Top Senior Linux Jobs in Washington, DC

Lead development of AI infrastructure for large-scale GPU training and inference. Design workload scheduling, serving, orchestration, resource governance, failover, and multitenant Kubernetes platforms. Build reliable C# and Go services, optimize GPU fleet performance, and drive observability, diagnostics, and production operations. Provide technical leadership, architectural direction, mentoring, and cross-team collaboration across cloud infrastructure, hardware, networking, and AI deployment teams.

Coordinate and execute software deployments across staging, testing, and production environments. Build and maintain CI/CD pipelines, automate deployment processes, troubleshoot failures, manage cloud configurations, perform post-deployment testing, and maintain deployment documentation and tooling. Collaborate with development, product, and operations teams to deploy and sustain mission-critical technology in DoD network environments while ensuring security, operational compliance, and deployment readiness.

Designs, deploys, administers, and troubleshoots Linux-based infrastructure supporting US Antarctic Program systems. Responsibilities include RHEL administration, virtualization, OpenShift clusters, backups, monitoring, security hardening, automation, DNS, Git, documentation, technical leadership, and 24x7 escalation support. The role may involve temporary Antarctic deployments and requires U.S. citizenship, Public Trust clearance, and NSF physical and dental examinations.

Owns deployment, lifecycle management, and evolution of a multi-prem platform across cloud, bare-metal, air-gapped, and regulated environments. Builds infrastructure-as-code and secure CI/CD pipelines, maintains Kubernetes clusters and observability systems, aligns SaaS and customer-hosted releases, and supports incident response and upgrades. The role also contributes to platform architecture, deployment documentation, compliance workflows, and secure operations across classified and government environments.

Deploys and manages applications across development, testing, staging, and production environments. Builds Terraform infrastructure-as-code modules, maintains CI/CD pipelines, automates deployment processes, troubleshoots issues, and performs deployment testing. Ensures release-policy compliance, documents procedures, stays current with DevOps practices, and mentors junior engineers. Collaborates with development and operations teams to improve deployment reliability and efficiency.

Administers Informatica and MuleSoft data governance and quality platforms in AWS GovCloud production environments. Responsibilities include installation, configuration, integration, security, performance tuning, monitoring, backup and disaster recovery, testing, and sustainment. The role integrates enterprise data catalogs with Yellowbrick, PowerCenter, and ETL services; implements IAM and high-availability controls; supports RMF, ATO, STIG, and vulnerability remediation; and maintains automation, documentation, runbooks, and operational evidence. Provides incident response, root-cause analysis, vendor coordination, mentoring, and technical leadership.

Provides senior technical leadership across engineering teams by shaping architecture, guiding complex software development, mentoring engineers, and driving scalable, secure, and reliable solutions. Responsibilities include hands-on coding, design reviews, API and system architecture, CI/CD and tooling improvements, cross-team technical alignment, project leadership, and partnership with product and design stakeholders. The role is remote with quarterly travel to Tampa, Florida.

Provides principal-level technical leadership across engineering teams, shaping architecture, engineering standards, scalable software solutions, and delivery practices. The role combines hands-on software development with design reviews, technical decision-making, mentoring, CI/CD and platform improvements, system reliability, and cross-team collaboration. It also partners with product and design stakeholders and may lead high-impact initiatives. Remote work is available with required quarterly travel to Tampa, Florida.

Administer, maintain, troubleshoot, upgrade, and migrate enterprise SharePoint and document management environments. Responsibilities include managing on-premises and cloud servers, developing sites, workflows, applications, and templates, supporting SQL Server and IIS environments, troubleshooting user issues, performing integrations and testing, maintaining records management systems, executing backups and archiving, and assisting with migration strategies to the cloud. The role also provides technical support, end-user training, and collaboration with multidisciplinary administration and development teams.

Develops and maintains real-time 6DOF guidance, navigation, and control simulations for missile and flight vehicle hardware-in-the-loop environments. Responsibilities include C/C++ software development on Linux, hardware control, simulation execution, data processing, performance analysis, regression workflows, visualization, and engineering reporting. The role collaborates with systems, software, and test teams and presents technical findings to engineering groups and customers.

Own and scale a large AWS multi-account platform, maintaining account baselines, guardrails, identity, networking, containers, patching, drift, costs, and logging. Build platform features, infrastructure-as-code templates, and CI/CD pipelines; automate repetitive operations; monitor platform health; respond to incidents; and ensure changes meet regulated-environment change-control and audit requirements.

Leads a DevOps engineering team while designing and maintaining CI/CD pipelines, cloud infrastructure, monitoring, security controls, infrastructure as code, containerized microservices, and disaster recovery processes. The role focuses on improving developer efficiency, system reliability, scalability, performance, and cost-effectiveness. Responsibilities include incident troubleshooting, root-cause analysis, stakeholder communication, cross-functional collaboration, and participation in on-call support.

Develop performant, standards-compliant Firefox layout and Asynchronous Pan and Zoom features across multiple platforms. Responsibilities include writing and optimizing multithreaded C, C++, or Rust code; debugging rendering and interaction issues; developing layout, graphics, algorithms, and tools; reviewing code; testing and triaging bugs; and contributing to long-term open-source projects.

Develop and maintain high-performance, standards-compliant Firefox layout and rendering functionality, with a focus on Asynchronous Pan and Zoom. Responsibilities include implementing algorithms and user interaction techniques, debugging and optimizing multithreaded code, reviewing code, testing and triaging bugs, and collaborating on long-term platform development across Android, Windows, Linux, and macOS.

Owns production infrastructure across Kubernetes, CI/CD, Linux systems, virtual machines, and AI accelerator environments. Responsibilities include incident response, troubleshooting, automation, monitoring, alerting, patching, upgrades, certificate renewals, capacity checks, runbook development, and on-call support. The engineer collaborates across IT and product software teams and contributes to infrastructure design and build work.

Designs, builds, and operates mission-critical satellite, service provider, corporate, and hybrid cloud networks. Responsibilities include routing and switching, network security and segmentation, AWS connectivity, automation with Python, Ansible, and Terraform, monitoring and observability, incident response, change management, documentation, and collaboration with software, FPGA, and mission operations teams. The role also participates in on-call support and advances network reliability, scalability, and programmability.

Supports the company’s DevOps strategy by designing scalable AWS infrastructure, managing CI/CD processes, integrating engineering workflows, and maintaining GitHub practices. Monitors and troubleshoots production systems, participates in on-call incident response, supports security and compliance, and mentors junior DevOps engineers. The role uses Nomad, Consul, Vault, Terraform, GitHub Actions, Linux, shell scripting, and Python.

Develop and maintain enterprise automation solutions using Ansible, Python, Bash, and PowerShell. Build RESTful APIs, Infrastructure as Code, CI/CD pipelines, and automated testing frameworks across Linux, Windows, and cloud platforms. Manage the full automation software lifecycle, integrate enterprise systems, support production environments, document solutions, and collaborate with infrastructure, security, and service teams in Agile environments.

Design, develop, test, deploy, and support enterprise full-stack applications using React, Java/Spring Boot, and Python. Build secure APIs, microservices, integrations, chatbot interfaces, and cloud-native solutions. Work with Azure or AWS, Docker, Kubernetes, CI/CD pipelines, databases, messaging systems, and enterprise security practices. Collaborate in agile teams, participate in architecture discussions, refine requirements, conduct code reviews, and maintain quality through automated testing. Experience integrating AI or generative AI solutions is preferred.

Designs, secures, operates, and scales AWS infrastructure and container platforms. Administers Linux, Windows Server, Nutanix, Rancher, ECS Anywhere, SMTP relays, and SSL/TLS certificates. Builds infrastructure as code and automation using CloudFormation, Python, PowerShell, Bash, and AWS Systems Manager. Maintains monitoring, alerting, reliability, and compliance support for HITRUST and SOC 2. Participates in on-call support and works independently across cloud engineering, systems administration, and business priorities.

Design, develop, and scale mission-critical backend applications and distributed services. Build Python and Celery services, FastMCP services, Docker Swarm environments, and horizontally scalable architectures. Optimize Couchbase and NoSQL data systems, troubleshoot Linux-based distributed environments, and apply cloud-native AWS practices. Collaborate cross-functionally to deliver secure, reliable solutions while using spec-driven development and AI coding tools.

Leads hands-on Appian application development across design, coding, testing, deployment, maintenance, production support, and incident triage. Serves as the senior developer on an Agile team, coordinating with product owners, business analysts, UX, and QA. Produces architecture and technical documentation, guides integrations and security modeling, oversees development tasks, performs peer reviews, and supports compliance, risk management, and continuous Appian platform improvement.

Designs and manages DevOps processes, automation, CI/CD pipelines, cloud environments, containerized infrastructure, observability, and release systems. Partners with development, QA, DataOps, architecture, support, and operations teams to improve reliability, security, scalability, and performance. Responsibilities include infrastructure provisioning, monitoring, troubleshooting, root-cause analysis, technical documentation, tool evaluation, production support, and continuous improvement.

Build and own scalable full-stack cloud-native services and web frontends on AWS for healthcare imaging workflows. Shape architecture and technical direction, implement automated testing, CI/CD, observability, and security, and ensure compliance with HL7, DICOM, and regulatory requirements. Collaborate with Product, UX, and Clinical teams while mentoring developers and supporting reliable production software.

Own production operations and highly available cloud infrastructure for regulated government environments. Lead incident response, root-cause analysis, disaster recovery testing, compliance operationalization, audit readiness, vulnerability management, and continuous monitoring. Build automation, secure CI/CD pipelines, infrastructure-as-code, observability, and compliance tooling across Kubernetes, Linux, containers, and cloud platforms. Partner with security, compliance, and engineering teams to improve reliability, deployment safety, and regulatory sustainment.