Top Linux Jobs in St. Louis, MO

Designs, implements, and maintains enterprise Linux infrastructure on-prem and virtualized. Automates deployments with Ansible and scripting, manages RHEL/Satellite/ Capsule, supports Nutanix virtualization, monitoring (Grafana/Zabbix), authentication (OAuth/SSO), and troubleshoots complex performance and integration issues. Participates on SAFe/Scrum teams, documents architectures and automation, and drives operational improvements.

The DevOps Engineer will automate infrastructure, manage Linux systems, lead migrations to cloud platforms, and collaborate on CI/CD pipelines.

Design, implement, and maintain enterprise Linux infrastructure and Nutanix HCI (AHV, Prism). Automate with Ansible and scripting (Bash/Python), manage RHEL tools (Satellite/ Capsule), integrate authentication (OAuth/SSO), and support observability (Grafana/Zabbix). Troubleshoot virtualization, storage, networking, and performance issues while documenting architecture and improving automation and reliability. Active TS/SCI and CI Polygraph eligibility required.

Design, implement, and maintain enterprise Linux infrastructure and Nutanix HCI (AHV) environments. Administer Red Hat tooling (RHEL, Satellite, Capsule), develop automation with Ansible and scripting (Bash/Python), monitor and troubleshoot virtualization, storage, networking, and performance, and document architectures while participating in SAFe/Scrum teams.

Design, implement, and maintain enterprise Linux infrastructure on-prem and virtualized. Administer Nutanix HCI (AHV, Prism), manage RHEL ecosystems (Satellite/ Capsule), automate with Ansible and scripting (Bash/Python), support authentication (OAuth/SSO), monitoring (Grafana/Zabbix), troubleshoot performance/virtualization issues, document systems, and contribute to platform modernization and automation.

Support the cloud engineering team with hands-on AWS work, develop and maintain Python/Django applications on Linux, provide development and support tasks, work onsite with the customer, and apply sysadmin and security framework knowledge as needed. Strong communication required.

We are seeking 2025 and 2026 Graduate Software Engineers to join Canonical's teams focused on open source software. Responsibilities include product roadmapping, coding in various languages, engaging with the community, and ensuring high-quality performance. Candidates should have an exceptional academic track record and experience with Linux.

Design, implement, and manage large-scale Linux-based systems with strong security and compliance. Maintain, patch, and troubleshoot Linux environments, perform backups and recovery, automate tasks, participate in capacity planning and performance tuning, and manage disaster recovery. Provide technical leadership, mentor junior staff, and collaborate with cross-functional IT teams to evaluate and adopt new technologies.

Own and architect Linux kernel-space enforcement for an identity security platform using eBPF and BPF LSM hooks. Build kernel and userspace enforcement boundary, optimize syscall hot paths, extend enforcement to containers and Kubernetes, ensure portability across kernel versions, collaborate on shared policy/backend, mentor engineers, and drive production-grade, low-latency security enforcement.

Design, implement, and manage secure, highly available RHEL servers and Azure-based cloud solutions. Automate deployments with scripting, support Docker/Kubernetes pipelines, document systems, and adapt to new Azure resources to enhance capabilities for developer groups and military customers.

Join Canonical as a graduate software engineer to write high-quality code across the open source stack, work on Linux system-level and application projects, engage with communities, respond to customer issues, and develop security-aware software while collaborating remotely and attending biannual in-person team sprints.

Optimize Ubuntu integration across latest IoT and server-class hardware, lead customer engagements, and work with open source communities in a remote, collaborative environment.

Canonical is seeking exceptional software engineers for the Linux kernel team, involving collaboration on Ubuntu's kernel development across various hardware. Responsibilities include diagnosing kernel issues, improving automation, and participating in global tech events twice a year.

Build, patch, and test userspace packages for Rocky Linux; improve packaging tooling and automation; remediate CVEs; develop automated tests; collaborate across engineering, product, open-source, and sales; support deployments on servers, VMs, and cloud.

Design, develop, and maintain Linux kernel components for Rocky Linux. Write and review C code, build kernel testing and automation, debug kernel-level issues, optimize performance, collaborate with hardware engineers, document designs, and mentor junior developers.

Lead embedded Linux platform enablement for Nabu Casa hardware: maintain and improve Buildroot-based OS support, perform board bring-up, debug platform-level issues, optimise performance and reliability, upstream patches to open-source projects, maintain CI for builds, and document platform architecture and procedures while collaborating with hardware teams and open-source communities.

Owner of the embedded Linux platform on NVIDIA Jetson-based edge systems. Integrate and maintain ROS2 sensor nodes, develop drivers, OTA pipelines, on-device AI inference (TensorRT/CUDA), networking and secure connectivity, ensure reliability in maritime environments, and triage field issues while collaborating across hardware, cloud, and AI teams.

The role involves developing software for Linux-based systems on autonomous devices, optimizing performance and ensuring reliability in various hardware environments.

Design and implement Ubuntu integration for IoT and server-class hardware, working with partners on performance enhancements and testing strategies.

Join Canonical's Kernel Team as a Junior Linux Kernel Engineer to work on Linux kernel development for Ubuntu, collaborating on projects ranging from security hardening to driver integration.

Optimize Ubuntu for the latest IoT and server hardware, leading technical engagements, and work with open source communities. Requires experience with Linux and C/C++.

The role involves enhancing Ubuntu Linux kernel support for various SoC platforms, collaborating with silicon vendors, resolving kernel issues, and implementing performance optimizations.

Lead the architecture and delivery of enhancements to the Ubuntu Linux kernel, collaborate with other teams, and mentor engineers.