Hiring: Lead Systems Administrator Company: Rincon Research Corporation Location: Tucson, AZ Job Posted Time: 2026-09-12 12:21:36 Employment Type: On-site Target Skills & Keywords : Ansible, Bash, CentOS, Configuration Management, DNS, GitLab, Linux, OpenShift, PKI, PowerShell, Program Management, Puppet, Python, RHEL, Security Clearance, TCP/IP, Terraform About the job Experience: •A Bachelor's degree in Computer Science, Information Systems, Engineering, or a related discipline, or 8 years of equivalent hands-on experience Required Skills: •Proven experience administering Linux systems (RHEL, Rocky, CentOS), including patching, remediation, compliance scanning, and security tooling such as Nessus or Rapid7 •Solid functional working knowledge of configuration management and automation tools such as Ansible, Puppet, or Terraform, and scripting experience in Bash, Python, or PowerShell •Foundational knowledge of networking concepts including TCP/IP, DNS, DHCP, VLANs, and subnets, as well as PKI, certificate management, and related security practices •Operational familiarity with Windows systems administration •Where is the position located? •This an on-site position located at our Tucson, Arizona Headquarters. •The likely salary range for this position is $85,000 to $110,000. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range. •What benefits does RRC offer? Compensation: •$85,000 - $110,000 / year Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!