Remote Linux, Ubuntu, and Windows Server Administrator


$60.00
Hourly: $60.00 - $70.00

The contractor must demonstrate extensive experience in administering Linux networks, specifically those running Ubuntu and RedHat operating systems, and in integrating secure access with Windows Active Directory. Expertise in networking, authentication, and virtualization is essential. Additionally, the contractor should have experience configuring and managing high-performance computing systems used for environmental modeling, including relational database systems. Proficiency in scientific software installations and troubleshooting non- standard library dependencies is required. Experience with Appaserver software is a plus. ***IMPORTANT - MUST BE U.S. CITIZEN AND ABLE TO PASS BACKGROUND CHECK*** Experience: - Experience with Linux systems (Ubuntu and RedHat). - Experience integrating Linux systems with Windows Active Directory. - Proficiency in LDAP and PAM authentication protocols. - Implementation of Samba and NFS servers. The contractor will perform the following tasks to ensure a secure and efficient computing environment: Install, configure, troubleshoot, upgrade, and maintain Linux servers and clients using Ubuntu, Ubuntu Server, and RedHat in both bare-metal and virtualized environments. Enable and optimize remote desktop access between Windows and Ubuntu systems. Create and manage user accounts using LDAP and PAM. Implement and manage user access via SMB and CIFS (Samba) to allow Linux file system access from Windows systems. Maintain and troubleshoot LDAP and Samba servers. Integrate Linux user management with Windows Active Directory groups. Troubleshoot and maintain hardware components and associated drivers, including display drivers (X.org, X11, XFree86) and print drivers. Maintain and troubleshoot Symantec backup clients across systems. Review and update backup protocols to ensure compliance with organizational standards. Assist scientific staff with installation, troubleshooting, and maintenance of hydrodynamic and ecological models. Develop a system for tracking hardware and memory performance. Maintain secure database connectivity (MySQL) for front-end tools such as RStudio, Python, and Appaserver. Provide support for scientific programming languages (C, C++, Fortran), including compilation and library management. Diagnose and resolve system issues on both desktop and virtual Linux environments. Implement automated diagnostic reporting tools for performance and system resource tracking.

Keyword: IT Support

Price: $60.0

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