Senior UNIX System Engineer ( Active SECRET clearance required )
Ops Tech Alliance (OTA) is seeking a Senior UNIX System Engineer to support PL ALTESS at Radford Army Ammunition Plant, VA, under Task Area 1 - Operations. The engineer designs, installs, configures, and sustains UNIX/Linux servers hosting ALTESS production applications in a STIG-compliant environment.
This position is contingent upon contract award.
Key Responsibilities• Administer RHEL, OEL, and Solaris servers supporting production workloads.
• Perform patching via YUM/RPM and maintain DNS, SFTP, SMTP, and NTP services.
• Configure and harden firewalld/iptables; respond to incidents and outages.
• Support STIG compliance, ACAS scan remediation, and POA&M closure.
Required Qualifications• Active IAT Level II certification (Security+ CE or equivalent).
• Computing Environment cert (e.g., RHCSA/RHCE) - waivable up to 30 days post-join.
• 5+ years UNIX/Linux administration (RHEL, OEL, Solaris).
• Hands-on experience with YUM/RPM patching, firewalld/iptables, DNS, SFTP, SMTP, NTP.
• Active SECRET clearance.
• U.S. Citizenship.
Desired Qualifications• Ansible automation experience.
• Deep Solaris 11 experience.
• Scripting in Bash and/or Python.
• Prior experience in Army/DoD STIG-compliant environments.
Team Member Benefits - Competitive Pay
- Paid Time Off
- Tuition Assistance
- Medical, Prescription, Dental & Vision Coverage
- Life Insurance
- Work-life Balance
Our employees have achieved incredible things working on some of the most important technology and security projects in locations around the world to safeguard national security. We focus on hiring top talent and we want you to join our team.
This is a full time position
