Systems Administrator - Technical Support; Windows OS, Linux OS

Atlanta, GA

For more than 50 years, NISC has developed and implemented enterprise-level and customer-facing software solutions for over 1,200+ utilities and broadbands across North America. Our mission is to deliver technology solutions and services that are Member-focused, quality driven and valued priced. We exist to serve our Members and help them serve their communities through our innovative software products, services and outstanding customer support.

NISC has been ranked in Computer World’s Best Places to Work for twenty-two years, and we are looking for qualified individuals to join our team.

Our Members have over 18 million end customers (residential and businesses who receive power, internet, television and/or telephone services) that our enterprise software solution enables our Members to compete effectively in the industry, while excelling in customer service.

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…