Top Linux Jobs in Washington, DC

Design, build, and operate large-scale distributed web-crawling and data ingestion systems. Improve throughput, reliability, observability, and data quality. Develop backend services for job orchestration and asynchronous workloads, partner with product teams to create data products, and mentor teammates on domain-specific acquisition techniques.

Design, deploy, and maintain reliable production and corporate systems; manage configuration, security, and core infrastructure; participate in on-call incident response; build automation, CI/CD pipelines, and Infrastructure-as-Code; monitor systems and develop tools to improve reliability and availability.

Deploy, upgrade, and maintain High-Speed Data infrastructure supporting DNS, DHCP, DOCSIS provisioning and related platforms. Perform Linux (CentOS/RHEL) administration, scripting/automation (Python, Bash, Ansible, Docker), vendor management, troubleshooting, LLD documentation, project work, training, and on-call support to ensure availability and security of HSD services.

Deploy, upgrade, and maintain High-Speed Data infrastructure (DNS, DHCP, DOCSIS). Administer CentOS/RHEL systems, automate with Python/Ansible/Shell, troubleshoot escalations, create LLDs, run upgrades, train teams, perform on-call duties, and ensure security and high availability.

Design, develop, test, deploy, and support web and software solutions; estimate and document work; troubleshoot and monitor systems; implement CI/CD and DevOps practices; collaborate with stakeholders; specialize in web UI/UX, CMS platforms, modern frameworks, APIs, and scalable architectures.

Develop and productize SONiC-based NOS and platform software for Nokia switching products (Broadcom/Marvell) for data center and AI fabrics. Implement and debug networking features, protocols, and management interfaces; collaborate with test, product, and customers to ensure quality and requirements are met.

Design, develop and execute automated and manual tests for router/chassis features (SONiC). Develop Python/Pytest test cases, analyze results, debug with SW/HW/Firmware teams, and drive features to GA readiness.

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.

Senior software developer responsible for implementing application-layer currency and supportability updates for middleware and microservices — including JDK/runtime upgrades, dependency remediation, certificate and credential updates, OpenShift/Linux compatibility, CI/CD and developer validation, rollback planning, and technical documentation.

Provide application-level production support and operations for enterprise middleware and integration services (IBM webMethods and Java-based BRE/BRMG). Troubleshoot production incidents, perform RCA, manage releases, validate failover/fallback, handle certificates/credentials, update runbooks, and maintain 24x7 operational readiness. Work with REST/SOAP APIs, microservices, OpenShift/Kubernetes, monitoring tools (AppDynamics, ELK), and ServiceNow for incident management.

Design, deploy, manage, and troubleshoot high-performance InfiniBand and Ethernet networks for HPC. Perform performance tuning, capacity planning, and monitoring. Implement Fortinet security, resolve routing/switching/latency issues, collaborate with compute and storage teams, document architectures, and participate in on-call escalation and upgrades.

Build and maintain cloud infrastructure and observability for scalable systems. Monitor, troubleshoot, patch, and automate operations using IaC, CI/CD, Kubernetes, and AI-driven automation. Manage backups, disaster recovery, log pipelines, databases, and message streaming. Collaborate with engineering, security, and business teams to improve reliability, incident response, and infrastructure lifecycle (including Terraform state cleanup and decommissioning).

Design, automate, and maintain scalable infrastructure and SRE tooling. Manage Kubernetes clusters, CI/CD, monitoring, and incident response. Improve processes, reduce toil via automation, and collaborate with engineering and data teams to support domestic and international workloads.

Lead complex Red Hat solution architecture engagements: design and implement RHEL, Kubernetes, and cloud solutions; guide pilots and production deployments; estimate level-of-effort; consultatively sell and demo solutions; mentor junior staff; and provide product feedback and internal leadership.

Design, develop, and review software as part of an Agile scrum team. Collaborate with architects, QA, analysts, and customers to build large-scale hosted applications, contribute to security and risk assessments, resolve operational issues, and participate in on-call support and deployments.

Participate in all SDLC phases on a scrum team to design, develop, test, and deploy large-scale healthcare applications. Collaborate with architects, QA, product and clinical analysts, contribute to security and risk assessments, interact with customers to resolve issues, and support on-call/operational needs.

Design, implement, and maintain Atlassian/ALM toolchains and CI/CD build/deployment environments. Administer systems (Linux/Windows), version control (Git), DevOps practices, and support database deployment/tuning. Collaborate on Agile teams and automate deployments using CI/CD tools.

Design, develop, and maintain cloud-native applications using Node.js and React. Implement infrastructure-as-code (Terraform/CDK), deploy CI/CD pipelines, troubleshoot Linux systems, ensure secure AWS deployments, and collaborate with cross-functional teams to operate cloud workloads.

Design, test, and validate next-generation server hardware and components for performance, power, and reliability. Diagnose and resolve hardware issues across engineering and manufacturing, document results, and develop/maintain test scripts. Collaborate with internal teams and OEM/ODM partners to scale platforms for global deployment.

Deploy, maintain, and automate application infrastructure on GCP using Kubernetes, Docker, Helm, ArgoCD, and Terraform. Build automation pipelines, support and troubleshoot in-house and third-party apps, document processes, and participate in on-call rotation.

The Deployed Engineer will build demos and POCs, support customer questions, manage technical relationships, update documentation, and collaborate with engineering to drive customer success.

Develop and maintain embedded firmware and kernel/user-mode device drivers for Ethernet-based networking devices. Design, implement, test, and integrate drivers into a Linux and AUTOSAR communication stack, build SDK components, and create debug/test utilities and automated unit/system tests for safety-critical automotive applications.

Develop and optimize UE Layer 2 and Layer 3 protocol stack (MAC, RLC, PDCP, RRC, NAS) for LTE and 5G NR. Implement 3GPP features, debug with protocol analyzers, integrate with PHY/L1, run functional and performance tests using UE simulators and network emulators, and ensure operator compliance.