned environments.
Respond to incidents: Diagnose hardware, operating system, network, and application failures.
Improve operations through automation: Use scripting and configuration management tools to simplify deployments, patching, monitoring, and recovery.

Active Top Secret clearance, with the ability to obtain SCI eligibility.
5+ years of experience in Linux systems administration, SRE, infrastructure engineering, or a related role.
Strong Linux administration and troubleshooting skills, including networking, storage, system performance, and security configuration.
Hands-on experience maintaining physical servers and troubleshooting hardware failures.
Experience supporting production applications on Linux servers, virtual machines, or containers.
Familiarity with Docker and Kubernetes, including application deployments and basic troubleshooting.
Understanding of networking fundamentals, including TCP/IP, DNS, routing, and firewalls.
Experience with monitoring, incident response, and root cause analysis.
Ability to automate routine administration tasks using Bash or Python.

Working knowledge of at least one cloud platform, preferably AWS or Oracle Cloud Infrastructure (OCI).
Experience with NVIDIA DGX Spark, GPU servers, or similar AI computing hardware.
Experience with virtualization platforms such as VMware, Proxmox, or Nutanix.
Familiarity with infrastructure automation tools such as Terraform or Ansible.
Experience with Prometheus, Grafana, Loki, or similar monitoring tools.
Experience supporting systems in DoD, classified, or air-gapped environments.
Familiarity with DoD security requirements, including STIGs and RMF.
Experience with CI/CD pipelines, GitOps, or Kubernetes administration.

This role requires regular on-site work at customer locations in and around Wiesbaden, Germany.

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