Senior Linux Infrastructure Engineer
Builds, automates, and maintains scalable, secure Linux infrastructure using modern tooling. Requires 7+ years Linux sysadmin experience, deep OS/network knowledge, Python/Ruby scripting, config management (Ansible/Puppet/Chef), and monitoring (Prometheus/Grafana).
About the job
Responsibilities
- Developing operational tooling in Python, Ruby, or similar language (beyond shell scripts for API integrations, data processing, and system orchestration tasks)
- Design and implement systems that are highly available, self healing, scalable, and performant
- Create comprehensive metrics, monitoring, visualizations, and alerting systems applied to all parts of the infrastructure
- Design and implement all systems components with “Security First” principles
- Heavily engage with AI tools for all aspects of development and support
- Participate in an on-call rotation
Requirements
- At least 7 years of working as a Linux Systems Administrator or Engineer
- In-Depth understanding of Linux fundamentals regarding filesystems, process scheduling, virtual memory management, and other base primitives
- In-Depth understanding of the TCP/IP network protocol and addressing
- Significant experience developing operational tooling in Python, Ruby, or similar language
- Significant experience with Configuration Management platform (Ansible, Puppet, Chef)
- Experience with metrics, monitoring and visualization tools (Prometheus, Influx, Grafana)
Preferred Qualifications
- Experience with CI/CD tools (Jenkins, Github Actions)
- Experience with containers and container orchestration
- Experience with distributed storage (Ceph, Lustre, GPFS)
- Experience with RDBMS (Postgres, MySQL)
Skills
Linux, Python, Ruby, Ansible, Puppet, Chef, Prometheus, Influx, Grafana, TCP/IP, CI/CD, Jenkins, GitHub Actions, Containers, Kubernetes Or Container Orchestration
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