Top Senior System Administrator Jobs

The Senior Systems Administrator optimizes enterprise systems, leads projects, provides IT support, and manages core infrastructure and technical solutions.

The Senior System Administrator will manage system administration tasks, including system integration, security, and performance monitoring while mentoring teams and providing technical support.

The System Administrator supports IT systems maintenance, troubleshooting, and operations, providing Tier 1 and Tier 2 support and configurations for various OS, as well as managing virtual machines and networks.

The Mid/Sr System Administrator will support system administration for a complex network, ensuring optimal performance and security management while troubleshooting issues and managing system deployments.

The Senior System Administrator will manage Azure cloud resources, support virtual environments, automate operations, and collaborate across teams to enhance system performance.

Responsible for IT systems administration in a Microsoft Windows and Linux environment, resolving technical problems, and maintaining security clearance.

The Senior System Administrator will configure, maintain, and upgrade servers, and provide technical support within an Agile team environment for future projects.

The Senior System Administrator will evaluate system specifications, install and configure enterprise systems, and provide operational support, ensuring systems security and functionality while managing network performance and hardware requirements.

Provide support for the design, configuration, and deployment of Windows Server environments, including virtualization and disaster recovery solutions.

The Senior System Administrator will design, configure, and support Windows Server environments, manage virtualization, and implement disaster recovery strategies.

Ensure immediate response to outages, support mainframe systems, analyze and resolve systems problems, and monitor software and hardware performance.

Responsible for the design, deployment, and maintenance of Linux/UNIX server systems and software, with virtualization and project support responsibilities.

As a Senior System Administrator, you will manage IT systems administration in a hybrid Windows and Linux environment, collaborate with teams, ensure security compliance, and maintain documentation. You will troubleshoot issues, configure software, and work on classified systems 24/7, occasionally traveling up to 10% of the time.

Support a classified program as a System Administrator, maintaining system health, collaborating with developers, and providing help desk support in a critical environment.

Seeking a Senior System Administrator with strong expertise in Information Processing, Middleware solutions, and Application Management, requiring significant hands-on experience and a Secret Clearance.

Provide combat system simulation support, implement network solutions, and maintain accreditation for Government wide area network usage.

The role involves providing IT systems administration in Windows and Linux environments, requiring troubleshooting and integration skills, while ensuring compliance with security and certification requirements.

The Senior System Administrator will secure, sustain, and optimize complex DoD environments, perform system upgrades, manage security configurations, and ensure compliance with various security standards.

Provide senior systems administration and PITCO coordination for Navy C4I modernization (CANES/TACNET). Ensure secure, compliant configurations, manage installations, patching, troubleshooting, documentation, schedules, SOPs, and technical risk mitigation to deliver operationally ready systems.

The System Administrator will manage, maintain, and troubleshoot enterprise IT systems, oversee server and network operations, provide comprehensive support, and ensure security compliance and optimization.

The Senior System Administrator supports CNO Capabilities, maintaining operational IT environments, managing hardware installations, and improving workflows.

As a Senior Systems Administrator, you will lead IT infrastructure projects, provide technical support, ensure security compliance, and mentor junior staff, all while improving systems and automating workflows.

The Senior System Administrator manages and maintains computerized systems in a cGMP environment, ensuring compliance and supporting users while coordinating with IT and QA.

The Senior Systems Administrator will support IT systems management, including troubleshooting, maintenance, and system security compliance, while configuring Linux systems and virtualization infrastructure.

The Senior Systems Administrator manages system administration tasks for production and non-production environments, oversees maintenance, troubleshooting, and documentation, while providing guidance to team members.