Top Systems Administrator Jobs

The Staff Systems Administrator will lead enterprise identity architecture, implement AI workflows, and automate IT processes while mentoring engineers.

Seeking a Linux Systems Administrator to install, configure, and integrate prototype applications in a lab environment, supporting customer experiments.

The Level 2 Systems Administrator provides technical support in networking technologies, assists in projects, communicates with clients, and troubleshoots various systems.

Manage and maintain corporate IT infrastructure including servers, storage, portal/web applications, and UNIX/Windows systems. Deploy, configure, patch, and troubleshoot systems, support cloud migrations and IaC, work with vendors and project teams, and ensure reliable, secure environments across departments.

Onsite Systems/LAN Administrator supporting ADOT network: troubleshoot network, software, and hardware issues; install/configure PCs and peripherals; administer Microsoft servers and AD; assist on projects; requires statewide travel and a valid Arizona Class D driver’s license.

Onsite Systems/LAN Administrator supporting ADOT network: troubleshoot network, software, and hardware issues; install/configure PCs, peripherals, and Microsoft servers; support Windows 7, Ethernet and wireless environments; assist with projects and perform statewide travel. Requires customer-facing support and documentation.

Provide Tier 2 support and hands-on administration for production technology across manufacturing sites (PA, NJ, VA). Troubleshoot networks, servers, applications, EDI integration, and ERP-related issues; document work, support implementations and testing, create user instructions and training, participate in on-call rotation, and maintain vendor/customer communications.

The Systems Administrator role involves maintaining IT infrastructure and cloud services while ensuring system security and operational continuity in a healthcare setting.

Administer and optimize Transfr's IT environment for a distributed workforce: endpoint management, onboarding/offboarding, hardware procurement, software/MDM/RMM/VPN administration, help desk support, training, and IT projects to scale operations.

Provide Linux and Windows systems administration for classified DoD programs, implement secure infrastructure (Ansible, LDAP/AD, VMware, storage, backups), collaborate with cybersecurity, troubleshoot complex issues, meet DoD certification and clearance requirements, and support 24x7 operations with occasional travel.

The IT Systems & Network Administrator provides technical support, manages IT infrastructure, and assists with database and cloud services for staff.

Manage and maintain virtualized environments with VMware, ensure data protection with Veeam, and optimize SAN storage for performance.

The Systems Cloud Administrator designs and maintains both on-premise and cloud infrastructures, manages virtualization platforms, supports core services, and ensures system security and compliance.

The Senior IT Systems Administrator oversees the administration, security, and optimization of financial systems, ensuring reliability and compliance while leading system enhancements and integrations.

Lead the installation and administration of Teamcenter and NX for manufacturing, ensure data accuracy from design to production, and provide technical support.

Provide on-site administration of Red Hat Enterprise Linux (RHEL) systems in a secured DoD environment, using virtualization and container technologies (VMware, KVM, Docker, Kubernetes/OpenShift). Collaborate with engineering, networking, storage, and cybersecurity teams to ensure compliance with DoD security frameworks, perform hardening and troubleshooting, and maintain mission systems with occasional off-hours work and up to 10% travel.

Manage and administer Oracle Exadata and engineered systems, lead Exadata patch cycles, implement high-availability architectures (RAC/ASM/Data Guard), optimize performance (Smart Scan, HCC), perform SQL tuning, use OEM for monitoring and patching, support capacity planning, compliance, and on-call production support.

Provide Level 3 implementation and support for enterprise server infrastructure, virtualization, cloud services, monitoring, and security tools. Lead projects (migrations, deployments, POCs), automate provisioning and maintenance, support Office 365/Azure tenants, troubleshoot ERP and CAD license servers, collaborate with service desk, networking, and security teams, and document system processes.

The role involves supporting and maintaining Epic databases, implementing infrastructure, resolving issues, and providing technical guidance in a complex healthcare environment.

Provide support for IT systems, ensuring operational efficiency, troubleshooting, and user assistance while managing configurations and network components.

Lead and perform expert Red Hat Linux systems administration for DoD supercomputing centers. Manage configuration, installation, upgrades, performance tuning, acceptance testing, and compliance. Administer Red Hat Satellite, automate tasks with Ansible, maintain documentation, and provide technical leadership to a team of Linux administrators supporting mission-critical systems.

Lead development, deployment, and support of enrollment-related applications. Perform coding, debugging, testing, integration, troubleshooting, documentation, and lifecycle management. Advise stakeholders on systems, networks, security, and data standards. Mentor staff and collaborate with teams and vendors to improve performance and maintain enterprise services, with a focus on Financial Aid systems.

Provide systems administration and advanced IT support across core infrastructure and Microsoft 365 services. Manage email security (Barracuda), physical security (Verkada), endpoint/device management (Intune), workstations, printers (including Zebra), and troubleshoot hardware, software, and Layer 2 networking issues. Support users, manage mailboxes, groups, licensing, and resolve escalated help-desk tickets. Participate in multi-site support, occasional after-hours work, and occasional travel.

Hands-on senior IT systems administrator responsible for administering Google Workspace and Microsoft 365 environments, endpoint and MDM support across ChromeOS/Windows/macOS, SaaS administration, help desk support, and executing compliance controls (CMMC/NIST800-171/ISO27001/SOC2). Uses AI tools to automate IT workflows, supports engineering teams' toolchains, and assists in audit readiness and evidence collection.

Ensure stability, integrity, and performance of networked systems: deploy and improve applications, integrate and maintain servers, perform backups/audits, support and install surveillance equipment, troubleshoot hardware/software, document systems, train users, coordinate with vendors, and provide on-call/shift coverage.