Senior Linux System Administrator Jobs in Newburgh, IN

The Systems Administrator is responsible for the administration, maintenance, and optimization of RiverValley and Affiliates' technology infrastructure, including Windows, Linux, and application systems. This role ensures the reliability, security, and performance of hardware, software, operating systems, and related infrastructure while supporting day-to-day operations and long-term technology initiatives. The Systems Administrator partners with project teams to provide technical expertise throughout the project lifecycle, assists with system implementation and deployment, and drives continuous improvement through research, innovation, and infrastructure enhancements to support organizational goals.

Essential Functions: 

• Engineering of System Administrator-related solutions for various project and operational needs
• Install new / rebuild existing servers and configure hardware, peripherals, services, settings, directories, storage, etc. in accordance with standards and project/operational requirements.
• Install and configure systems that supports RiverValley infrastructure and applications.
• Develop and maintain installation and configuration procedures.
• Contribute to and maintain system standards.
• Research and recommend innovative, and where possible automated approaches for system administration tasks. Identify approaches that leverage our resources and provide economies of scale.
• Perform daily system monitoring, verifying the integrity and availability of all hardware, server resources, systems and key processes, reviewing system and application logs, and verifying completion of scheduled jobs such as backups.
• Perform regular security monitoring to identify any possible intrusions.
• Perform daily backup operations, ensuring all required file systems and system data are successfully backed up to the appropriate media, recovery tapes or disks are created, and media is recycled and sent off site as necessary.
• Perform regular file archival and purge as necessary.
• Create, change, and delete user accounts per request.
• Provide Tier III/other support per request from various constituencies. Investigate and troubleshoot issues
• Repair and recover from hardware or software failures. Coordinate and communicate with impacted constituencies.
• Apply OS patches and upgrades on a regular basis, and upgrade administrative tools and utilities. Configure / add new services as necessary.
• Upgrade and configure system software that supports RiverValley infrastructure and applications. Manage applications per project or operational needs.
• Maintain operational, configuration, or other procedures.
• Perform periodic performance reporting to support capacity planning.
• Perform ongoing performance tuning, hardware upgrades, and resource optimization as required. Configure CPU, memory, and disk partitions as required.
• Maintain data center environmental and monitoring equipment.
• Performs other related duties as assigned.
• Provides occasional guidance, some of which is technical.
• Responsibilities sometimes require working evenings and weekends, sometimes with little advanced notice.
• No regular travel required.
• No budget responsibility.

Education and Experience: 

• Bachelor (4-year) degree, with a technical major, such as engineering or computer science OR;
• Systems Administration/System Engineer certification in Linux and Microsoft OR;
• Four to six years system administration experience.

Knowledge and Skills: 

• Position deals with a variety of problems and sometime has to decide which answer is best. The question/issues are typically clear and requires determination of which answer (from a few choices) is the best.
• Decisions normally have a noticeable effect department-wide and company-wide, and judgment errors can typically require one to two weeks to correct or reverse.
• Functions as a lead worker doing the work similar to those in the work unit; responsibility for training, instruction, setting the work pace, and possibly evaluating performance.
• Interpret and/or discuss information with others, which involves terminology or concepts not familiar to many people; regularly provide advice and recommend actions involving rather complex issues. May resolve problems within established practices.