Top Senior Linux Jobs in Washington, DC

Develop and maintain Rust-based, cloud-native services for high-performance trading systems. Build secure, scalable, resilient features, perform profiling and performance tuning, apply CI/CD and Agile practices, mentor junior engineers, and support pricing, order management, simulations, monitoring, and integrations.

Lead remediation, selection, and migration of a next-generation PIM platform. Provide technical leadership, design cloud-native architectures, drive integrations, mentor teams, and ensure data governance, scalability, and performance.

Hands-on Rust developer lead building secure, scalable cloud services. Design, implement, and optimize low-latency trading and pricing systems; mentor junior engineers; apply agile practices, CI/CD, profiling, and cloud technologies to deliver production-ready features.

Senior backend developer responsible for designing and building Java-based microservices using Spring Boot, Kubernetes, Docker and AWS. Work with Kafka/ messaging, REST APIs, OAuth security, JSON/XML, PL/SQL, and Unix/Linux environments. Collaborate in agile/scrum teams and communicate effectively across distributed teams.

Senior frontend developer responsible for Angular-based UI development, implementing responsive HTML/CSS/TypeScript components, CI/CD and automated testing, collaborating on distributed agile teams, debugging across browsers, and integrating with backend REST/Java services. Prefers banking domain experience.

Senior frontend developer responsible for building Angular 16+ web UIs, integrating with RESTful services, implementing CI/CD and automated tests, working in distributed agile teams, and solving complex frontend problems using modern tooling and containerized environments.

Hands-on senior developer role building Rust-based cloud services. Design and implement scalable, low-latency systems for pricing, order management, trading, simulations, and monitoring. Mentor junior engineers, collaborate with architects, apply agile practices, and drive CI/CD, performance profiling, and automation.

Build and maintain large-scale Angular-based UI applications using HTML5, JavaScript, CSS3, Web Components and TypeScript. Work with Git workflows, CI/CD, automated testing (Mocha/Karma/Jasmine/Selenium), Docker, and collaborate on distributed agile teams. Preferred banking domain experience and integration knowledge with Java, Spring Boot and REST services.

Senior frontend developer responsible for building and maintaining Angular 16+ UI in large distributed environments. Work includes HTML5/CSS3/TypeScript development, WebComponents, automated testing, CI/CD with Docker, Git workflows, cross-browser optimization, and collaborating on integrations with Java/Spring Boot REST services. Agile team collaboration and problem-solving required; banking domain experience preferred.

Design, govern, and maintain hybrid cloud platform architecture and reference implementations. Lead cloud service selection, security-by-design, DevOps/GitOps, infra-as-code, container and Kubernetes platform implementations, monitoring, and architecture reviews. Partner with security and engineering teams to drive standards, blueprints, and operational practices.

Senior frontend developer responsible for architecting and building complex UI using Angular 16+, TypeScript, HTML5 and CSS3. Implement automated testing, CI/CD pipelines, containerized deployments, and collaborate on integrations with Java/Spring Boot REST services while working on distributed agile teams.

Lead and support design, deployment, administration, and Tier-2/3 support of AWS and hybrid-cloud systems. Maintain Linux/Windows servers, IP networking, automate operations with IaC/configuration management, produce documentation, and troubleshoot mission-critical infrastructure in a secured, fast-paced environment.

Lead 24x7 application support for external web applications: manage incidents, perform RCA, implement preventative fixes, build monitoring/alerts, expand Splunk functionality, create dashboards, collaborate with development and platform teams, and participate in on-call rotation.

Provide senior SRE expertise to improve reliability, scalability, performance, and resilience of a cloud-hosted geospatial platform. Design monitoring/observability, automate deployments, support incident response, optimize capacity and performance, and collaborate across DevSecOps, Kubernetes, database, and support teams in a mission-focused DoD environment.

Lead technical implementation and integration of Baxter Care Communications products, including network architecture, system design, site and RF surveys, and partner integrations. Perform network/security assessments, develop integration plans, document systems per SOPs, troubleshoot servers and networks, oversee and train contractors, and provide continuous improvement feedback. Requires travel for onsite deployments and coordination with customer IT, PMO, and bio-med teams.

The Senior IT Systems Engineer will design, implement, and maintain IT systems, ensuring reliability and performance, while providing technical leadership and guidance.

As a Staff Wireless Software Engineer, you will develop and architect wireless protocol stacks, optimize performance, and lead design implementations for real-time communication systems, collaborating closely with hardware and firmware teams.

Lead architecture and technical direction for Ocient's Loading and Transformation platforms, designing scalable batch and stream ingestion systems. Own ambiguous, cross-team initiatives end-to-end, mentor engineers, and implement high-performance distributed software using modern C++ and/or Java. Partner with product, sales, and customers to translate needs into reliable, petabyte-scale solutions.

Own and operate Chess.com's Elasticsearch/OpenSearch platform: capacity planning, cluster architecture, performance tuning, incident response, migrations, and GitOps-driven infrastructure. Provide on-call incident leadership, snapshot/disaster recovery, index and mapping guidance, and enable cross-team use of dashboards and query optimizations at massive scale.

Design, build, and own operator services that provision, repair, and manage bare-metal GPU servers. Implement secure, extensible code across firmware, imaging, DPU initialization, and network configuration. Operate and monitor GPU fleets at scale, serve on-call rotations to resolve incidents, and apply AI tools across the SDLC while driving automation, telemetry, and reliability improvements.

Lead QA activities for government-facing web applications: design and execute manual and automated tests, develop test plans/cases, perform API and integration testing, manage defects, integrate tests into CI/CD, validate deployments, mentor junior QA, and collaborate with cross-functional teams to ensure high-quality releases.

Build and maintain platform systems that provision, secure, and observe isolated agent execution environments. Design reusable primitives for queues, jobs, locks, and service-bus mechanics. Extend Pulumi-based IaC, work with containers, Linux internals, storage, permissions, logging, and runtime debugging. Ship reliable, maintainable infrastructure-driven application code and collaborate in a small cross-functional team.

Design, develop, and integrate real-time sensor fusion and perception algorithms across heterogeneous platforms and sensors. Deploy ML models and containerized solutions to embedded Linux devices, support DoD field tests, perform computer-/hardware-in-the-loop testing, and collaborate with tracking and autonomy teams to deliver and document robust autonomy solutions.

Design, develop, test, and maintain ServiceNow solutions including business rules, client scripts, UI policies/actions, Flow Designer flows, ACLs and API integrations. Consult with users to gather requirements, produce technical designs and test plans, lead coding/debugging activities, and ensure alignment with enterprise standards and high-availability requirements. Support enterprise deployments, integrations, and process automation across ITSM, SPM, and ITOM/CMDB.

Participate in full SDLC building and integrating software for DoD customers. Develop C++/Python systems, curate synthetic geospatial raster data, apply TDD, operate in DevSecOps pipelines, and use containerization and CI/CD for deployment and testing.