System Administrator, Linux

at Tyler Technologies Inc. in OlatheOverland Park, Kansas, United States

Job Description

System Administrator, Linux
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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 AutomationProficiency in:
Bash shell scripting
Python (preferred)
Ansible or similar automation tools
Ability to automate routine administrative tasks.
NetworkingUnderstanding of:
TCP/IP
DNS
DHCP
SSH
NFS
LDAP
VPN technologies
Experience troubleshooting network connectivity issues.
Virtualization and CloudExperience with:
VMware vSphere
Hyper-V
KVM
AWS, Azure, or Google Cloud
Managing virtual machines and cloud infrastructure.
SecurityKnowledge 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 LoggingExperience with monitoring and logging tools such as:
Nagios
Zabbix
Splunk
ELK Stack
Prometheus
Grafana
Storage and BackupKnowledge 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 FactorsA 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.
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Requisition Number:2026-9483

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 jobs@tylertech.com 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.

Tyler Technologies is proud to be an equal opportunity employer. All qualified applicants will receive consideration without regard to race, creed, gender/sex, marital status, sexual orientation, citizenship status, color, religion, national origin, age, disability, veteran status, or any other status protected under local, state or federal laws.