Linux System Administrator

Belay Technologies has been voted Baltimore Business Journal's (BBJ) Best Places to Work 2026!

Belay Technologies is seeking a Linux Systems Administrator / DevOps Engineer with 10+ years of experience and a technical degree to support secure, mission-critical environments. The ideal candidate will have extensive experience administering enterprise Linux systems, managing system performance and security, troubleshooting complex infrastructure issues, and deploying and maintaining Kubernetes clusters and containerized applications. Responsibilities include implementing security hardening and vulnerability remediation, managing container orchestration and high availability, and leveraging automation and Infrastructure as Code tools such as Ansible, Terraform, Git, Jenkins, and GitLab CI/CD to streamline infrastructure provisioning, configuration management, and deployment workflows.

Required Qualifications

• 10+ years of professional experience in systems administration, infrastructure engineering, DevOps, platform engineering, software engineering or a closely related field. • Active TS/SCI clearance with Polygraph • Extensive hands-on experience administering Linux operating systems in enterprise or mission-critical environments. • Demonstrated experience deploying, operating, and troubleshooting Kubernetes clusters and containerized applications. • Strong knowledge of container technologies, including Docker, containerd, and OCI-compatible images. • Experience with…