Top Senior Linux Jobs in Washington, DC

Build and manage automated workflows that improve business and technology productivity within a DevSecOps infrastructure team. Responsibilities include addressing complex technical problems, mentoring team members, maintaining high-quality project standards, supporting CI/CD and cloud infrastructure, automating deployment tasks, and developing client relationships. The role requires three years of technology experience and familiarity with cloud, containers, Linux, DevOps toolchains, monitoring platforms, and test automation.

Develops and maintains on-premises DevOps infrastructure, CI/CD pipelines, automation, infrastructure-as-code, monitoring, virtualization, and deployment workflows. Supports secure application builds, releases, testing, disaster recovery, and Tier II/III troubleshooting while ensuring compliance with DISA STIGs and DoD cybersecurity requirements. Collaborates with systems, network, security, application, and government teams at the Washington Navy Yard.

Design, operate, and scale SailPoint’s AWS-based Kubernetes infrastructure and service mesh for a global, mission-critical SaaS platform. Responsibilities include cluster architecture, networking, security, GitOps, CI/CD, observability, capacity planning, incident response, compliance, and platform standards. The role influences engineering teams globally, participates in 24x7 on-call support, leads service mesh strategy, and improves reliability, performance, deployment efficiency, and operational practices.

Develop and operate CrowdStrike’s internal cloud management platform and mission-critical CI/CD pipelines. Build APIs and UIs using Go and TypeScript, improve developer productivity, integrate tooling, maintain cloud-native infrastructure, and support secure, highly available software delivery systems. Collaborate with development, infrastructure, security, and SRE teams, ensure SOC2-aware processes, and participate in on-call operations.

Build and maintain enterprise DevOps and developer-experience infrastructure for Hivemind Solutions. Responsibilities include GitLab CI/CD pipelines, runner fleets, automation integrations, cloud-based simulation environments, Artifactory registries, secure container builds, Nix developer environments, and troubleshooting distributed development systems. The role requires strong scripting, Linux administration, cloud, security, and CI/CD expertise, along with eligibility for an active U.S. Secret clearance.

Own and improve Dropbox’s Windows endpoint platform, including provisioning, application delivery, patching, compliance, security configuration, troubleshooting, fleet health, and automation. Build code-managed endpoint operations using Intune, FleetDM, osquery, infrastructure-as-code, and GitOps practices. Lead cross-functional improvements, establish reliable deployment workflows, mentor engineers, review code and designs, and document reusable operational practices.

Maintains and troubleshoots server, storage, networking, cabling, and power hardware across a large-scale production data center fleet. Writes Python automation scripts, reviews logs and alerts, performs diagnostics, supports deployments, builds hardware health dashboards, coordinates with DevOps, supply chain, and vendors, and assists with hardware evaluation and reliability improvements. Requires on-call availability and travel to data center sites.

Develops and supports Drupal and other CMS web applications across front-end, back-end, database, API, and deployment layers. Responsibilities include custom Drupal modules and themes, SQL optimization, REST/JSON integrations, accessibility, QA, security scanning, CI/CD deployment with Ansible, content publishing support, troubleshooting, documentation, and ensuring accurate metadata and product-data flows across systems.

Develop, maintain, and support Drupal and WordPress web applications, custom content management systems, APIs, and database integrations. Responsibilities include PHP and front-end development, SQL optimization, QA, accessibility, security scanning, CI/CD deployment with Ansible, troubleshooting publishing workflows, metadata validation, documentation, and collaboration with development, information management, QA, and security teams.

Develops C++ and Python simulation plugins, adapters, and interfaces for defense modeling and simulation environments. Leads migration from HMSSimBlocks to HMSF, maintains legacy compatibility, builds reusable CIGI integrations, supports DDS and network communications, and troubleshoots simulation-autonomy integration issues. The role also includes designing extensible architectures, writing automated tests, documenting software, and supporting integration teams.

Integrate and verify autonomy software on aircraft hardware across SIL, HIL, ground, and flight-test environments. Develop test plans, test cards, schedules, and automation; identify and resolve interface, timing, protocol, and hardware/software integration gaps. Coordinate with aircraft vendors, configure test benches, troubleshoot anomalies, assess flight readiness, and analyze post-flight data. The role requires Linux and Python proficiency, cross-functional coordination, periodic travel, and eligibility for a U.S. DoD SECRET clearance.

Designs, configures, tests, and sustains complex networks for hardware-in-the-loop laboratories, simulations, and aerospace defense programs. Develops network automation, configuration-as-code, observability, and CI/CD tooling; integrates hardware, radios, sensors, flight computers, and simulators; executes performance and interoperability testing; troubleshoots distributed systems; maintains network documentation and baselines; and supports customer demonstrations and operational evaluations.

Administer Linux servers in production and non-production environments by installing, hardening, monitoring, patching, troubleshooting, and optimizing systems. Automate routine tasks with scripts, maintain IaC and CaC solutions, support CI/CD pipelines, manage containerized environments, address networking and infrastructure issues, and maintain system documentation. The role is onsite in Washington, DC and requires active Top Secret clearance, SCI eligibility, U.S. citizenship, and DoD 8140 IAT II compliance.

Deploys, integrates, configures, troubleshoots, and supports airborne vision and detection systems across laboratory, production, customer, and field environments. Performs hardware and software integration, wiring and electro-mechanical work, system testing, configuration management, documentation, customer training, and field-service logistics. Coordinates with engineering, production, quality, program, and customer teams while supporting deployments and demonstrations. Requires approximately 50% travel and ability to obtain a Secret clearance.

Owns daily operations, readiness, and growth of Hardware-in-the-Loop and engineering laboratories. Builds, configures, maintains, and troubleshoots racks, test benches, compute systems, networking, wiring, flight hardware, and simulation infrastructure. Manages assets, calibration, schedules, procurement, documentation, safety, cybersecurity, and configuration control. Supports software development, integration testing, customer demonstrations, and operational evaluations while coordinating technical lab needs across engineering and program teams.

Design, optimize, and maintain secure, scalable multi-cloud infrastructure, primarily AWS. Automate deployments using infrastructure as code and CI/CD, manage containerized environments, improve reliability and performance, and integrate DevSecOps practices. Collaborate with engineering, security, and product teams, troubleshoot production issues, review architectures, mentor team members, and lead cloud capability improvements.

Supports network deployment, integration, testing, commissioning, and troubleshooting for mission-critical FAA air traffic systems. Coordinates site readiness, telecommunications circuits, hardware installation, field teams, change control, documentation, and stakeholder communications. Provides remote and on-site technical guidance during cutovers and resolves infrastructure issues across federal operational environments.

Administer the DNFSB network, Windows and VMware servers, Active Directory, Azure infrastructure, and related network services. Configure and troubleshoot connectivity, manage access controls, monitor infrastructure, apply patches, maintain backups, coordinate recovery, support vulnerability remediation, and resolve escalated service issues. The role also requires documentation, asset and configuration management, monthly health reporting, outage coordination, and collaboration with cybersecurity, service desk, mobile device, and ServiceNow teams.

Designs, administers, optimizes, and secures PostgreSQL databases across on-premises and cloud environments. Responsibilities include performance tuning, backups, replication, recovery, high availability, disaster recovery, access controls, auditing, and governance. The role also manages Kubernetes clusters, containerized operations, CI/CD automation, Linux systems, and production support while communicating technical risks and maintaining mission-critical database reliability.

Designs and operates secure, scalable cloud infrastructure for AI/ML workloads in classified, multi-enclave environments. Responsibilities include optimizing cloud compute, storage, and networking; automating infrastructure through Terraform and DevSecOps; integrating public clouds with on-premises hyperconverged and GPU systems; managing Kubernetes-based platforms; supporting high-availability mission-critical applications; and implementing secure data and model governance. The role also establishes development standards and leads technical initiatives across teams.

Designs, deploys, secures, and operates high-traffic WordPress environments on AWS using Kubernetes, CI/CD, infrastructure as code, and cloud services. Maintains production and nonproduction environments, monitoring, uptime, business continuity, and automation. Leads security control implementation, vulnerability responses, risk management, compliance assessments, and security impact analyses for federal systems. Collaborates with architects, product owners, engineers, and security stakeholders while supporting troubleshooting and solution documentation.

Designs and operates secure, scalable cloud infrastructure for AI/ML workloads in classified, multi-enclave environments. Builds hybrid cloud and on-premises architectures, automates infrastructure with IaC and DevSecOps, manages Kubernetes and OpenShift platforms, integrates GPU and hyperconverged systems, and optimizes cloud networking, storage, databases, monitoring, security, and cost. Supports high-availability distributed training and inference applications while establishing technical standards and governance across teams.

Own the organization’s multi-cloud platform across Google Cloud, Alibaba Cloud, AWS, Cloudflare, and Vercel. Manage Kubernetes clusters, infrastructure as code, CI/CD, blockchain node fleets, networking, observability, security, incident response, developer enablement, and cloud cost optimization. Operate production infrastructure at scale, improve reliability and security, automate deployments, and support validator, RPC, archive, GPU, confidential-computing, and database workloads.

Lead development and maintenance of responsive websites and marketing campaign assets using Node.js and React. Manage backlogs, REST API integrations, Git repositories, Docker deployments, platform performance, security (OAuth2), user access, and stakeholder communication. Mentor developers and deliver cross-functional web improvements.

Administer and support Oracle E-Business Suite, Oracle databases, WebLogic, and middleware environments. Perform patching, cloning, backups, recovery, upgrades, migrations, performance tuning, monitoring, and disaster recovery using RMAN and Data Guard. Build automation with Ansible and scripting, maintain multi-node environments, troubleshoot workflows, implement security improvements, support projects, document procedures, and provide occasional off-hours production support.