Top Senior Linux Jobs in Washington, DC

As a Pre/Post Sales Solutions Architect, you will demonstrate Gremlin's reliability solutions to customers, consult on architectures, and engage in technical projects while collaborating with internal teams.

Build and maintain React front-end and Golang backend services deployed on AWS. Collaborate with Product and planners, write tests, pair program, estimate work in a ScrumBan process, and participate in performance and learning initiatives to improve a fintech planning platform.

Work on Backblaze's storage platform (B2 Object Storage and Computer Backup) to improve durability, throughput, and architecture. Lead technical design, drive implementation of large features, shape coding practices, and participate across design, implementation, testing, and rollouts while collaborating proactively in a remote-first team.

Design and guide secure, scalable enterprise and cloud architectures (DNS, Azure, AWS, on-prem). Lead cloud migrations, implement monitoring, integrate hybrid environments, present technical briefings, and mentor staff while ensuring security and performance for a mission-focused government client.

Own and operate PayTrace's multi-platform database environment: provision, configure, patch, monitor, tune, and recover databases. Lead modernization from MS SQL to AWS RDS, support HA/DR and multi-region active-active, automate administration and data pipelines to Snowflake, assist developers with query tuning, and provide technical guidance and documentation. Be available for production incident response.

Design, automate, and maintain datacenter, cloud, and office networks. Develop automation (Ansible, scripts), troubleshoot connectivity, implement security, manage network OSes, participate in 24/7 on-call, and collaborate with engineering teams.

Embed with U.S. government customers to design, build, deploy, and maintain mission software from prototype to production. Own end-to-end delivery, build backend systems and data integrations, collaborate with product and engineering to scale reusable capabilities, and serve as the technical point of contact to drive adoption and mission impact.

Manage, maintain, secure, and enhance WordPress and custom PHP web platforms end-to-end. Responsibilities include development, server and hosting administration, MySQL database optimization, performance tuning, DNS/SSL management, backups/disaster recovery, security (WAF/Cloudflare), integrations, and troubleshooting across development, staging, and production environments.

Develop and maintain backend services for the Leap quantum-classical cloud platform. Deliver features across the SDLC, improve system performance and scalability, troubleshoot and resolve production issues, participate in code reviews and on-call rotation, mentor junior developers, and collaborate with cross-functional teams to ship reliable, high-quality software.

Lead design and development of software that interfaces with quantum processors, supporting calibration, hardware interfaces, testing, monitoring, and operational infrastructure. Drive architecture, optimize performance, mentor engineers, run technical investigations, and participate in on-call rotations to ensure QPU solver availability on the Leap cloud platform.

Design, build, and maintain Chaos Engineering tooling and distributed backend systems. Collaborate with product and cross-functional teams, mentor engineers, ensure reliability through automated testing and CI/CD, integrate with cloud and external systems, and deliver production-ready features that improve system availability and customer experience.

Support customer and partner relationships by demonstrating radar value, lead integrations with C2/VMS/autonomous platforms, plan and execute installations, tune systems, provide technical support, analyze post-demo data, create training materials, collect feedback, and travel up to 50%.

Own quality engineering and test automation for BRINC's LiveOps web platform and backend services. Design and maintain automated API, integration, and end-to-end test frameworks, validate security/IAM controls and ML/vision outputs, build test infrastructure, run performance/load testing for real-time streaming and teleoperation, integrate tests into CI/CD, triage failures, and produce quality metrics and release-readiness reports.

The role involves designing and building internal web applications for Nebius, focusing on automating data center operations and developing user interfaces for infrastructure management.

Lead and develop a remote team of Python engineers, ensuring their growth and satisfaction while driving high-quality software delivery.

Support and improve production SaaS infrastructure across AWS, colocation, and hosted platforms. Administer Windows and Linux systems, virtualization, storage, networking, and database support. Lead incident troubleshooting, root cause analysis, monitoring improvements, vulnerability remediation, automation initiatives, and medium-sized infrastructure projects. Collaborate on compliance (SOX/PCI/HIPAA), disaster recovery, and documentation to increase operational reliability.

Develop and optimize ultra-low-latency, high-performance trading infrastructure in modern C++. Implement and tune order execution, market data connectivity, multi-threaded systems, and risk modules. Profile and benchmark real-time systems, collaborate with quants and traders, and maintain robust, fault-tolerant continuous trading operations.

Optimize Ubuntu integration across latest IoT and server-class hardware, lead customer engagements, and work with open source communities in a remote, collaborative environment.

Lead and manage the development of the Landscape systems management solution for Ubuntu, guiding a team of engineers and setting strategic goals.

Lead platforms engineering for scalable cloud infrastructure: design and implement Kubernetes-based systems, optimize data pipelines with AI, refactor stateful services to be stateless, improve autoscaling and reliability, own data ingestion/export, build internal developer tools, enforce security and testing standards, mentor engineers, and participate in on-call rotations.

Operate and lead data-center LAN infrastructure in a 24/7 SaaS environment. Own troubleshooting, incident response, and change management across Cisco Nexus, Palo Alto, and F5 platforms. Drive projects, architecture (VXLAN/EVPN), automation (Ansible, Terraform, Python), observability (Prometheus, Grafana, SolarWinds), and cloud networking (AWS, GCP). Mentor junior engineers, participate in on-call rotation, and define operational standards, reliability metrics (SLI/SLO), and preventive engineering.

Design, build, and operate scalable, secure cloud infrastructure and CI/CD pipelines. Manage Kubernetes environments, implement IaC (Terraform), improve observability, troubleshoot production issues, support security/compliance, and mentor junior engineers to optimize platform reliability and cost.

Lead design and delivery of the public-facing API platform and ingestion services. Build scalable, reliable real-time distributed systems, collaborate with product and data teams, review designs and code, address technical debt, take operational ownership using observability tools, and mentor engineers.

Lead reliability and performance efforts for distributed metadata systems: tune and optimize systems, develop monitoring and automation, manage rollouts, troubleshoot incidents, run simulations and analytics, and support database/configuration management to improve global network stability and capacity.

Lead Azure platform projects, manage teams, troubleshoot cloud services, ensure security management, and support clients in a 24x7 environment.