Top Linux Jobs in Baltimore, MD

Responsible for maintaining, administering, and developing Kubernetes clusters in Linux environments. The role supports secure, highly available, multi-tenant platform services through containerization, infrastructure as code, automation, monitoring, and deployment management. Responsibilities include troubleshooting Kubernetes workloads, developing Bash and Python automation, managing Helm deployments with Flux, administering container platforms, supporting release processes, and collaborating in Agile DevOps environments. A current Top Secret/SCI clearance with favorable polygraph and U.S. citizenship are required.

Plans, develops, executes, and automates testing for software, middleware, and infrastructure in HPC environments. Validates reliability, scalability, performance, security, and operational readiness; develops test plans, automated frameworks, and validation solutions; tests REST APIs; manages defects and test lifecycles; and supports CI/CD integration using GitLab, containers, Linux, Bash, Python, and Git.

Designs, develops, and maintains tools and services supporting Atlassian Jira and Confluence. Collaborates with developers, system administrators, project managers, and mission customers to deliver integrations and streamline workflows. Develops automation scripts, applies Linux administration and software development practices, builds CI/CD pipelines, uses Ansible and Docker, manages source code with Git, documents system changes, and supports mission applications in Linux environments.

Administer, maintain, monitor, and support a secure, highly available Kubernetes PaaS running on Linux infrastructure. Troubleshoot workloads, networking, storage, ingress, and performance issues; develop Bash and Python scripts; manage Docker or Podman containers; create Helm charts; apply infrastructure-as-code with Ansible; and use Prometheus, Grafana, and Git to maintain platform reliability, scalability, and compliance.

Develop and maintain system management infrastructure software and services for high-performance computing systems in Linux environments. Automate processes with Bash and Python, manage infrastructure using tools such as NetBox and HashiCorp Vault, deploy containers with Docker or Podman, and orchestrate deployments with Ansible. The role also involves CI/CD, Git-based source control, identity and access management, and collaboration within Agile development environments.

Develops and secures access-control and permission-management solutions for critical HPC systems. Responsibilities include Linux security administration, RBAC/ABAC, IAM with Keycloak, identity federation, SSO, Vault integrations, Ansible automation, containerization, CI/CD, and Git-based development. The role requires maintaining compliance with agency security policies and industry standards while supporting mission-critical government systems.

Systems Engineer supporting a closed, multi-location system across capabilities and operations. Responsibilities include Linux system administration, Bash/Python automation, STE/STN security compliance, Cisco switch configuration, containerization with Docker or Podman, and technical documentation. Preferred experience includes Windows administration, NetApp storage, VMware virtualization, and Atlassian tools. The role requires collaboration with customer stakeholders and a current Top Secret/SCI clearance with favorable polygraph.

Maintains, troubleshoots, upgrades, and integrates containerized applications deployed in Kubernetes and Linux environments. Develops software and automation using Python, Java, Bash, PHP, and Ansible; manages CI/CD workflows with GitLab and source control with Git. Supports mission services, documents configurations and system changes, assists external customers, and may provide training. Requires extensive COTS/GOTS integration experience and an active Top Secret/SCI clearance with favorable polygraph.

Develop and maintain reliable, scalable, and observable data workflows and automation pipelines using Apache Airflow. Build Bash automation, develop software with Python and Java, process big data with Apache Spark, and use containers, Linux tools, Git, and cloud services. Collaborate with data engineers, platform teams, and stakeholders to deliver secure, production-ready workflow orchestration solutions.

Develops and maintains Linux-based tools and services supporting products such as GitLab, Artifactory, MinIO, Jupyter, and SPARTANDESK. Builds automation scripts, Java applications, CI/CD pipelines, infrastructure-as-code workflows, and containerized services. Collaborates with developers, system administrators, project managers, and mission customers to integrate systems, document configurations, sustain applications, and improve productivity. Requires an active Top Secret/SCI clearance with favorable polygraph and U.S. citizenship.

Integrates, tests, evaluates, configures, upgrades, and troubleshoots high-performance computing software stacks and systems. Develops Bash and Python automation, administers Linux environments, supports Slurm scheduling, and uses IaC tools including Ansible and Salt. Diagnoses software, hardware, networking, storage, and system-monitoring issues across heterogeneous HPC environments. Requires extensive experience supporting large-scale HPC systems and customers.

Designs, develops, deploys, and supports production software in high-performance Linux environments. Builds containerized applications and Kubernetes services using Python, Helm, and CI/CD automation. Develops generative AI solutions involving LLMs, RAG, embeddings, vector databases, and inference systems. Supports observability with Prometheus and Grafana, applies DevSecOps practices, and delivers secure, scalable mission-critical systems in a cleared environment.

Develop and maintain system management infrastructure software and services for high-performance computing systems in Linux environments. Automate tasks with Bash and Python, support CI/CD workflows, use Git, and collaborate within Agile methodologies. The role may also involve deployment automation, containerization, secrets management, identity and access management, infrastructure management, observability, and related tooling. Candidates must hold an active Top Secret/SCI clearance with a favorable polygraph and be U.S. citizens.

Develop, test, integrate, sustain, and troubleshoot software applications using Java, Spring, Linux, Bash, Python, SQL and NoSQL databases, containers, Kubernetes, Helm, messaging frameworks, CI/CD, infrastructure-as-code, and Git. The engineer will integrate COTS and FOSS products while supporting mission-critical systems.

Develop, test, integrate, sustain, and troubleshoot software applications and services. Work with Linux, Bash, Python, databases, containers, Kubernetes, CI/CD, messaging frameworks, infrastructure-as-code, and source control while integrating COTS, GOTS, and FOSS products to support national security missions.

Designs, implements, and optimizes data ingress and egress pathways for scalable analytics workloads. Develops software using Python and Java, automates processes with Bash, orchestrates workflows through Apache Airflow, and processes large datasets with Apache Spark. Responsibilities include SQL-based data manipulation, data wrangling, validation, anomaly detection, and handling structured and unstructured data. Requires a current Top Secret/SCI clearance with favorable polygraph.

Develop and maintain system management infrastructure software and services for high-performance computing systems in Linux environments. Automate processes with Bash, Python, and Ansible; develop software in Python and Rust; implement authentication, authorization, access controls, and permissions; and support CI/CD using GitLab CI and Git. The role also requires Linux administration, Agile practices, and collaboration within a mission-focused environment.

Develop and maintain complex full-stack software systems supporting mission-critical environments. Responsibilities include architecting scalable solutions, processing large data sets, optimizing performance, building reusable components, collaborating with stakeholders, mentoring developers, and supporting the full software development lifecycle from design through deployment and sustainment.

Develop scalable backend Java applications, REST APIs, and services in Linux/Unix environments. Collaborate within Agile teams through code reviews, debugging, problem solving, and technical design. Support complex customer mission solutions while applying software engineering best practices. Desired work includes backend architecture, distributed systems, CI/CD, automated testing, DevOps, cloud infrastructure, containers, and scripting.

Designs, develops, tests, implements, and evolves Linux-based solutions supporting Air Force Intelligence Operations. Responsibilities include Linux administration, security hardening, patching, troubleshooting, automation, virtualization, cloud implementation, system validation, and customer-focused technical solutions across global multi-infrastructure environments.

Supports the full systems engineering lifecycle, including hardware and software integration, installation, testing, deployment, troubleshooting, maintenance, decommissioning, and quality assurance. Installs and terminates fiber and CAT-5/6 cabling, tests fiber with optical power meters and OTDRs, maintains network infrastructure, and repairs Dell servers. Collaborates with users, customers, and engineering teams in mission-focused environments.

Lead Linux engineering sustainment for U.S. Army systems. Responsibilities include administering and securing RHEL environments, managing Pacemaker high-availability clusters, operating Linux servers in AWS, automating system administration with scripting, applying patches and hardening systems, remediating vulnerabilities, supporting software updates, developing test strategies, performing technical analysis, and communicating solutions to teams and customers. The role requires an active Secret clearance and supports mission-critical DoD infrastructure.

Administer, secure, maintain, and automate Linux-based enterprise environments supporting mission-critical operational, development, and test systems. Responsibilities include configuration management, virtualization, hardware deployments, software upgrades, troubleshooting, testing, system security, operational sustainment, and customer-facing support. The role also involves Cisco networking, NetApp NAS, test documentation, and Splunk dashboard and workflow development.

Develop and maintain Akamai’s custom Linux kernel and distribution for a globally distributed cloud platform. Responsibilities include adding performance, reliability, and security features; porting modifications to newer kernels; debugging production and test issues; improving build and continuous-testing automation; collaborating with platform, application, test, and hardware teams; and contributing work upstream to the open-source Linux community.

Administer large-scale Linux HPC clusters, automate operations with Bash and Python, install and support software, integrate storage, virtualization, and container technologies, and maintain security compliance. The engineer will collaborate across hardware, networking, storage, systems, and customer teams while documenting technical solutions and supporting long-term infrastructure sustainment.