Top Linux Jobs in Washington, DC

Participate in full SDLC building and integrating software for DoD customers. Develop C++/Python systems, curate synthetic geospatial raster data, apply TDD, operate in DevSecOps pipelines, and use containerization and CI/CD for deployment and testing.

Lead the engineering team, manage feature delivery, mentor team members, and maintain TimeZest's infrastructure, focusing on customer satisfaction.

Build, maintain, and operate cloud-based services and automation for satellite operations. Manage infrastructure, design/deploy critical systems, support microservices and CI/CD workflows, ensure reliability and SLAs, collaborate with cross-functional teams to minimize operational burden and automate satellite operations.

Administer and maintain IRIS for Health integration platforms on AWS EC2 and Linux, manage network security and PaloAlto VPNs, build CI/CD with CodeFresh/GitLab, integrate and troubleshoot EHR interfaces (Epic, Cerner, Allscripts), automate provisioning with scripting (Python, ObjectScript, Bash, JavaScript), implement infrastructure automation, monitor systems, participate in on-call support, and optimize performance and reliability.

Design, deploy, and maintain observability for mobile core networks (2G/3G/4G/5G). Implement monitoring, tracing, log aggregation, AI anomaly detection, dashboards, and alerts. Provide L3 support and troubleshoot network issues, develop KPIs/SLOs, train NOC teams, and manage escalations to meet SLAs.

Manage, configure, integrate and troubleshoot IMS/VoLTE core network nodes and services across 2G/3G/4G. Perform monitoring, incident handling, Wireshark trace analysis, configuration changes, maintenance, security audits, and on-call support. Improve processes, implement IMS features, and coordinate with customers and third-party providers.

Lead cloud mobile core platform operations: configure and manage core network elements (HLR/HSS, SGSN, GGSN/PGW, SMSC, SBC, STP, DRA), troubleshoot with Wireshark, run security audits, implement interconnects, build dashboards, handle incidents and on-call duties, and collaborate with providers and internal teams.

Provide L3 telecom support: monitor and troubleshoot mobile core and roaming issues across 2G/3G/4G/5G using signalling trace analysis, coordinate with MNOs, create dashboards, support NOC, develop KPIs and training, and participate in a 24/7 on-call rota.

Design, implement, and operate secure, scalable multi-cloud infrastructure (Azure/AWS) with IaC (Terraform), managed Kubernetes, containers, and AI platform support. Lead complex projects, define operational processes, ensure security/compliance, mentor teammates, and maintain observability for production systems.

Support and evolve internal infrastructure across cloud and on‑prem environments. Administer enterprise systems, identity and access (SSO/MFA), endpoint protection, backups and DR. Automate workflows with scripting and API integrations, monitor system health, participate in on‑call rotations, and collaborate with IT Support, Security, and Engineering to improve reliability, security, and scalability.

The Gen AI Data Engineer will design and build distributed data systems, develop data pipelines, manage data infrastructure, and integrate technologies for real-time and batch processing, contributing to scalable analytics solutions.

The Forward Deployed Engineer will engage with clients, prototype solutions, deploy machine learning models, and collaborate across teams to address national security challenges. Requires technical expertise in software engineering and strong communication skills.

Lead design, implementation, and operation of production-quality DevOps platforms and automated test infrastructure for heterogeneous edge hardware. Improve CI/CD, build/release, deployment automation, developer tooling, and platform reliability. Enable reproducible tests, diagnose failures across devices, partner with engineering and QA, and drive major infrastructure initiatives from ambiguity to production.

Design, develop, and maintain cloud-native applications using Node.js and React.js on AWS. Implement infrastructure-as-code (Terraform/CDK), build CI/CD pipelines, perform Linux troubleshooting, ensure secure-by-design patterns, and collaborate with architects, UI/UX, and DevOps teams to deploy and operate scalable AWS services.

Manage and secure hybrid on‑prem and cloud infrastructure (Azure and AWS). Administer identity, compute, storage, virtualization, monitoring, backups/DR, and security. Support cloud migrations, AI/ML infrastructure, Tier 2/3 troubleshooting, Microsoft 365, documentation, and process improvement.

Manage and automate infrastructure for on-prem and cloud deployments using infrastructure-as-code. Build, deploy, and operate services (containers, orchestration, fleet management), improve observability and availability, support security practices, and collaborate with cross-functional teams to scale and operationalize ML and web applications.

Design, implement, and manage Ansible-based automation (playbooks, roles, Tower) for configuration management, software deployment, security compliance, troubleshooting, documentation, and training. Collaborate with sysadmins and developers, support production systems, participate in on-call rotation, and travel to data centers as needed.

Design, deploy, and operate high-performance NFS-based storage for GPU/AI Kubernetes platforms. Integrate storage via CSI, tune Linux/NFS/RDMA data paths, automate provisioning with IaC and GitOps, build observability, and troubleshoot performance and reliability across hybrid, edge, and air-gapped environments.

Design and develop Presidio's internal Managed Services platform and automations. Provide technical guidance and mentoring, identify automation opportunities, perform proofs of concept and pilots, collaborate on production security improvements, author technical documentation, and engage with stakeholders to capture requirements and operationalize solutions.

Design, build, and own disposable isolated microVM sandboxes and related runtime infrastructure for AI coding agents. Improve reliability, performance, and security across macOS, Windows, and Linux; lead architecture, mentor engineers, engage open-source communities, participate in on-call rotations, and collaborate with Product and adjacent teams.

Deploys, supports, and improves Managed Services Gateways across cloud and virtualization platforms. Administers Linux, Kubernetes (Rancher), VMware/Hyper-V, networking and firewalls; automates workflows; triages escalations; documents runbooks; coordinates with clients and teams; participates in on-call and lifecycle/security initiatives.

Own day-to-day AWS and database operations for a serverless production platform, manage backups and disaster recovery, monitor and debug production, lead incident response and on-call, maintain infrastructure-as-code (SST/Pulumi), optimize costs, and mentor the team on operational best practices.

Remote QA Engineer responsible for manual testing and ensuring quality of web and mobile applications. Tasks include web application testing, using Linux command line, SQL queries, bug tracking, load testing, and writing automated tests in Java.

As a Senior Software Engineer, you'll design and build scalable market data systems, improve API architecture, and enhance overall system performance, contributing to Alpaca's infrastructure for trading financial assets.

The DevOps Engineer III enhances software infrastructure for unmanned aircraft systems, focusing on backend integrations, frontend development, CI/CD pipelines, and system monitoring, collaborating with engineering teams.