Top Systems Administrator Jobs

Maintain and secure on-prem VMware and growing AWS infrastructure. Administer Windows and Linux servers, Active Directory, networking, backups, monitoring (Nagios/Splunk), firewall/switch changes, endpoint security, incident response, and support PCI DSS/SOC 2 compliance while aiding cloud migrations and keeping documentation current.

The Systems Administrator/SR is responsible for configuring and supporting TFS and SharePoint, documenting processes, and resolving software issues with vendors.

The Systems Administrator will manage and monitor servers, handle technical issues, support various IT teams, and ensure compliance with security standards.

The Network Systems Admin will support application teams with infrastructure tasks, including change deployments, incident resolution, and event monitoring.

The Network Systems Admin will support app teams in change and code deployments, incident resolution, and event monitoring requiring communication skills and system administration expertise.

Responsible for provisioning, installation, configuration, operation, and maintenance of systems hardware and software and related infrastructure. Participates in technical research and development, assists project teams, and performs daily system monitoring and troubleshooting.

Provide installation, configuration, and support of software and tools, maintain networks, diagnose issues, and work with vendors on software integration.

The Systems Administrator will support and maintain IT systems, optimize operations, troubleshoot issues, and manage enterprise-grade OS and hardware. The role involves collaboration and enhancing system performance in mission-critical environments.

Provide Tier 2 systems administration and help-desk support for messaging and communication applications in a 24/7 environment. Administer message storage/retrieval, implement RBAC and security controls, manage sensitive access bins, respond to incidents, maintain SOPs and operational records, perform diagnostics, hardware repairs, and support deployment and user troubleshooting.

The Systems Administrator will support, manage, and troubleshoot enterprise systems, ensuring reliability and security across multiple environments while providing Tier 1 and Tier 2 support.

The Systems Administrator for Operational Technology oversees and improves OT systems, ensures application availability, troubleshoots issues, supports critical operational systems, and leads software upgrades while collaborating with various stakeholders.

Support high-availability environments, manage Linux servers, AWS services, and backup solutions. Handle application deployment and system security.

The Windows Systems Administrator will manage Windows and Linux servers, provide system support, and troubleshoot VoIP and mobile issues, requiring 5+ years of experience.

The VMWare Systems Administrator will manage VMWare environments, troubleshoot systems, and maintain critical services, focusing on backups and storage solutions.

Consult with clients to assess IT needs, design and maintain technology solutions, manage relationships, and resolve technical issues while building expertise through training.

Provide on-site IT systems and desktop support in manufacturing and office environments. Administer Windows servers, virtualization, storage, Office 365/Azure, AD/Exchange, networking, and deploy infrastructure across multiple locations. Troubleshoot hardware/software interfacing with factory equipment, script administrative tasks, document procedures, mentor staff, be on-call, and travel between Texas sites as needed.

Provide on-site IT systems and desktop support in manufacturing environments, administer Windows servers, virtualization, storage, networking, Office365/Azure, Linux and open-source stacks, deploy IT infrastructure across sites, document and train staff, be on-call and travel between Texas locations.

Administers and secures on-premises, virtualized, and Azure cloud infrastructure across a large county network. Responsibilities include incident response, outage troubleshooting, lifecycle management of compute and storage systems, security compliance, documentation, asset inventory, project implementation, and cross-functional IT support. The role also requires on-call participation, technical diagramming, ServiceNow ticket management, and maintaining Windows, Active Directory, Microsoft 365, identity, virtualization, and hyperconverged infrastructure environments.

Install, configure, test and deliver Open iT products in client environments. Collaborate with presales, perform deployments and troubleshooting across Windows/UNIX/Linux, use virtualization, logging/monitoring systems, automate installs, write scripts and technical documentation.

Manage and maintain on-prem Linux and Windows infrastructure and hybrid Microsoft 365/Azure services. Support identity, endpoint security, monitoring, and engineering simulation applications. Automate provisioning, contribute to ITSM processes, provide helpdesk escalation, and maintain documentation and SOPs to ensure secure, reliable, scalable systems.

Lead Epicor Kinetic administration and business-systems analysis to stabilize, support, and improve ERP operations across multi-site manufacturing. Troubleshoot integrations, configure BAQs/BPMs, manage security and change control, improve data quality and reporting, support upgrades and M&A integrations, and drive process standardization, controls, and user adoption to deliver measurable operational and financial outcomes.

Provide end-to-end systems administration for on-prem and cloud environments: install/configure Windows/Linux servers, firewalls, networks, virtualization, storage, backups, and Java web applications; support customers via tickets and coordinate maintenance and upgrades.

Seeking an SQL Developer/DBA to enhance applications using SQL Server 2012, support user testing, and document enhancements, requiring strong skills in .Net and communication.

Administer and configure enterprise applications (primarily Workday Student/HCM), manage security and business processes, troubleshoot integrations and escalated issues, support updates and tenants, collaborate with functional teams and developers, mentor staff, and leverage AI tools to improve productivity and automation.

The IT Systems Administrator at AstroForge will build and maintain internal tech infrastructure, support users, manage network and security compliance, and handle hardware lifecycle management.