Top Linux Jobs

Lead technical design and development of software solutions for payment processing non-production environments. Maintain and upgrade software/hardware, troubleshoot systems, perform root cause analysis, implement vendor upgrades, configure and provision applications, create documentation, and automate routine tasks while providing technical guidance and code reviews.

The role involves designing and developing core features for the Linux sensor in CrowdStrike's security platform, collaborating with teams across the company, and maintaining software quality for cross-platform delivery.

Develop and demonstrate innovations in memory and storage systems through software development, performance analysis, and collaboration with cross-functional teams. Responsibilities include porting applications, defining experiments, and debugging system-level issues.

The Linux Kernel Developer will innovate on the Linux operating system, focusing on high-performance file systems and collaborating with the upstream community.

The Senior Software Engineer will build and enhance systems, focusing on containerized applications and ensuring security, performance, and best practices in deployment.

Design and develop software solutions for data center servers, focusing on Linux kernel modifications, device drivers, and system optimizations while directly collaborating with Cloud Service Providers.

Develop and maintain C++ machine control and data analysis software for advanced mask inspection systems. Collaborate with multidisciplinary teams to define system requirements, optimize performance, support integration and testing, and resolve customer escalations. Work in Linux environments and leverage RPC/REST APIs, containerization, and modern UI frameworks as needed.

Design, develop, and optimize high-performance, scalable distributed systems and data-processing applications on Linux. Work with containerized, cloud-native technologies, HPC, GPU/CUDA acceleration, and high-speed networking. Support production software, perform performance analysis, and collaborate across engineering teams to debug and deliver mission-critical semiconductor inspection systems.

Develop and support modeling and simulation software in heterogeneous HPC environments. Provide user workflow and GUI support, troubleshoot Linux lab systems, apply SDLC practices, perform unit testing and configuration management, debug and maintain codebases, lead code reviews, mentor junior engineers/scientists, and design/deliver training for HPC users and staff.

Design, develop, and maintain tools and services integrating with Atlassian products (Jira, Confluence). Automate tasks with Bash/PHP, develop in Python and Java, use Atlassian SDK, Ansible, GitLab CI, Docker and Git. Produce documentation and work with cross-functional teams and mission customers. Requires TS/SCI with polygraph.

Mid-level (expert) full-stack software engineer to design, develop, optimize, and sustain high-performance, scalable enterprise and real-time systems. Collaborate with stakeholders, mentor developers, deliver modular reusable components, and work across the full SDLC to meet mission needs in a secure, defense-focused environment.

Collaborate with product owners, system and project engineers to design, develop, test, troubleshoot, and sustain a mission-focused enterprise web application. Deploy and operate services in a containerized Linux/Kubernetes environment using Docker and Helm. Implement REST APIs, SQL-backed data stores, CI/CD pipelines (GitLab CI), scripting (Bash/Python), and use Git for source control.

Develop, sustain, and troubleshoot the project's software suite (including DINO). Implement, test, and integrate software with COTS/GOTS/FOSS components. Work with Linux, Bash, Python 3.x, NoSQL/MongoDB, containerization (Docker), CI/CD (GitLab CI), Kubernetes/Helm, RabbitMQ, and IaC (Ansible). Must hold Top Secret/SCI with favorable polygraph and be a U.S. citizen.

Mid-level software engineer responsible for designing, building, and maintaining scalable, observable data workflows and automation pipelines using Apache Airflow. Collaborate with data engineers and platform teams to productionize workflows, using Linux, Bash, Python/Java, Spark, container technologies, and Git, ensuring reliability, security, and operational readiness.

Senior software engineer to develop and maintain Linux/Java-based services using JAX-RS/REST with JSON/XML. Requires strong build/tooling experience (Maven, Eclipse, Git/GitLab), support daily engineering tasks, and contribute to mission-critical defense systems. Active TS/SCI with polygraph and 20 years SWE experience required.

Seeking an experienced Java software engineer to join a mission-focused team supporting national security. Build and maintain Java/REST services on Linux using Git, Gradle, Guice, Docker. Work may include limited front-end UI tasks (Angular/TypeScript). Requires active TS/SCI with polygraph and extensive SWE experience.

Develop, sustain, and troubleshoot mission-focused software applications. Implement, test, and integrate with COTS/GOTS/FOSS products. Build containerized services, create Helm charts, use CI/CD and IaC, and collaborate on deployments and system integration for secure defense applications.

Mid-level software engineer to support a defense program: develop and maintain Zabbix integrations and scripts using Python and Java in a Linux/CSC environment. Must hold active Top Secret/SCI with favorable polygraph and be a U.S. citizen. Direct hires only.

Design, implement, and optimize data ingress/egress and distributed processing pipelines. Build and orchestrate scalable workflows using Apache Airflow and Spark, perform data wrangling and validation with Python (pandas/NumPy), query large datasets with SQL, and automate tasks via Linux/Bash. Ensure data quality and use tooling like Jupyter and Git to support analytics workloads.

Architect technical solutions for AIOS, lead proof-of-concept developments, define AIOS evolution roadmap, and ensure high-quality implementation with engineering teams.

Develop software to manage a fleet of Linux systems. Requires Linux internals, release/change-engineering development, C-like large-scale programming (C99), OpenSSL, Git/Gerrit, and use of Linux toolchain (gcc, make, rpm). Knowledge of systemd and sysv init required; AIX init is a plus.

Develop Linux system software in C with knowledge of the Linux boot process. Work on RPM-based distros (Red Hat/OEL), systemd and sysvinit, and OpenSSL; Golang and cross-platform experience are nice-to-haves.

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.

Develop and maintain high-performance C++ machine control and data analysis software for advanced mask inspection systems. Integrate AI/ML capabilities, collaborate with multidisciplinary engineering teams, optimize and scale existing code, and support integration/testing and customer escalations. Work with APIs, containers, and observability tools to enable reliable production deployment.

On-site HPC Linux software engineer supporting modeling and simulation workflows: develop and maintain multi-platform Linux software, debug and analyze codebases, apply SDLC practices, unit test and manage configurations, conduct code reviews, mentor junior staff, and design/deliver training and onboarding for HPC users.