Top Senior Linux Jobs in Washington, DC

Build developer tooling, documentation, and web experiences for AT Protocol. Develop and operate backend API and identity services, maintain open-source SDKs, support auth and identity management, and ensure production hosting and developer-facing APIs work reliably for third-party builders.

Own reliability across vehicle and cloud stacks for AUV operations: onboard Jetson/ROS2 compute, topside systems, cloud ingestion/processing and customer platform. Build automation, observability, runbooks, and self-recovery to reduce on-call toil; manage AWS infrastructure, IaC, container orchestration, and reliability targets. Participate in shared 12-hour on-call shifts and field deployments, mentor team on operational excellence.

Serve as the DevOps interface between OTECH software teams and corporate DevOps tools. Design, implement, and optimize CI/CD pipelines, monitoring, access controls, and developer tooling. Administer corporate-hosted tools, liaise with corporate IT, ensure secure handling of government-sensitive data, and support multiple projects with occasionally demanding schedules.

Design and operate large-scale GPU infrastructure for distributed AI training, ensuring reliability, performance, and efficient customer partnerships.

Design, build, and deliver scalable big data ETL solutions across distributed environments using Spark (PySpark/Scala), Hadoop ecosystem, Databricks, and Azure. Develop and automate ETL workflows, tune Spark jobs, integrate multiple data sources, create tests and technical designs, collaborate with Data Science, QA, and Ops, and troubleshoot data delivery issues under agile processes.

Build and maintain test automation, performance testing and analysis tooling for a distributed database (primarily in Python). Collaborate with stakeholders to create reproducible tests, extend developer tooling, and produce documentation and runbooks for maintainers and developers.

Lead the on-vehicle autonomy team to design, build, integrate, and field autonomy software for autonomous surface vessels. Own navigation, planning, control, behaviors, safety logic, and autonomy execution; drive architecture, testing, simulation, HIL, field deployments, and cross-functional integration while mentoring engineers and ensuring mission-ready, maintainable autonomy systems.

Build and operate Nebius's network infrastructure: define SLIs/SLOs, improve site and inter-site reliability, lead incident response and postmortems, develop observability and alerting, automate change workflows, and collaborate with network and platform teams to embed operability.

Lead Amazon Connect contact center implementations and migrations, design contact flows and conversational AI, integrate CRMs and omnichannel channels, build AWS Landing Zones, implement IaC and CI/CD, run architecture workshops, produce technical documentation, and participate in managed-services on-call rotation.

Drive SRE practices for VA enterprise healthcare platforms: automate infrastructure and CI/CD, define SLIs/SLOs, improve observability and reliability, support incident response, and ensure cloud-native, secure, compliant operations in AWS and containerized environments.

Design, implement, and operate large-scale distributed NoSQL and multi-model database solutions across cloud and hybrid environments. Provide architecture, performance tuning, sharding/partitioning, disaster recovery, monitoring, automation, and migration support. Partner with engineering and business teams to define data strategies, perform security assessments, and lead implementation, troubleshooting, and on-call operations.

Platform Engineer responsible for building and securing cloud-native platform infrastructure. Work includes IaC, Kubernetes cluster build/maintenance (EKS/RKE2), CI/CD and GitOps automation, secure coding and vulnerability remediation, mentoring engineers, and coordinating application-to-platform integrations for DoD/Navy environments.

Design, deploy, and automate on‑prem and cloud infrastructure; manage Kubernetes and core services (databases, monitoring, storage); collaborate with software engineers to build scalable, operable systems; own service lifecycle from design to deployment and refinement.

The Senior DevOps Engineer will manage cloud infrastructure, improve CI/CD pipelines, support AI capabilities, and collaborate with software engineering teams to ensure system reliability and efficiency.

Provide senior Oracle DBA support for Exadata (RAC) and Data Guard environments, perform performance tuning, manage production and non-prod EDW systems, monitor ASM/OS/storage capacity, analyze AWR reports, and write Unix/Linux shell scripts.

Design, deploy, and automate core infrastructure (on‑prem and cloud) and manage Kubernetes and Linux fleets. Collaborate with engineers to build scalable, operable services and improve lifecycle: testing, CI/CD, deployment, monitoring, and performance.

Ensure reliability, availability, and performance of on-premises, cloud, and hybrid systems. Implement monitoring, automated alerting, incident response, automation, chaos engineering, and rollback/recovery. Build dashboards, runbooks, and scripts; analyze capacity and performance; respond to outages and conduct post-incident reviews. Collaborate with development, cloud, and cybersecurity teams and implement security best practices across operations.

As a Senior Technical Writer, you will develop production-ready documentation for GemTalk's products, collaborating with engineers and ensuring clarity and accuracy in technical content.

Design, develop, and maintain scalable web and desktop applications (Electron) and Go microservices for torque monitoring, logging, and QA. Integrate industrial protocols (Modbus TCP, Siemens S7, MQTT), implement REST/WebSocket APIs, deploy containerized Linux services with Docker, and collaborate with cross-functional engineering 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 design and implementation of batch and stream loading systems to ingest terabytes daily. Provide technical leadership on the Streamloader team, collaborate with architects, engineers, product, sales, and customers, and develop high-performance distributed software in C++ and/or Java while ensuring system reliability and customer success.

Design, develop, and maintain high-performance, secure Java backend services and APIs. Ensure reliability, scalability, and cost-efficiency across microservices, databases, messaging systems, and capacity planning. Troubleshoot, profile, benchmark, and optimize systems (including ML applications) and collaborate with Kazakhstan stakeholders.

Plan and oversee installation and configuration of Cerner interfaces and integration engines; develop and customize interfaces; troubleshoot complex interface issues; support validation, testing, deployment, documentation; consult stakeholders and produce project/process documentation.

Lead development and maintenance of responsive websites and marketing campaign assets using Node.js and React. Manage backlogs, REST API integrations, Git repositories, Docker deployments, platform performance, security (OAuth2), user access, and stakeholder communication. Mentor developers and deliver cross-functional web improvements.

Lead technical planning and installation of Cerner interfaces, configure integration engines, develop/customize interfaces, troubleshoot complex interface issues, and support validation, testing, deployment, and documentation throughout project lifecycles.