> Markdown version of [/jobs/ext/4232191-systems-administrator-i-technical-support-windows-os-linux-os](https://www.wearedevelopers.com/jobs/ext/4232191-systems-administrator-i-technical-support-windows-os-linux-os). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Systems Administrator I - Technical Support (Windows OS, Linux OS) - **Company:** National Information Solutions Cooperative (NISC) - **Location:** Atlanta, GA, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Microsoft Word, Microsoft Excel, Microsoft Windows, Microsoft Outlook, Computer Networks, System Configuration, Data Integrity, Software Debugging, Linux, Monitoring of Systems, Network Topologies, Hyper-V, Uptime, Microsoft Office, Network Monitoring, Performance Tuning, Remote Access Technology, Server Administration, Software Requirements Analysis, Virtualization Technology, Software Troubleshooting, Reliability of Systems, Information Technology, Network Server, Vmware - **Published:** October 14, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=85ff83b6c5bcdf4c ## About the Role * 2+ years of relevant experience in a technical support role, systems administration, server administration, infrastructure support or related technology role preferred. * Understanding of enterprise operating systems and their administration. * Knowledge of network monitoring systems and infrastructure management tools. * Basic understanding of enterprise infrastructure and technology interdependencies. * Familiarity with networking concepts, protocols, and network topology. * Knowledge of systems administration principles and troubleshooting methodologies. * Familiarity with virtualization technologies such as VMware, Hyper-V, or similar platforms. * Knowledge of storage administration concepts and best practices. * Strong troubleshooting skills with the ability to diagnose and resolve technical issues. * Strong analytical, critical thinking, and problem-solving capabilities. * Excellent written and verbal communication skills. * Proficiency with Microsoft Office applications including Word, Excel, and Outlook. * Ability to prioritize and manage multiple responsibilities in a fast-paced environment. * Adaptable and responsive to changing technologies, priorities, and business needs. * Solution-oriented mindset with a proactive approach to learning and continuous improvement. * Ability to collaborate effectively with technical and non-technical stakeholders. * Commitment to NISC's Statement of Shared Values., Bachelor's degree in Information Technology, Management Information Systems, Computer Science or related field. Minimum Physical Requirements: The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this position. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. While performing the essential functions of this position, employees must be able to see and communicate. Employees are regularly required to maintain a stationary position, move, and operate computer keyboards or office equipment. ## Description The Systems Administrator I is responsible for maintaining, supporting, and enhancing enterprise systems and infrastructure to ensure reliability, security, and optimal performance. This role supports servers, applications, operating systems, hardware, and related technologies while troubleshooting technical issues, assisting end users, and contributing to the implementation and administration of infrastructure solutions. The Systems Administrator I partners with internal teams and vendors to support business operations, improve system performance, and maintain secure and stable technology environments., The Systems Administrator I is responsible for performing the following essential functions to ensure effective administration and support of enterprise technology systems: * Maintain and upgrade applications, servers, and associated systems to ensure optimal performance and reliability. * Build, deploy, configure, install, and update internal systems while troubleshooting issues to maximize uptime. * Install, configure, maintain, and troubleshoot operating systems, software, and applications. * Address technical support requests that fall outside the scope of standard support teams. * Troubleshoot application errors and collaborate with third-party vendors to achieve resolution. * Monitor and maintain system operations, including user authentication, permissions, security access, and name records. * Resolve system issues by identifying root causes and implementing effective solutions while supporting end users and technical staff. * Collaborate with Systems Administrators and IT team members on the implementation of new systems, technologies, and infrastructure initiatives. * Evaluate system requirements and recommend hardware and infrastructure configurations based on business, security, performance, and scalability needs. * Perform application administration activities including creating, modifying, and removing users, managing security access, and optimizing remote access solutions. * Support help desk operations by resolving technical issues and escalated support tickets in a timely manner. * Research, diagnose, and resolve technical issues using internal and external knowledge resources. * Confirm issue resolutions with end users and identify opportunities to reduce repeat incidents. * Create, maintain, debug, and document scripts and automation tools that support operational and project-based activities. * Implement and enforce security measures to protect systems, applications, and organizational data. * Conduct security audits, address vulnerabilities, and apply security patches and updates in a timely manner. * Implement and manage backup and disaster recovery processes and maintain related documentation. * Monitor system performance, conduct performance tuning activities, and assist with capacity planning efforts. * Test and validate backup systems to ensure data integrity and recovery readiness. * Maintain accurate records related to service requests, issue resolution, and system administration procedures. * Create and maintain documentation, guides, and procedures related to system configurations, troubleshooting, and administration. * Monitor resource utilization and recommend future infrastructure capacity requirements. * Stay current on systems administration trends, technologies, tools, and best practices and apply knowledge to continuous improvement efforts. * Leverage innovative thinking and continuous improvement practices to enhance system reliability, efficiency, and security. * Represent NISC at conferences, training events, and networking opportunities as needed. * Travel as required. * Other duties as assigned., Hybrid Schedule: Minimum of working 2 days per week out of an office location and ability to work up to all 5 days a week from an office location. * Required Days from an Office Location: Tuesday and Wednesday. Standard Daily Hours: * During Training: Monday - Friday; 8:00-5:00pm ET * Standard Daily Hours After Training: 9:00-6:00pm ET * Post-training Requirement: Rotating after-hours support coverage with an associated pay incentive.