System Administrator enhancing technology supporting critical cybersecurity missions for the Department of Defense. Collaborating on solutions to improve platform performance and security.
About the role
- Senior Systems Administrator/DevOps Engineer maintaining Linux production systems at Medata. Involves hands-on administration and support of web applications and automation practices.
Responsibilities
- Administer and maintain Linux production and corporate systems (RHEL-compatible distributions including RHEL, Rocky Linux, and CentOS; plus BSD variants).
- Support legacy and modern web application platforms, including Java- and Node-based services, traditional web stacks, and middleware.
- Operate and maintain virtualized and clustered infrastructure (VMware, Proxmox, oVirt, Ceph).
- Automate provisioning, configuration, and maintenance using Ansible, Puppet, and scripting.
- Deploy and support containerized and service-based workloads (Docker; Kubernetes exposure a plus).
- Monitor system health, performance, and availability; troubleshoot and resolve production incidents.
- Own system and network security including patching, firewalls, certificates, and access controls.
- Work with networking and storage technologies (NGINX, HAProxy, SMB/NFS/iSCSI, VPNs).
- Collaborate with developers to improve deployment pipelines, operational stability, and scalability.
- Maintain documentation, runbooks, and operational standards.
- Participate in after-hours/on-call support as needed.
Requirements
- 5+ years experience administering Linux production environments, preferably RHEL-compatible systems.
- Strong troubleshooting across systems, networking, storage, and applications.
- Experience supporting legacy and modern web applications in operational environments.
- Scripting experience (Bash or similar).
- Familiarity with DevOps practices: automation, monitoring, CI/CD awareness.
- Strong communication skills and ability to collaborate across engineering teams.
- Self-directed, detail-oriented, and comfortable owning production systems.
- Nice to Have: Kubernetes or cloud-native experience.
- High-availability or clustered database experience.
- Linux, networking, or virtualization certifications.
Job title
Job type
Experience level
Salary
Degree requirement
Tech skills
Location requirements
Systems Administrator I providing IT support for University Housing and Dining. Responsible for software administration, server support, and assisting end - users with technical issues.
Senior Systems Administrator managing Linux and Windows systems for defense and intel customers. Leading technical operations in high - performance environments while ensuring system security and reliability.
System Administrator focusing on Atlassian Jira for EOS Group, ensuring stability and continuous improvement across digital workflows. Administering on - premise Jira system and managing migrations to Atlassian Cloud.
Mid Systems Administrator responsible for managing IT infrastructure services at Skydance Animation in Madrid. Collaborating on systems development and deployment while ensuring operational excellence.
System Administrator I ensuring optimal performance of workstations and peripherals at Cleveland Clinic. Collaborating on troubleshooting and support while managing documentation and client area responsibilities.
System Administrator II responsible for maintaining IT systems and support at Cleveland Clinic. Improving caregiver connectivity and ensuring workstation reliability.
System Administrator maintaining optimal workstation availability and reliability at Cleveland Clinic. Troubleshooting, providing Help Desk support and documenting workstations.
Senior Engineering Systems Administrator role managing engineering systems for Wood's Minerals & Metals sector. Collaborating with teams to optimize project execution and workflows.
Senior Systems Administrator providing technical support for global on - premises and cloud server infrastructure. Engaging in project work and strategic planning to enhance system performance.