System Administrator

Compunnel, Inc.; Waco (TX); On-site; USD 65,000 - 90,000; Full time

Job summary

Compunnel, Inc. is seeking a Linux and Windows Workstation System Administrator to deploy, secure, maintain, and support desktop and laptop systems for engineering and development staff.

The role covers workstation images, access control, patching, software distribution, endpoint security, virtualization, and toolchain support (Jira, Bitbucket, Jenkins). The candidate will administer builds across Red Hat, CentOS, Rocky Linux, Windows 10/11, and collaborate with DevOps and cybersecurity teams to

Qualifications

• Bachelor’s degree in IT/CS or equivalent experience.
• 3+ years of Linux/Windows system administration.
• Strong knowledge of Red Hat family and Windows 10/11.
• Proxmox virtualization experience.
• Experience with Jira, Bitbucket, and Jenkins.
• Proficient in Bash, PowerShell, or Python scripting.
• Familiar with LDAP/AD/SSO for centralized authentication.
• Experience with patch management and endpoint hardening.
• Strong troubleshooting across OS, hardware, and networks.

Responsibilities

• Administer Linux and Windows workstations including provisioning, patching, and lifecycle management.
• Maintain standardized workstation builds across Red Hat, CentOS, Rocky Linux, Windows 10 and Windows 11.
• Support Proxmox environments used for workstation virtualization and testing.
• Administer Jira, Bitbucket, and Jenkins in coordination with engineering and DevOps teams.
• Manage user accounts and access controls including authentication and permissions.
• Troubleshoot hardware, OS, and applications across workstation environments.
• Support endpoint security including encryption, antivirus, logging, and compliance requirements.
• Automate administration tasks using Bash, PowerShell, Python, or configuration management tools.
• Manage software packaging and deployment including updates and developer tool installation.
• Document workstation standards, procedures, and support processes.
• Partner with engineering and cybersecurity teams to resolve incidents and improve reliability.

Skills

Linux

Windows

Proxmox

Jira

Bitbucket

Jenkins

Scripting

LDAP/AD/SSO

Endpoint security

Automation

Education

Bachelor’s degree in Information Technology, Computer Science, or related field

Tools

Proxmox

Jira

Bitbucket

Jenkins

Job description

The Linux and Windows Workstation System Administrator is responsible for deploying, securing, maintaining, and supporting desktop and laptop systems used by engineering, development, and technical staff. This role manages workstation images, user access, patching, software distribution, endpoint security, virtualization support, and troubleshooting across Linux and Windows workstation environments, including Red Hat, CentOS, Rocky Linux, Proxmox, Windows 10, and Windows 11. The administrator also supports engineering toolchains and collaboration platforms such as Atlassian Jira, Bitbucket, and Jenkins.

Key Responsibilities

• Administer Linux and Windows workstations including provisioning, configuration, patching, and lifecycle management
• Maintain standardized workstation builds across Red Hat, CentOS, Rocky Linux, Windows 10, and Windows 11
• Support Proxmox environments used for workstation virtualization and testing
• Administer Atlassian Jira, Bitbucket, and Jenkins in coordination with engineering and DevOps teams
• Manage user accounts and access controls including authentication and permissions
• Troubleshoot hardware, OS, and applications across workstation environments
• Support endpoint security including encryption, antivirus, logging, and compliance requirements
• Automate administration tasks using Bash, PowerShell, Python, or configuration management tools
• Manage software packaging and deployment including updates and developer tool installation
• Document workstation standards, procedures, and support processes
• Partner with engineering and cybersecurity teams to resolve incidents and improve reliability

Required Qualifications

• Bachelor’s degree in Information Technology, Computer Science, or related field, or equivalent experience
• Minimum 3+ years of system administration in Linux and/or Windows environments
• Strong knowledge of Red Hat, CentOS, Rocky Linux, Windows 10, and Windows 11
• Experience supporting Proxmox virtualization
• Experience administering Atlassian Jira, Bitbucket, and Jenkins
• Proficiency in scripting and automation (Bash, PowerShell, Python)
• Familiarity with centralized authentication (LDAP, Active Directory, SSO)
• Experience with patch management and endpoint hardening
• Strong troubleshooting skills across OS, hardware, networking, and applications

Preferred Qualifications

• Familiarity with configuration management tools such as Ansible, Puppet, Chef, Microsoft Intune, or Group Policy
• Experience with CI/CD pipelines, source control administration, and issue tracking workflows
• Experience with virtualization, containers, or cloud infrastructure
• Relevant certifications such as RHCSA, RHCE, Linux+, Microsoft, Atlassian, Jenkins

What Success Looks Like

• Reliable workstation environments across Linux and Windows platforms
• Secure, compliant systems with effective patching and endpoint protection
• Efficient automation of routine administration tasks
• Seamless collaboration with engineering, DevOps, and cybersecurity teams
• Clear documentation and knowledge sharing to support long-term reliability