UNIX/Linux Administrator

Job Description:

• Design, configure, implement, and maintain UNIX hardware and operating system environments, including AIX, HP-UX, and Solaris
• Optimize backup processes and disk-space allocations
• Perform installations and upgrades
• Monitor and review logs
• Apply operating-system security measures
• Design and implement high-availability and redundant systems
• Plan data migrations between systems
• Provide technical expertise and assistance to team members
• Monitor operating-system, hardware, storage, and backup procedures
• Determine execution and recovery times during disaster-recovery and production-environment testing
• Design and implement efficiency improvements
• Develop and enforce disaster-recovery and data-archiving policies, procedures, and tests
• Participate in project analysis, including feasibility studies, scope, timelines, task lists, and project duration
• Design, implement, and perform UNIX/Linux authentication and security audits
• Provide remediation for identified security discrepancies
• Review real-time trending information and contact tiered support when necessary
• Maintain contact with users and supervisors/managers regarding open or pending service calls
• Assess and develop long-term strategic goals for production operating-system versions with data owners
• Configure and manage Linux/Unix operating systems, install operating-system software, troubleshoot, maintain network-component integrity, and implement enhancements to improve reliability and performance

Requirements:

• Seven (7) years of systems administration experience on UNIX/Linux operating systems, including AIX, Solaris, or HP-UX
• Five (5) years of experience with disaster recovery and data replication
• Five (5) years of hands-on troubleshooting, tuning, and patching experience
• Five (5) years of administration, configuration, and troubleshooting experience with UNIX server clusters, load balancing, and virtualization
• Proven experience working with both UNIX and Linux operating systems and understanding their differences
• Understanding of STIGs and experience with STIG tools, application, and testing
• Experience with OS and application updates and patching, general maintenance, file-system management, and verifying directory/mount points
• Experience operating in development, testing, and production environments
• Familiarity with cloud computing and cloud architecture
• Knowledge of virtual environments such as VMware and Kubernetes
• Experience performing backups and restores
• Command-line system administration experience with file-system management, user-account management, and verifying network configurations
• Strong understanding of virtual and physical network configuration
• Understanding of DISA STIG guidance and RMF
• In-depth IT-systems troubleshooting experience
• Clearance requirement: None
• Computing-environment certifications/knowledge listed: HP UX CSA, HP OpenVMS, GCUX, SCSA, SCNA, UNIX AIX, Linux, RHCT, RHCE, RHCSA

Benefits:

• Multiple healthcare coverage options, including low deductible, high deductible, and HSA-eligible plans
• Dental coverage
• Vision coverage
• Accident and illness coverage
• Short-term disability coverage
• Long-term disability coverage
• 401(k) plan with an industry-leading 6% match
• Profit sharing based on company performance
• 100% Employee Stock Ownership Plan (ESOP), subject to plan eligibility and vesting requirements