Top Linux Jobs in Washington, DC

Deploys, integrates, operates, and tunes high-performance NFS storage for Kubernetes, GPU, and AI workloads. Responsibilities include CSI integration, Linux and network optimization, storage lifecycle management, air-gapped platform support, infrastructure-as-code, GitOps automation, observability, and troubleshooting distributed storage performance and reliability across hybrid, edge, and bare-metal environments.

Deploy, integrate, operate, and optimize high-performance NFS storage for GPU-accelerated Kubernetes and AI platforms. Configure Linux storage and networking, integrate CSI storage into k0s and K0rdent clusters, automate provisioning through Terraform/OpenTofu and GitOps, and build observability for capacity, performance, and reliability. Diagnose end-to-end storage issues across hybrid, edge, and air-gapped environments while establishing operational standards.

Leads the full lifecycle architecture and development of complex Java and JavaScript software products. Designs scalable full-stack applications, APIs, integrations, data solutions, and browser applications while establishing technical standards, patterns, security practices, and documentation. Collaborates with customers, technical leads, Scrum Masters, and cross-functional teams in an Agile environment. Provides technical leadership, drives architectural roadmaps, supports application modernization, and ensures adherence to non-functional, accessibility, and quality requirements.

Modernize legacy SAS data-processing systems by translating logic into scalable, high-performance Python solutions. Build and optimize large-scale data pipelines using formats including SAS, Parquet, JSON, and SQL. Integrate PostgreSQL, implement parallel processing, automated testing, data validation, and quality assurance, and maintain well-documented code. Collaborate with IT specialists and stakeholders to validate requirements, troubleshoot issues, and deliver cloud-native modernization solutions.

Leads DevSecOps and application sustainment for federal DOL enterprise applications. Responsibilities include managing CI/CD pipelines, production operations, releases, configuration management, automated testing, vulnerability remediation, secure SDLC implementation, Tier 3 incident resolution, root cause analysis, and moderate enhancements. Supports Java, Spring Boot, WebSphere, AWS, Linux, and Windows environments while coordinating with DBAs, ISSOs, help desk teams, and program leadership. Participates in Agile planning, release documentation, and production escalations.

Administers AWS and Azure cloud environments, with a focus on operating Turbot, supporting migrations, maintaining secure infrastructure, and coordinating O&M activities. Configures authentication, monitoring, security, and configuration management services; creates automation scripts and gold images; troubleshoots Linux and Windows systems; reports infrastructure health; and maintains production operations documentation. Supports federal applications using cloud service provider portals and approved tooling.

Owns the design, operation, resilience, security, and migration of HealthEdge’s hybrid cloud infrastructure across AWS, Azure, GCP, and on-premises environments. Responsibilities include Infrastructure as Code, disaster recovery, Kubernetes/EKS, IAM, server administration, CI/CD automation, monitoring, incident response, vulnerability management, compliance controls, cost governance, and technical documentation. The role participates in on-call support, leads infrastructure incident resolution, and guides teams on migration and recovery design.

Develop and maintain automated testing tools and frameworks for complex healthcare software. Create test plans, execute white-box, black-box, UI, API, and performance testing, identify defects and testing gaps, improve CI/CD processes, and collaborate with product managers and developers to support high-quality releases. The role also involves debugging code, participating in demos, and working with distributed teams in a remote environment.

Designs and operates reliable hybrid application platforms, leading CI/CD, infrastructure automation, cloud resource management, monitoring, security scanning, container orchestration, and database self-service tooling. The role owns the enterprise CI/CD technology stack and hosting strategy across on-premises, hybrid, and cloud environments. It requires extensive collaboration with engineering, infrastructure, security, application, QA, and governance teams, along with 24/7 mission-critical support and technical leadership.

Administer and sustain secure mission application environments, including Windows and Linux systems, application servers, enterprise platforms, and cloud production environments. Responsibilities include patching, configuration management, access control, monitoring, backups, troubleshooting, security hardening, incident response, documentation, outage coordination, compliance, operational readiness, and continuity planning.

The Senior Site Reliability Engineer will develop and support distributed storage services, ensuring reliability and operational safety, with a focus on automation and efficiency.

Lead integration of autonomy software onto diverse platforms by designing and implementing interfaces between autonomy, vehicle subsystems, sensors, payloads, and communications. Configure Linux mission environments, middleware, containers, and deployment pipelines; support SIL/HIL/VIL validation, field tests, demonstrations, troubleshooting, and cross-team coordination while mentoring junior engineers.

Support reliability, security, scalability, and performance of the TAK CI/CD pipeline and critical infrastructure. Monitor system health, respond to incidents, patch systems, optimize performance and costs, improve DevOps practices, automate operations, and maintain technical documentation. Requires systems and network administration experience, Linux and cloud expertise, containerization, CI/CD knowledge, Zero Trust implementation experience, Security+ certification, and an active T3 investigation.

Install, operate, and lifecycle-manage bare-metal OpenShift and Kubernetes platforms. Build Terraform and Ansible infrastructure-as-code provisioning, support platform services and virtualization, implement STIG and cybersecurity compliance, monitor performance, and document architecture and operations. The role also supports OCONUS hardware bootstrap activities and transitions manual provisioning to an IaC-managed model.

Leads a large engineering team responsible for scalable customer runtime infrastructure supporting Drupal, WordPress, and Next.js sites. Oversees technical strategy, architecture, project delivery, modernization, operational reliability, mentoring, performance management, and cross-functional collaboration. Guides cloud infrastructure transformation, reviews critical code, manages multiple priorities, and develops a high-performance engineering culture across global teams.

Develops and maintains backend and cloud-native supply chain software supporting warehouse, transportation, fulfillment, inventory movement, and order workflows. Designs APIs, event-driven services, integrations, databases, and distributed systems; diagnoses defects, improves performance and security, and contributes to roadmaps. Coordinates team work, supports requirements analysis, mentors junior teammates, and helps deliver reliable solutions using Azure, Kubernetes, CI/CD, and observability tools.

Lead quality assurance for storage and filesystem features, designing test strategies, executing system, stress, regression, and cross-functional testing, and developing automation. Collaborate with developers, tools teams, and customer support to improve testability, reproduce issues, and debug defects. The role requires expertise in NFS, SMB, NAS filesystems, Linux, Windows, VMware, shell scripting, Python, packet capture, test infrastructure, and release management.

Lead the architecture and development of a multi-RAT Open RAN digital twin supporting LTE and 5G NR simulation. Integrate production MAC and scheduler software with PHY, channel, UE, traffic, mobility, interference, and network models. Build fidelity tiers, AI/ML evaluation pipelines, reproducible experiments, calibration and validation practices, automated testing, and CI/CD workflows. Improve simulation scalability and reliability while collaborating across wireless, PHY, AI/ML, software, and lab-validation teams.

Designs, develops, and supports enterprise HPC and cloud infrastructure solutions. Responsibilities include architecture, software platform development, proof-of-concept delivery, capacity planning, system design, launch reviews, troubleshooting, documentation, and collaboration with engineering, product, sales, and open-source communities. The role requires maintaining system performance, solving ambiguous technical problems, and participating in an on-call rotation.

Leads the design, development, configuration, integration, modernization, and production support of Nasdaq Calypso solutions across capital markets functions. Translates business requirements into technical designs, oversees testing and deployments, optimizes performance and resiliency, manages incidents, and ensures compliance with security, regulatory, architecture, and risk standards. Mentors technical teams, coordinates lifecycle initiatives, and partners with business stakeholders, vendors, infrastructure, cybersecurity, and enterprise architecture teams.

Supports and improves enterprise hybrid infrastructure across Linux, Windows, Azure, and on-premises environments. Responsibilities include VoIP and telecommunications support, application and systems troubleshooting, Microsoft 365 administration, vulnerability remediation, monitoring, disaster recovery, documentation, incident response, and on-call support. The role collaborates with technical teams, stakeholders, vendors, and leadership to deliver reliable infrastructure solutions.

As a DevOps Engineer, you will design and maintain cloud infrastructure, automate processes, and ensure system reliability and security.

Architect and deliver high-scale NVIDIA GPU compute environments for enterprise AI workloads. Lead bare-metal provisioning, cluster management, operating-system hardening, scheduler and workload configuration, monitoring, performance validation, and day-two operations. Serve as a customer-facing technical authority, supporting presales discovery, architecture, bills of materials, estimation, and client workshops. Design repeatable AI infrastructure across DGX, HGX, MGX, NVL72, and Cisco AI POD platforms.

Develop data conversion code to migrate clients to TaxSys using Perl, SQL, Linux, MySQL, and a proprietary parallel-computing framework. Debug and resolve client data issues, collaborate with data analysts and clients, validate converted data, and support agile teams through successful go-live. Occasional on-site travel is required.

Designs and manages AWS cloud infrastructure and Amazon EKS platforms using GitLab CI/CD and Infrastructure as Code. Builds ETL workflows and scalable data pipelines for analytics and AI workloads, supports MLOps/AIOps and FinOps capabilities, troubleshoots Linux systems, and improves platform performance, security, scalability, and availability.