Top Senior Linux Jobs in Washington, DC

The role involves maintaining and developing ETL processes for a data warehouse, troubleshooting application performance, and creating documentation.

The HP ALM Architect is responsible for customizing and supporting HP Application Lifecycle Management, analyzing requirements, guiding architecture, and collaborating on projects with both internal and external teams.

The Full Stack Developer will automate processes, develop user applications and databases, and support deployment while collaborating within a product team using agile methodologies.

Provide maintenance and development support for ETL processes in a data warehouse environment, troubleshooting performance issues and documenting processes.

Design and implement highly available IT infrastructure solutions, including database and system management, while optimizing operations and migrations for clients.

Assist project leadership in technical planning, documentation, change management, and security implementation, while mentoring team members and managing Oracle databases.

The Senior Network Architect is responsible for designing and implementing solutions for global networks, focusing on SD-WAN and automation. They work with internal teams and vendors to deliver scalable solutions and provide high-level technical support.

Lead the execution of hyperconverged infrastructure and private cloud deployments, manage virtual environments, and provide expert Level 3 support.

Lead a product engineering team to own roadmaps, design scalable cloud-native systems, ship customer-facing features, ensure quality and reliability, hire and mentor engineers, and coordinate cross-functional delivery.

Designs, implements, and maintains secure, scalable GCP infrastructure in a high-security federal environment. Develops infrastructure as code, automates CI/CD pipelines, manages cloud networking and security, monitors performance, troubleshoots issues, ensures FedRAMP and NIST compliance, and collaborates with engineering, security, and government stakeholders. The role also includes documentation, knowledge sharing, and supporting cloud optimization and automation initiatives.

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.

Design, deploy, and automate reliable on‑prem and cloud infrastructure. Manage core services (databases, monitoring, storage), collaborate with software teams for scalable systems, and support full service lifecycle from design through operations and refinement.

Provides clinical, operational, and technical expertise for federal enterprise imaging environments. Assesses radiology and cardiology operations, PACS/RIS infrastructure, imaging workflows, interoperability, staffing, quality processes, and technical support models. Develops modernization recommendations, workflow optimizations, architecture documentation, performance models, and change-management plans. Supports proposal development, solicitation activities, and stakeholder coordination. Requires extensive enterprise imaging informatics, PACS administration, DICOM, healthcare integration, federal healthcare, and security compliance experience.

Supports implementation and operational sustainment of a COTS physical access system in government environments. Responsibilities include installation, configuration, validation, troubleshooting, infrastructure coordination, networking, server and virtualization administration, SQL Server support, identity and access management, API integration, compliance documentation, security assessments, and vendor coordination. The role also communicates technical risks and status to stakeholders and requires onsite work in Washington, DC with an active Top Secret clearance.

Develop and maintain responsive full-stack applications, including front-end architecture and server-side systems. Write efficient JavaScript and TypeScript using React and Node.js, test and debug code, manage databases, and participate throughout the application lifecycle. Collaborate with cross-functional teams, troubleshoot issues, document technical solutions, and stay current with technology trends. The role requires cloud experience, Git proficiency, Linux/Unix skills, and eligibility for security and agency clearances.

Designs and manages secure Azure cloud infrastructure and CI/CD pipelines in commercial and classified DoD environments. Responsibilities include Infrastructure as Code automation, pipeline security, DoD compliance, RMF documentation, vulnerability remediation, system monitoring, incident response, and high availability. The role also leads secure infrastructure requirements across teams and supports mission-critical data analytics and machine learning applications.

Manage and administer the ServiceNow Platform and CMDB in self-hosted or cloud environments. Perform platform maintenance, system clones, family upgrades, update conflict analysis, data imports, discovery configuration, business rules, and scheduled jobs. Support ITOM, ITSM, SAM, SPM, and App Engine components; collaborate with development teams to deploy updates, troubleshoot issues, and improve platform and CMDB health for a DHS customer.

Design, implement, and maintain secure, scalable GCP infrastructure using IaC and CI/CD. Automate deployments, manage networking, containers, and cloud services, ensure compliance with federal security standards, monitor performance, troubleshoot issues, and collaborate with engineering and government stakeholders.

Own reliability, monitoring, and incident response for AI infrastructure; build automation and CI/CD tooling; manage Kubernetes/Docker production workloads; partner with infrastructure, security, and compliance; improve observability and documentation; develop internal full‑stack tooling in Go or Python.

The PostgreSQL Database Developer will migrate from Oracle to PostgreSQL, manage database environments, ensure performance, and monitor systems proactively.

The Senior Lead Network Engineer will evaluate, enhance, and maintain a large-scale network infrastructure, provide design guidance, assess network setups, and ensure security measures are implemented while documenting processes and providing informal training.

Manage and optimize customer SQL Server environments: design and maintain databases, tune performance, implement backup/recovery and HA/DR, perform Windows system administration, automate tasks with scripting, enforce security, support releases, troubleshoot environments, and document procedures. Requires Top Secret clearance and on-site presence.

Design, develop, test, and sustain secure cross-platform iOS and Android applications and supporting web/back-end systems. Build REST APIs, SQL-backed services, automation scripts, telemetry and operational tools; apply secure coding practices; troubleshoot integrations, networking, and Linux environments; document architecture and SOPs; and collaborate with security, backend, UC, and government stakeholders in a classified DoD/federal environment.

Design, build, and sustain secure mobile and web applications and backend services for a classified federal customer. Develop UIs, REST APIs, SQL-backed services, automation scripts, telemetry/monitoring tools, and diagnostics in Linux environments. Apply secure coding, troubleshoot integrations, document architecture and SOPs, and coordinate with security, network, and government stakeholders in an Agile delivery model.

Provide Tier III database administration and O&M support for enterprise applications: monitor and tune SQL Server/MySQL, resolve critical incidents, maintain environments, manage backups/recovery, update documentation, support SDLC/Agile processes, and coordinate security and operational tasks.