Top Linux Jobs in Baltimore, MD

Develop, integrate, implement, and sustain a Linux-based tools suite supporting secure credential management, privileged access, secrets management, and automation. Serve as the Linux tools subject matter expert while collaborating with security, infrastructure, and DevOps teams. Responsibilities include Python, Java, Bash, Linux administration, Delinea product support, IAM/PAM, distributed-system troubleshooting, REST integrations, CI/CD secrets automation, IaC, containerization, and large-cluster sustainment.

Develop and support cloud software applications for national security missions. Responsibilities include programming in Java, C, or C++, designing applications for Windows or UNIX/Linux environments, and working with Hadoop, MapReduce, Accumulo, AWS, and Ruby on Rails. The role requires maintaining a Top Secret/SCI clearance with a favorable polygraph and supporting daily engineering responsibilities.

Develop and maintain software supporting a national security mission. Responsibilities include Zabbix development, scripting, and software engineering in Python, Java, CSC, and Linux environments. The role requires collaboration on daily program responsibilities and delivering timely, innovative solutions. Candidates must hold an active Top Secret/SCI clearance with a favorable polygraph and have substantial software engineering experience plus a bachelor's degree.

Deploys and maintains distributed applications and complex software supporting agency modernization. Responsibilities include configuring network servers and technology tools, provisioning virtual machines with Terraform, automating deployments with Ansible and GitLab CI/CD, monitoring system performance, troubleshooting outages, and participating in a rotating 24/7 pager schedule. The role requires Linux, AWS, Docker, Docker Swarm, Docker Compose, and Git expertise, with additional experience in Python, NiFi, Elasticsearch, Java/Spring Boot, HAProxy, or MongoDB preferred.

Architect, develop, maintain, and enhance complex full-stack software systems supporting mission-critical environments. Build scalable solutions for large datasets, real-time systems, analytics, and enterprise applications using Java, JavaScript, and modern frameworks. Design reusable components, optimize performance, collaborate with stakeholders, support the full software development lifecycle, and mentor developers while influencing technical direction.

Develop and maintain Linux kernel components and live-patching infrastructure for Rocky Linux. Responsibilities include kernel design, C programming, debugging memory management and process scheduling issues, device-driver and hardware integration, performance optimization, code review, documentation, and mentoring junior developers. The role requires deep Linux kernel internals expertise, familiarity with x86 and ARM architectures, Git workflows, and at least five years of kernel development experience.

Design, build, monitor, and maintain large-scale Linux infrastructure supporting distributed S3-compatible object storage across multi-cloud environments. Responsibilities include kernel and storage optimization, network and hardware troubleshooting, automation with Chef or Ansible, observability, forecasting capacity, technical leadership, project coordination, mentoring, documentation, and on-call support.

Provision, administer, secure, patch, and configure RHEL and Ubuntu servers across connected and disconnected networks. Develop Ansible automation, manage Kubernetes clusters and workloads, configure networking, storage, and firewalls, and deploy monitoring systems. Investigate service disruptions, conduct root cause analysis, produce after-action reports, support hardware and software deployments, and maintain secure environments aligned with DISA STIGs and NIST controls.

Provision, administer, secure, patch, and configure RHEL and Ubuntu servers across connected and disconnected environments. Develop and maintain Ansible automation, manage Kubernetes clusters, configure networking, storage, and firewalls, and deploy monitoring tools. Investigate service disruptions, produce root-cause and after-action reports, support hardware and software deployments, and maintain compliance with DISA STIGs and NIST controls.

Analyze Linux system performance, design and implement performance enhancements, productize new servers and hardware, extend performance metrics and visualizations, and build diagnostic tooling. The role requires advanced C programming, Linux kernel expertise, virtualization knowledge, hardware enablement and debugging experience, performance analysis skills, and understanding of computer architecture, concurrency, algorithms, and hardware interconnects.

Designs, implements, administers, and supports critical Linux infrastructure and enterprise systems. Diagnoses system issues, develops remediation plans, supports application infrastructure, and contributes to compliance activities. Builds automation, deployment pipelines, and infrastructure-as-code solutions using Linux, cloud, Kubernetes, GitOps, and configuration-management tools. Partners with engineering, security, and operations teams to improve reliability, scalability, security, and deployment efficiency while mentoring junior engineers.

Develops Python or PowerShell automation, supports CI/CD deployments, administers Linux systems, manages Kubernetes environments, and maintains Ansible workflows. The role automates infrastructure provisioning and lifecycle management, troubleshoots issues across software, operating systems, containers, networking, and hardware, and improves reliability, scalability, performance, and security while collaborating with engineering and operations teams.

Seeking a Software Engineer to design and implement Java-based software capabilities. Requires strong OOP knowledge, experience with RESTful services, and the ability to work both independently and in teams.

The Systems Integration Engineer will manage enterprise systems, analyze networks, support migrations, and evaluate new technologies.

Support an IC-wide mission environment as a senior Linux Systems Administrator/Engineer. Require 10+ years Linux (CentOS/RHEL) experience, JBoss/Wildfly administration, VMware VM creation/operation, and Security+ certification. Desired skills include Red Hat Ansible, storage, networking, security compliance, authentication, shell/Python scripting, physical server administration, Oracle DB/DBA familiarity, JSON, and possession of/eligibility for high-level clearances.

This role involves supporting Linux-based systems, managing VMware VMs, ensuring security compliance, and providing 24x7 operational support.

The DevOps Engineer will implement infrastructure, automate deployment processes, manage Kubernetes containers, and ensure service reliability, scalability, and continuous improvement.

The Cloud Platform Engineer will develop software components, integrate open-source code, and manage virtual infrastructure in AWS, requiring strong systems integration skills and cloud technology experience.

Looking for a Cloud Platform Engineer to develop custom software, manage infrastructure in AWS, and solve complex problems autonomously in a hybrid environment.

Seeking a highly motivated DevOps Engineer with extensive experience in AWS, Linux, and automation. Responsibilities include managing cloud infrastructure, automating deployment processes, and collaborating with development teams to enhance reliability and performance.

The DevOps Engineer will automate deployment processes, manage cloud infrastructure, and collaborate with development teams to ensure reliable services. This role involves troubleshooting, monitoring systems, and continuous improvement of processes.

The DevOps Engineer will automate deployment processes, manage AWS infrastructure, troubleshoot systems, and collaborate with development teams to ensure service reliability.

The Cloud Platform Engineer will develop software components, manage cloud infrastructure in AWS, and ensure system integration while enhancing existing codebases.

Manage cloud infrastructure and ensure compliance with security standards, automate processes, monitor system health, and collaborate across teams.

Design and implement Ubuntu integration for IoT and server-class hardware, working with partners on performance enhancements and testing strategies.