System Administrator, Linux

Tyler Technologies; Overland Park (KS); Hybrid; USD 85,000 - 120,000; Full time

Benefits offered by this job

Competitive benefits

Job summary

Tyler Technologies is seeking a Linux System Administrator to install, configure, maintain, and secure Linux-based servers across development, test, and production environments. The role supports business applications, users, and IT initiatives in a hybrid setting requiring 3 days on-site per week in Overland Park, KS.

Responsibilities include monitoring, patching, backup, incident response, and collaboration with cross-functional teams. Strong Linux experience and certifications are preferred.

Qualifications

• Bachelor's degree in Information Technology, Computer Science, Information Systems, or related field; or equivalent work experience.
• Relevant certifications preferred (RHCSA, RHCE, Linux+, LPIC, AWS SysOps, or equivalent).
• 3+ years of experience administering Linux operating systems in enterprise environments.
• Experience supporting physical, virtual, and cloud-hosted Linux servers.
• Experience with enterprise monitoring, backup, and security tools.
• Strong experience with Linux distributions such as:
• Red Hat Enterprise Linux (RHEL)
• Rocky Linux
• AlmaLinux
• Ubuntu
• SUSE Linux Enterprise

Responsibilities

• Administer Linux servers and operating systems across development, test, and production environments.
• Monitor system health, performance, and availability.
• Perform operating system installations, upgrades, and patching.
• Implement and maintain security controls and compliance requirements.
• Troubleshoot and resolve hardware, software, and infrastructure issues.
• Manage user accounts, permissions, and authentication services.
• Maintain backup and recovery processes.
• Develop and maintain infrastructure automation solutions.
• Create and update technical documentation, procedures, and system diagrams.
• Participate in incident response, root cause analysis, and problem resolution.
• Support change management and system maintenance activities.
• Collaborate with application, network, security, and cloud teams.

Skills

Linux administration

Automation & scripting

Security practices

Troubleshooting

Communication skills

Team collaboration

Education

Bachelor's degree in Information Technology or related field

RHCSA

RHCE

Linux+

LPIC

AWS SysOps

Tools

Nagios

Zabbix

Splunk

ELK Stack

Prometheus

Grafana

Docker

Podman

Ansible

Puppet

Chef

Terraform

VMware vSphere

Hyper-V

KVM

AWS

Job description

System Administrator, Linux

The Linux System Administrator is responsible for the installation, configuration, maintenance, security, and performance of Linux-based servers and infrastructure. This role ensures system availability, reliability, and operational efficiency while supporting business applications, users, and IT initiatives.

This is a hybrid working role that requires 3 days onsite, in office, per week.

Location

Overland Park, Kansas

Travel

0-5%

Responsibilities

• Administer Linux servers and operating systems across development, test, and production environments.
• Monitor system health, performance, and availability.
• Perform operating system installations, upgrades, and patching.
• Implement and maintain security controls and compliance requirements.
• Troubleshoot and resolve hardware, software, and infrastructure issues.
• Manage user accounts, permissions, and authentication services.
• Maintain backup and recovery processes.
• Develop and maintain infrastructure automation solutions.
• Create and update technical documentation, procedures, and system diagrams.
• Participate in incident response, root cause analysis, and problem resolution.
• Support change management and system maintenance activities.
• Collaborate with application, network, security, and cloud teams.

Qualifications

• Bachelor's degree in Information Technology, Computer Science, Information Systems, or related field; or equivalent work experience.
• Relevant certifications preferred (RHCSA, RHCE, Linux+, LPIC, AWS SysOps, or equivalent).
• 3+ years of experience administering Linux operating systems in enterprise environments.
• Experience supporting physical, virtual, and cloud-hosted Linux servers.
• Experience with enterprise monitoring, backup, and security tools.
• Strong experience with Linux distributions such as:
• Red Hat Enterprise Linux (RHEL)
• Rocky Linux
• AlmaLinux
• Ubuntu
• SUSE Linux Enterprise

System Administration

• Installation, configuration, and maintenance of Linux servers.
• User and group administration.
• Filesystem management and disk provisioning.
• Service management using systemd.
• Performance tuning and system optimization.
• Patch management and operating system upgrades.

Scripting and Automation

Proficiency in:

• Bash shell scripting
• Python (preferred)
• Ansible or similar automation tools
• Ability to automate routine administrative tasks.

Networking

Understanding of:

• TCP/IP
• DNS
• DHCP
• SSH
• NFS
• LDAP
• VPN technologies
• Experience troubleshooting network connectivity issues.

Virtualization and Cloud

Experience with:

• VMware vSphere
• Hyper-V
• KVM
• AWS, Azure, or Google Cloud
• Managing virtual machines and cloud infrastructure.

Security

Knowledge of Linux security best practices.Experience with:

• SELinux/AppArmor
• Firewall configuration (firewalld, iptables, nftables)
• Vulnerability remediation
• Access controls and auditing
• Security compliance standards

Monitoring and Logging

Experience with monitoring and logging tools such as:

• Nagios
• Zabbix
• Splunk
• ELK Stack
• Prometheus
• Grafana

Storage and Backup

Knowledge of:

• RAID configurations
• LVM management
• SAN/NAS environments
• Backup and recovery procedures
• Disaster recovery planning

Preferred Skills

• Container technologies (Docker, Podman).
• Kubernetes or OpenShift administration.
• Configuration management tools (Ansible, Puppet, Chef).
• DevOps practices and CI/CD pipelines.
• Git version control.
• Infrastructure as Code (Terraform).
• Enterprise directory services integration.
• Experience in highly available and clustered environments.

Soft Skills

• Strong analytical and troubleshooting abilities.
• Excellent written and verbal communication skills.
• Ability to work independently and within a team environment.
• Strong organizational and time-management skills.
• Customer service and stakeholder engagement skills.
• Ability to manage multiple priorities in a fast-paced environment.

Physical and Operational Requirements

• Ability to participate in on-call rotations and after-hours support.
• Ability to support maintenance windows during evenings or weekends as needed.
• Ability to lift and install server hardware when required.
• Must be able to obtain and maintain any required security clearances.

Success Factors

A successful Linux System Administrator will:

• Maintain high system availability and uptime.
• Proactively identify and resolve issues before service impact.
• Automate repetitive tasks to improve operational efficiency.
• Ensure systems remain secure, patched, and compliant.
• Provide excellent support to users and technical teams.

Great Place to Work & Grow Your Career

Come join us as we transform the public sector! Our mission, vision, and values guide everything we do. We're also frequently recognized as a great workplace locally and nationally. See our many awards and accolades.

Taking Care of You & Your Family

Your health and well-being are important to us. That's why we invest in our team members by offering competitive benefits to support their health and financial wellness. Learn more about how we care for our people.

Tyler Technologies is proud to be an equal opportunity employer. All qualified applicants will receive consideration without regard to race, creed, gender, marital status, sexual orientation, citizenship status, color, religion, national origin, age, disability, protected veteran status, or any other status protected under local, state, or federal laws. If you require reasonable accommodation for any part of the application or hiring process due to a disability, please submit your request by emailing [e-mail] or by calling 800.646.2633 ext. 791008. Please keep in mind these methods are reserved for individuals who require accommodation due to a disability.